Brand: Astrum
SKU: ABT‑HP6720
Manufacturer Part Number: ABT‑HP6720

Product Overview
The Astrum ABT‑HP6720 Replacement Battery is engineered for HP and Compaq laptops, including HP 550, 610, 6720S, 6730S, 6735S, and 6830S.
Operating at 10.8V with a 4400mAh capacity, this internal 6‑cell Li‑Ion battery ensures efficient energy storage, reduced memory effect, and consistent performance for students, professionals, and mobile users.
With advanced safety protections and durable construction, it provides reliable daily use while supporting sustainable practices.

Key Features
4400mAh high‑capacity design for extended unplugged productivity
Optimized compatibility with HP 550/610/6720S/6730S/6735S/6830S laptops
Premium 6‑cell Li‑Ion design with no memory effect
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy installation, no special tools required
Backed by a 12‑month warranty

Technical Specifications
Feature Specification
Voltage 10.8V
Capacity 4400mAh
Chemistry Li‑Ion
Cells 6‑Cell
Compatible Part No 451085‑121, 451085‑141, 451085‑142, 451085‑361, 451085‑621, 451085‑661, 451086‑001, 451086‑121, 451086‑141, 451086‑142, 451086‑161, 451086‑322, 451086‑361, 451086‑362, 451086‑421, 451086‑621, 451086‑661, 451568‑001, 456864‑001, 456865‑001, 464119‑142, 464119‑143, 464119‑162, 464119‑361, 464119‑362, 464119‑363, 484787‑001, 490306‑001, 491278‑001, 491279‑001, 491654‑001, 491657‑001, 496897‑001, 500764‑001, 500765‑001, 501870‑001, 572186‑001, 572187‑001, 572188‑001, 572189‑001, 572190‑001, 572191‑001, DD06, DD08, DD08063, GJ655AA, GJ655AA#ABH, HSTNN‑FB51, HSTNN‑FB52, HSTNN‑I39C, HSTNN‑I40C, HSTNN‑I48C‑A, HSTNN‑I48C‑B, HSTNN‑I49C, HSTNN‑I50C‑B, HSTNN‑I54C, HSTNN‑I64C‑5, HSTNN‑I65C‑5, HSTNN‑IB51, HSTNN‑IB52, HSTNN‑IB55, HSTNN‑IB62, HSTNN‑LB51, HSTNN‑LB52, HSTNN‑OB51, HSTNN‑OB51T, HSTNN‑OB52, HSTNN‑OB62, HSTNN‑XB51, HSTNN‑XB52, HSTNN‑XB62, KU532AA, NBP8A97, ABT‑HP6720
Safety Protections Overcharge, over‑discharge, overheat, short‑circuit
Warranty 12 months

Compatible Model Numbers
HP Series:
HP 550
HP 610

Compaq Series:
Compaq 6720S, 6720S/CT
Compaq 6730S, 6730S/CT
Compaq 6735S
Compaq 6820S, 6830S

Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unscrew and disconnect the old internal battery
Insert New Battery: Align and secure the Astrum battery in place
Initial Charge: Fully charge before first use for optimal performance
Care Tips: Avoid extreme temperatures; perform full discharge cycles monthly

What’s in the Box
1 × Astrum 10.8V 4400mAh Internal Battery (ABT‑HP6720)
1 × User Manual (with safety guidelines)

Brand: Astrum
Product Code: ABT‑HP6535
Description: Battery for HP Compaq/EliteBook/ProBook Series – 10.8V 4400mAh

Product Overview
The Astrum ABT‑HP6535 is a high‑quality replacement battery designed for HP Compaq, EliteBook, and ProBook series laptops. With a voltage of 10.8V and a capacity of 4400mAh, it ensures reliable performance and long‑lasting power. Compatible with a wide range of HP part numbers, this battery is ideal for professionals seeking a dependable OEM‑equivalent replacement.

Key Features
Voltage: 10.8V
Capacity: 4400mAh
High‑quality replacement for HP OEM batteries
Compatible with Compaq, EliteBook, and ProBook series models
Durable construction for extended service life
Net weight: 320g
Gross shipping weight: 0.6–0.8 kg (including packaging)

Compatible Part Numbers
458640‑542, 482962‑001, 484786‑001, HSTNN‑144C‑A, HSTNN‑144C‑B, HSTNN‑145C‑A, HSTNN‑145C‑B, HSTNN‑C66C‑4, HSTNN‑C66C‑5, HSTNN‑C67C‑4, HSTNN‑C67C‑5, HSTNN‑C68C, HSTNN‑CB69, HSTNN‑IB68, ABT‑HP6535, HSTNN‑IB69, HSTNN‑UB68, HSTNN‑UB69, HSTNN‑XB24, HSTNN‑XB59, HSTNN‑XB61, HSTNN‑XB68, HSTNN‑XB69, KU531AA

Compatible Model Numbers
HP Compaq Series:
6530B, 6535B, 6730B, 6735B, 6500B, 6700B

HP EliteBook Series:
6930P, 8440P, 8440W
HP ProBook Series:
6450B, 6540B, 6550B, 6555B, 6440B, 6445B, 6545B

What’s Included
1 × Astrum ABT‑HP6535 Battery
User documentation

SKU: ABT-HP6360 Warranty: 12 months Condition: 100 % New from Manufacturer

Upgrade your HP EliteBook or ProBook with a high-performance replacement battery engineered for extended power, reliable performance, and seamless compatibility with your device.

Key Benefits
Extended runtime: 4400 mAh capacity at 10.8 V for hours of unplugged productivity
Exact OEM fit: Designed to match the factory battery dimensions and connector
Advanced safety: CE and RoHS compliant with built-in overcharge, over-discharge, and short-circuit protection
Durable cycle life: Consistent performance across 500 + recharge cycles
Tool-free swap: Quick, plug-and-play installation
Peace of mind: Backed by a 12-month warranty

Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 10.8 V
Capacity 4400 mAh
Cells 6-Cell
SKU ABT-HP6360
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Over-discharge, Short-circuit

Compatible HP Models
EliteBook 8460p, 8460w, 8560p, 8570p, 8470p, 8470w ProBook 6360b, 6360t, 6460b, 6465b, 6470b, 6475b, 6560b, 6565b, 6570b

Compatible Part Numbers
628367-221, 628367-251, 628367-321, 628367-361, 628368-241, 628368-242, 628368-251, 628368-252, 628368-321, 628368-351, 628368-352, 628368-421, 628368-541, 628368-542, 628368-741, 628369-221, 628369-241, 628369-321, 628369-341, 628369-421, 628369-541, 628370-241, 628370-251, 628370-321, 628370-341, 628370-421, 628370-541, 628664-001, 628666-001, 628668-001, 628670-001, 630918-541, 630919-421, 630919-541, 631243-001, 634087-001, 658997-321, 658997-421, 658997-541, 658997-542, BB09, CC03, CC06, CC06055, CC06062, CC06X, CC06XL, CC09, CC09100, HSTNN-CB2F, HSTNN-CB2G, ABT-HP6360, HSTNN-DB2F, HSTNN-DB2G, HSTNN-DB2H, HSTNN-F08C, HSTNN-F11C, HSTNN-I90C, HSTNN-I91C, HSTNN-LB2F, HSTNN-LB2G, HSTNN-LB2H, HSTNN-LB2I, HSTNN-LB2Q, HSTNN-OB2E, HSTNN-OB2F, HSTNN-OB2G, HSTNN-OB2H, HSTNN-OB2N, HSTNN-UB2F, HSTNN-UB2I, HSTNN-W81C, QK639AA, QK640AA, QK642AA, QK642AA#AB2, QK643AA, ST09

Installation & Care Tips
Power off and unplug your laptop before replacing the battery.
Unlock and remove the existing battery using the built-in release latch.
Align contacts, insert the Astrum ABT-HP6360, and press until it clicks.
Fully charge before first use to calibrate the battery gauge.
Perform a full discharge/charge cycle monthly to maintain capacity accuracy.
Store between 20 %–40 % charge in a cool, dry place if unused for extended periods.

Package Includes
1 × Astrum ABT-HP6360 10.8 V 4400 mAh (6-Cell) Battery
1 × Installation & Safety Guide

SKU: ABT-HP4530 | Warranty: 12 months | Condition: Brand New

Extend your productivity away from the outlet with the Astrum ABT-HP4530. Engineered for HP ProBook 4430S, 4440S, and 4530S models—alongside a broad range of related series—it delivers dependable power, precise OEM fit, and advanced safety protections.

🌟 Key Benefits
Extended Runtime: 4400 mAh capacity at 10.8 V keeps you unplugged for hours
OEM-Perfect Fit: Custom housing for ProBook 4430S, 4440S, 4530S, 4535S, 4540S, 4545S, and legacy 4330–4446 series plus HP 4730
Advanced Safety: Integrated overcharge, over-discharge, and short-circuit protection
Durable Cycle Life: Retains peak performance over 500+ full charge/discharge cycles
Tool-Free Swap: Drop-in replacement with no special tools required
12-Month Warranty: Backed by Astrum’s dedicated support

📋 Technical Specifications
Specification Details
Battery Type Lithium-Ion (Li-Ion)
Voltage 10.8 V
Capacity 4400 mAh
Cell Count 6-Cell
Operating Temp. 0 °C to 60 °C (32 °F to 140 °F)
Storage Temp. –20 °C to 45 °C (–4 °F to 113 °F)
Protections Overcharge, Over-discharge, Short-circuit
Certifications CE, RoHS

🔑 Compatible Part Numbers
Core Series

3ICR19/66-2
633733-1A1, 633733-321
633805-001
650938-001
HSTNN Family
DB2R, I02C
I97C-3, I97C-4
I98C-5
I99C-3, I99C-4
IB2R, LB2R, OB2R
Q87C-4, Q87C-5
Q88C-4, Q88C-5
Q89C
XB2E, XB2F, XB2G, XB2H, XB2I, XB2N, XB2O, XB2R, XB2T
XB3C

Other References

ABT-HP4530
LC32BA122
PR06, PR09
QK646AA, QK646UT

💻 Compatible Models
HP ProBook Series
4430S, 4440S, 4530S, 4535S, 4540S, 4545S
Legacy & Related Series
4330s, 4331s, 4431s, 4435s, 4436s, 4441s, 4446s
HP 4730

🛠 Installation & Care Tips
Shut down your notebook and unplug the AC adapter.
Release the old battery by sliding the latch and removing it.
Align contacts, insert the Astrum ABT-HP4530 until it clicks securely.
Fully charge before first use to calibrate the battery gauge.
Preserve lifespan by avoiding extreme temperatures and performing a full discharge/charge cycle once a month.

📦 What’s Included
1 × Astrum ABT-HP4530 10.8 V / 4400 mAh (6-Cell) Battery
1 × Quick-Start Guide with Safety & Installation Instructions

Brand: Astrum
SKU: ABT‑HP4321
Manufacturer Part Number: ABT‑HP4321

Product Overview
The Astrum ABT‑HP4321 Replacement Battery is engineered for HP and Compaq laptops, including HP 420, 425, 620, 625, and ProBook 4420S/4520S/4525S series.
Operating at 10.8V with a 4400mAh capacity, this internal 6‑cell Li‑Ion battery ensures efficient energy storage, reduced memory effect, and consistent performance for students, professionals, and mobile users.
With advanced safety protections and durable construction, it provides reliable daily use while supporting sustainable practices.

Key Features
4400mAh high‑capacity design for extended unplugged productivity
Optimized compatibility with HP 420/425/620/625, Compaq 320/321/325/326/421/621, and HP ProBook 4420S/4520S/4525S series laptops
Premium 6‑cell Li‑Ion design with no memory effect
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy installation, no special tools required
Backed by a 12‑month warranty

Technical Specifications
Feature Specification
Voltage 10.8V
Capacity 4400mAh
Chemistry Li‑Ion
Cells 6‑Cell
Compatible Part No 587706‑121, 587706‑131, 587706‑221, 587706‑241, 587706‑251, 587706‑421, 587706‑541, 587706‑741, 587706‑751, 587706‑761, 592909‑221, 592909‑241, 592909‑421, 592909‑721, 592909‑741, 593572‑001, 593573‑001, BQ350AA, BQ350AAABA, BQ350AAAC3, HSTNN‑CB1A, HSTNN‑CB1B, HSTNN‑CBOX, HSTNN‑DB1A, HSTNN‑DB1B, HSTNN‑I85C, HSTNN‑I85C‑3, HSTNN‑I85C‑4, HSTNN‑I85C‑5, HSTNN‑I86C, HSTNN‑I86C‑3, HSTNN‑I86C‑4, HSTNN‑I86C‑5, HSTNN‑IB1A, HSTNN‑LB1A, HSTNN‑Q78C, HSTNN‑Q78C‑3, HSTNN‑Q78C‑4, HSTNN‑Q81C, HSTNN‑Q81C‑3, HSTNN‑Q81C‑4, HSTNN‑UB1A, HSTNN‑W79C‑5, HSTNN‑W80C, HSTNN‑XB1A, HSTNN‑XB1B, PH06, PH06047, PH06047‑CL, PH09, PH09093, PH09093‑CL, ABT‑HP4321
Safety Protections Overcharge, over‑discharge, overheat, short‑circuit
Warranty 12 months

Compatible Model Numbers
HP Series:
HP 420, 425, 620, 625

Compaq Series:
Compaq 320, 321, 325, 326, 420, 421, 425, 621

HP ProBook Series:
ProBook 4420S, 4520S, 4525S
ProBook 4320, 4320s, 4320t, 4321, 4321s, 4325s, 4326s, 4421s, 4425s

Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unscrew and disconnect the old internal battery
Insert New Battery: Align and secure the Astrum battery in place
Initial Charge: Fully charge before first use for optimal performance
Care Tips: Avoid extreme temperatures; perform full discharge cycles monthly

What’s in the Box
1 × Astrum 10.8V 4400mAh Internal Battery (ABT‑HP4321)
1 × User Manual (with safety guidelines)

SKU: ABT-DLXPS15 | Warranty: 12 months | Condition: Brand New

Elevate your laptop’s runtime with the Astrum ABT-DLXPS15—an OEM-grade, high-capacity replacement engineered for Dell XPS 15 L511 series.

🌟 Key Benefits
Extended power: 4400 mAh capacity for all-day productivity
OEM-perfect fit: Designed specifically for XPS 15z L511x and L511z models
Built-in safety: Protections against overcharge, overheat, and short-circuit
Certified quality: CE and RoHS compliance for reliable performance
Longevity: Sustains capacity across 500+ recharge cycles
Tool-free swap: Plug-and-play replacement in seconds
Peace of mind: Full 12-month warranty

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 11.1 V
Capacity 4400 mAh
SKU ABT-DLXPS15
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit

🔑 Compatible Part Numbers & Models
Compatible Part Numbers: 075WY2, 0HTR7, 0NMV5C, 75WY2, ABT-DLXPS15, CN-075WY2, NMV5C, OHTR7

Compatible Models: • Dell XPS 15z L511x • Dell XPS 15z L511z • Dell L511x (1569) • Dell L511z

🛠 Installation & Care Tips
Power off your XPS and unplug the adapter.
Flip the laptop and release the latches to remove the old battery.
Align contacts and insert the ABT-DLXPS15 until it clicks securely.
Charge fully before first use to calibrate the internal gauge.
Keep operating temperatures between 0 °C and 35 °C; perform a monthly full discharge cycle to maintain gauge accuracy.

📦 What’s Included
1 × Astrum ABT-DLXPS15 11.1 V, 4400 mAh Battery
1 × User Guide with Safety & Installation Instructions

SKU: ABT-DLV3300 | Warranty: 12 months | Condition: Brand New

Power your Dell Vostro series with the Astrum ABT-DLV3300 replacement battery—designed for reliable all-day performance, perfect OEM fit, and advanced safety features.

🌟 Key Benefits
Extended runtime: 2600mAh capacity at 14.8V delivers dependable power through heavy workloads
OEM-grade compatibility: Custom-matched for Dell Vostro 3300, 3400, 3500, 3600, 3700, and Latitude E6400
Advanced safety protections: Overcharge, overheat, and short-circuit defense built in
Certified reliability: CE and RoHS compliance for peace of mind
Longevity assured: Maintains optimal capacity over 500+ charge cycles
User-friendly swap: Tool-free, plug-and-play installation
12-month warranty: Full coverage against manufacturing defects

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 14.8V
Capacity 2600mAh
SKU ABT-DLV3300
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit

💻 Compatible Models
Dell Vostro 3300
Dell Vostro 3400
Dell Vostro 3500
Dell Vostro 3600
Dell Vostro 3700
Dell Latitude E6400

🔑 Compatible Part Numbers
04D3C, 04GN0G, 0TXWRR, 0TY3P4, 312-0997, ABT-DLV3300, 312-0998, 4JK6R, 7FJ92, BAT-DEV3500-HC, CYDWV, Y5XF9

🛠 Installation & Care Tips
Power off your laptop and disconnect the AC adapter.
Slide release latches and remove the old battery pack.
Align the Astrum ABT-DLV3300 contacts and insert until it clicks.
Charge fully before first use to calibrate the internal gauge.

Keep operating temperatures between 0°C and 35°C; perform a full discharge cycle monthly to maintain accuracy.

📦 What’s Included
1 × Astrum ABT-DLV3300 14.8V 2600mAh Battery
1 × User Guide with Safety & Installation Instructions

SKU: ABT-DLV3300 | Warranty: 12 months | Condition: Brand New

Power your Dell Vostro series with the Astrum ABT-DLV3300 replacement battery—designed for reliable all-day performance, perfect OEM fit, and advanced safety features.

🌟 Key Benefits
Extended runtime: 2600mAh capacity at 14.8V delivers dependable power through heavy workloads
OEM-grade compatibility: Custom-matched for Dell Vostro 3300, 3400, 3500, 3600, 3700, and Latitude E6400
Advanced safety protections: Overcharge, overheat, and short-circuit defense built in
Certified reliability: CE and RoHS compliance for peace of mind
Longevity assured: Maintains optimal capacity over 500+ charge cycles
User-friendly swap: Tool-free, plug-and-play installation
12-month warranty: Full coverage against manufacturing defects

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 14.8V
Capacity 2600mAh
SKU ABT-DLV3300
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit

💻 Compatible Models
Dell Vostro 3300
Dell Vostro 3400
Dell Vostro 3500
Dell Vostro 3600
Dell Vostro 3700
Dell Latitude E6400

🔑 Compatible Part Numbers
04D3C, 04GN0G, 0TXWRR, 0TY3P4, 312-0997, ABT-DLV3300, 312-0998, 4JK6R, 7FJ92, BAT-DEV3500-HC, CYDWV, Y5XF9

🛠 Installation & Care Tips
Power off your laptop and disconnect the AC adapter.
Slide release latches and remove the old battery pack.
Align the Astrum ABT-DLV3300 contacts and insert until it clicks.
Charge fully before first use to calibrate the internal gauge.

Keep operating temperatures between 0°C and 35°C; perform a full discharge cycle monthly to maintain accuracy.

📦 What’s Included
1 × Astrum ABT-DLV3300 14.8V 2600mAh Battery
1 × User Guide with Safety & Installation Instructions

SKU: ABT-DLN4020 | Warranty: 12 months | Condition: Brand New

Power up your Dell Inspiron laptop with the Astrum ABT-DLN4020 replacement pack. Engineered for reliable all-day performance, exact OEM fit, and advanced safety protections, it keeps you productive at home, in the office, or on the move.

🌟 Key Benefits
4400mAh capacity at 11.1V for extended runtime
Custom-matched to Dell Inspiron 4010, 5030, and 7110 series
Built-in protections against overcharge, overheat, and short circuits
CE and RoHS certified for peace of mind
Durable design maintains capacity over 500+ recharge cycles
Plug-and-play installation with no tools required
Full 12-month warranty for worry-free ownership

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 11.1V
Capacity 4400mAh
SKU ABT-DLN4020
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit
💻 Compatible Dell Models
Inspiron N5030, N5050, N5110, N7110

Inspiron 13R series: 3010-D330, 3010-D370HK, 3010-D430, 3010-D460HK, 3010-D520, N3010, N3010D-148, N3010D-168, N3010D-178, N3010D-248, N3010D-268, T510431TW, T510432TW, 3010-D370TW, 3010-D381, 3010-D460TW, 3010-D480, 3010-D621, Ins13RD-348, Ins13RD-438, Ins13RD-448, Ins13RD-448LR

Inspiron 14R series: 4010-D330, 4010-D370HK, 4010-D370TW, 4010-D381, 4010-D382, 4010-D430, 4010-D460HK, 4010-D480, 4010-D520, Ins14RD-438, Ins14RD-448B, Ins14RD-458, N4010, N4010D-248, N4010D-258, N4110, T510401TW, T510402TW, T510403TW, 4010-D460TW

Inspiron 15R series: 5010-D330, 5010-D370HK, 5010-D382, 5010-D430, 5010-D460HK, 5010-D480, 5010-D481, 5010-D520, N5010, N5010D-258, N5010D-278, N5110, Ins15RD-458B, Ins15RD-488

Inspiron 17R series: N7010, N7110, 17R (N7010D, N7010R)

Inspiron M series: M411R, M501, M5010, M5010D, M5010R, M501D, M501R, M5030, M5030D, M5030R, M5040, M511R

Inspiron N series: N3010, N3010D, N3010R, N3110, N4010, N4010-148, N4010D, N4010D-158, N4010R, N4050, N4110, N5010, N5010D-148, N5010D-168, N5010R, N5030D, N5030R, N5040, N7010, N7010D, N7010R

Vostro series: 1540, 1440, 1450, 1550, 3450, 3550, 3750

🔑 Compatible Part Numbers
04YRJH, 06P6PN, 07XFJJ, 312-0233, 312-1201, 312-1205, 383CW, 451-11510, ABT-DLN4020, 9JR2H, J1KND, WT2P4

🛠 Installation & Care Tips
Power off your laptop and unplug the AC adapter.
Slide the release latches and remove the old battery pack.
Align contacts and insert Astrum ABT-DLN4020 until it clicks securely.
Fully charge before first use to calibrate the battery gauge.
Store and operate between 0°C and 35°C; perform a full discharge cycle monthly for optimal accuracy.

📦 What’s Included
1 × Astrum ABT-DLN4020 11.1V 4400mAh Battery
1 × User Guide with Safety and Installation Instructions

SKU: ABT-DLE7240 | Warranty: 12 months | Condition: Brand New

Restore your Dell Latitude E7240 or E7250’s mobility with the Astrum ABT-DLE7240 replacement battery—engineered for extended runtime, exact OEM fit, and advanced safety protections. Whether you’re on campus, in the office, or traveling, stay powered through your busiest days.

🌟 Key Benefits
Extended Runtime: 4500mAh capacity at 7.4V for reliable, all-day performance
Perfect Compatibility: Custom-matched to Dell Latitude E7240 and E7250 models
Safety Certified: CE and RoHS compliant with built-in overcharge, overheat, and short-circuit protection
Durable Design: Maintains consistent output over 500+ recharge cycles
Hassle-Free Installation: Plug-and-play replacement—no tools required
12-Month Warranty: Full coverage for peace of mind

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 7.4V
Capacity 4500mAh
SKU ABT-DLE7240
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit
💻 Compatible Dell Laptop Models
Dell Latitude E7240

Dell Latitude E7250

🔑 Compatible Part Numbers
51-BBFX, 451-BBFY, 451-BBFV, 451-BBFT

🛠 Installation & Care Tips
Power Off: Shut down your laptop and unplug the AC adapter.
Remove Old Battery: Slide release latches and extract the existing pack.
Insert New Battery: Align contacts and push in Astrum ABT-DLE7240 until it clicks.
Initial Charge: Fully charge before first use to calibrate the battery gauge.
Maintenance: Avoid extreme heat and perform a full discharge cycle monthly to preserve accuracy.

📦 What’s Included
1 × Astrum ABT-DLE7240 7.4V 4500mAh Battery
1 × User Guide with Safety Instructions

SKU: ABT-DLE6400 | Warranty: 12 months | Condition: Brand New

Elevate your Dell Latitude or Precision’s mobility with the Astrum ABT-DLE6400. Engineered for all-day runtime, OEM-grade reliability, and advanced safety protections, this battery keeps you powered through deadlines and travel.

🌟 Key Features
High Capacity: 4400mAh at 11.1V for extended unplugged productivity
OEM Fit: Perfectly matches Dell’s original specifications for a seamless swap
Safety Certified: CE and RoHS compliant with built-in overcharge, overheat, and short-circuit protection
Long Cycle Life: Maintains consistent performance over 500+ recharge cycles
Tool-Free Installation: Quick plug-and-play design—no tools or drivers needed
12-Month Warranty: Full coverage and dedicated support for peace of mind

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 11.1V
Capacity 4400mAh
Cells 6-Cell
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit
SKU ABT-DLE6400
Warranty 12 months

💻 Compatible Dell Models
Latitude E6400
Latitude E6400 ATG
Latitude E6410
Latitude E6500
Latitude E6510
Latitude E8400
Precision M2400
Precision M4400

🔑 Compatible Part Numbers
312-0748, 312-0749, FU268, FU272, FU274, FU571, KY265, KY266, KY268, KY477, MN632, ABT-DLE6400, MP303, MP307, NM633, PT434, PT435, PT436, PT437

🛠 Installation & Care Guide
Power off your laptop and disconnect the AC adapter
Release the old battery by sliding the latch(es) and remove it
Align contacts and insert the Astrum ABT-DLE6400 until it clicks into place
Fully charge before first use to optimize capacity calibration
Maintain battery health: avoid extreme temperatures and perform a full discharge cycle monthly

📦 What’s in the Box
1 × Astrum ABT-DLE6400 Battery (11.1V 4400mAh)
1 × User Guide with Safety & Installation Instructions

Brand: Astrum
Product Code: ABT‑DLE6320
Description: Battery for Dell Latitude E6120/E6220/E6320/E6330 Series – 11.1V 4400mAh

Product Overview
The Astrum ABT‑DLE6320 is a high‑quality replacement battery designed for Dell Latitude E6120, E6220, E6230, E6320, E6320 XFR, E6330, and E6430S laptops. With a voltage of 11.1V and a capacity of 4400mAh, it ensures reliable performance and long‑lasting power. Compatible with a wide range of Dell part numbers, this battery is ideal for professionals seeking a dependable OEM‑equivalent replacement.

Key Features
Voltage: 11.1V
Capacity: 4400mAh
High‑quality replacement for Dell OEM batteries
Compatible with multiple Dell Latitude series models
Durable construction for extended service life
Net weight: 320g
Gross shipping weight: 0.6–0.8 kg (including packaging)

Compatible Part Numbers
09K6P, 0F7W7V, 11HYV, 312‑1239, 312‑1241, 312‑1381, 312‑1446, 3W2YX, 451‑11702, 451‑11703, 451‑11704, 451‑11979, 451‑11980, 5X317, 7FF1K, ABT‑DLE6320, 7M0N5, 823F9, 9GXD5, 9P0W6, CPXG0, CWTM0, F33MF, F7W7V, FHHVX, FN3PT, GYKF8, HGKH0, HJ474, J79X4, JN0C3, K4CP5, K94X6, KFHT8, MHPKF, NGXCJ, R8R6F, RCG54, RFJMW, RXJR6, FRROG, V7M6R, WJ38, WJ383, WRP9M, Y0WYY, Y40R5, Y61CV, YJNKK

Compatible Model Numbers
Dell Latitude Series:
E6120
E6220
E6230
E6320
E6320 XFR
E6330
E6430S

What’s Included
1 × Astrum ABT‑DLE6320 Battery
User documentation

SKU: ABT-DLE5440 | Warranty: 12 months | Condition: Brand New

Power your Dell Latitude E5440 or E5540 with the Astrum ABT-DLE5440, engineered for extended runtime, rock-solid reliability, and seamless OEM compatibility. Enjoy worry-free performance backed by a full year of coverage.

🌟 Key Features
High Capacity: 4400mAh at 11.1V for all-day productivity
OEM Fit: Exact spec match for Dell Latitude E5440 and E5540
Safety Certified: CE and RoHS compliant with built-in overcharge, overheat, and short-circuit protection
Cycle Durability: Up to 500 recharge cycles with consistent power delivery
Easy Swap-In: Tool-free, plug-and-play installation
12-Month Warranty: Prompt replacement or support if anything goes wrong

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion
Voltage 11.1V
Capacity 4400mAh
Cells 6-Cell
Certifications CE, RoHS
Protections Overcharge, Overheat, Short-circuit
SKU ABT-DLE5440
Warranty 12 months
💻 Compatible Dell Models
Latitude E5440

Latitude E5540

🔑 Compatible Part Numbers
0K8HC, 1N9C0, 3K7J7, 451-BBID, 451-BBIE, 451-BBIF, 7W6K0, 970V9, 9TJ2J, CXF66, F49WX, ABT-DLE5440, FT6D9, M7T5F, N5YH9, NVWGM, VJXMC, VVONF, WGCW6

🛠 Installation & Care Guide
Power down your laptop and unplug the AC adapter
Remove the existing battery by sliding the release latches
Align contacts and insert Astrum ABT-DLE5440 until it clicks
Charge fully before first use to calibrate
Maintain battery health by avoiding extreme temperatures and performing a full discharge cycle once a month

📦 What’s in the Box
Astrum ABT-DLE5440 Battery (11.1V 4400mAh)
User Guide with Safety Instructions

SKU: ABT‑DLE5420 | Warranty: 12 months | Condition: Brand New

Power up your Dell laptop with the Astrum ABT‑DLE5420 — a high‑performance replacement battery designed for extended runtime, seamless compatibility, and certified safety. Whether you're working remotely or on the move, this battery delivers reliable power and peace of mind.

🌟 Key Features
High Capacity: 4400mAh at 11.1V for longer unplugged productivity
OEM Compatibility: Matches original Dell battery specs for a perfect fit
Certified Safe: CE and RoHS compliant with built‑in overcharge, overheat, and short‑circuit protection
Durable Performance: Up to 500 recharge cycles with consistent output
Easy Installation: Plug‑and‑play replacement with no tools required
12‑Month Warranty: Full coverage and responsive support

📋 Technical Specifications
Feature Details
Battery Type Lithium‑Ion
Voltage 11.1V
Capacity 4400mAh
Cells 6‑Cell
Certifications CE, RoHS
Protections Overcharge, Overheat, Short‑circuit
SKU ABT‑DLE5420
Warranty 12 months

💻 Compatible Dell Laptop Models
Dell Inspiron 1520
Dell Inspiron 1521
Dell Inspiron 1721
Dell Vostro 1500
Dell Vostro 1700

🔑 Compatible Part Numbers
W280, 0UW280, NR239, 312‑0589, 451‑10477, FK890, GK476, GK479, 312‑0504, 312‑0575, 312‑0576, 312‑0590, 312‑0594, FP282

🛠 Installation & Battery Care
Power Down: Turn off your laptop and unplug the charger
Replace Battery: Remove old battery and insert Astrum ABT‑DLE5420 securely
Initial Charge: Fully charge before first use to calibrate performance
Maintenance: Avoid extreme temperatures and perform full discharge cycles monthly

📦 What’s in the Box
1 × Astrum ABT‑DLE5420 Battery (11.1V 4400mAh)
1 × User Guide with Safety Instructions

Brand: Astrum
Product Code: ABT‑DL3521‑11
Description: Battery for Dell Inspiron/Latitude/Vostro Series – 11.1V 4400mAh

Product Overview
The Astrum ABT‑DL3521‑11 is a high‑quality replacement battery designed for Dell Inspiron 14, 15, 17, Latitude 3000 series, and Vostro 2421/2521 laptops. With a voltage of 11.1V and a capacity of 4400mAh, it ensures reliable performance and long‑lasting power. Compatible with a wide range of Dell part numbers, this battery is ideal for users seeking an OEM‑equivalent replacement that delivers dependable uptime.

Key Features
Voltage: 11.1V
Capacity: 4400mAh
High‑quality replacement for Dell OEM batteries
Compatible with Dell Inspiron, Latitude, and Vostro series models
Durable construction for extended service life
Net weight: 320g
Gross shipping weight: 0.6–0.8 kg (including packaging)

Compatible Part Numbers
0MF69, 24DRM, 312‑1387, 312‑1390, 312‑1392, 312‑1433, 49VTP, 4DMNG, 4WY7C, 68DTP, 6HY59, 6K73M, 6KP1N, 6XH00, 8RT13, 8TT5W, 9K1VP, DJ9W6, FW1MN, ABT‑DL35211, G019Y, G35K4, MK1R0, MR90Y, N121Y, PVJ7J, T1G4M, V1YJ7, V8VNT, VR7HM, W6XNM, X29KD, XCMRD, XRDW2, YGMTN

Compatible Model Numbers
Dell Inspiron Series:
14 (3437, 3421, 5421, N3421, N5421, 14R‑3421)
15 (3537, 3000, 3543, 3521, 15R‑5521, 15R‑5537, 15R‑N3521, 15R‑N5521, 15R‑N5537)
17 (3721, 17R‑5737, 17R‑N3721, 17R‑N3737, 17R‑N5721, 17R‑N5737)

Dell Latitude Series:
14‑3000, 15‑3000, 3440, 3540, E3440, E3540
Dell Vostro Series:
Vostro 2421, Vostro 2521

What’s Included
1 × Astrum ABT‑DL3521‑11 Battery
User documentation

Brand: Astrum
SKU: ABT‑ASX551
Manufacturer Part Number: ABT‑ASX551

Product Overview
The Astrum A41N1308 Replacement Battery is engineered for ASUS X551 and X451 series laptops, delivering dependable power and extended runtime.
Operating at 11.1V with a durable Li‑Ion design, this external battery ensures efficient energy storage, reduced memory effect, and consistent performance for students, professionals, and mobile users.
With advanced safety protections and durable construction, it provides reliable daily use while supporting sustainable practices.

Key Features
High‑capacity Li‑Ion cells for extended unplugged productivity
Optimized compatibility with ASUS X551 and X451 series laptops
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy external installation, no tools required
Backed by a 12‑month warranty

Technical Specifications
Feature Specification
Voltage 11.1V
Capacity ~4400mAh (standard A41N1308)
Chemistry Li‑Ion
Compatible Part No 0B110‑00250100, A41N1308, A31LJ9, ABT‑ASX551
Safety Protections Overcharge, over‑discharge, overheat, short‑circuit
Warranty 12 months

Compatible Model Numbers
ASUS Series:

X451, X451C, X451CA
X551, X551C, X551CA
X551CA‑SX024H, X551CA‑SX029H, X551CA‑DH21
X551M

Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unlock and slide out the old external battery
Insert New Battery: Align and secure the Astrum battery in place
Initial Charge: Fully charge before first use for optimal performance
Care Tips: Avoid extreme temperatures; perform full discharge cycles monthly

What’s in the Box
1 × Astrum 11.1V Li‑Ion External Battery (ABT‑ASX551)
1 × User Manual (with safety guidelines)

Brand: Astrum
SKU/Product Code: ABT‑ACE5‑475G
Description: Astrum ABT‑ACE5‑475G is a 14.8V 2200mAh lithium‑ion replacement battery for Acer Aspire E5‑475, V5, E1, and TravelMate series laptops.

Product Overview
The Astrum ABT‑ACE5‑475G is a reliable replacement battery designed for Acer laptops including Aspire E5‑475, Aspire V5 series, Aspire E1 series, and TravelMate P255 series. With a 14.8V output and 2200mAh capacity, it ensures stable performance and dependable runtime.

This battery is compatible with multiple Acer part numbers and models, making it a versatile solution for technicians and end‑users.

Key Features
14.8V, 2200mAh lithium‑ion battery – dependable power supply
Compatible with Acer Aspire E5‑475, V5, E1, and TravelMate series
Direct replacement for multiple Acer part numbers
Lightweight and durable design
Warranty: 12 months
Certified by CE & FCC for safety
Up to 500 recharge cycles over battery life

Technical Specifications
Feature Details
Product Code ABT‑ACE5‑475G
Brand Astrum
Battery Type Lithium‑Ion (Li‑Ion)
Voltage 14.8V (compatible with 14.4V)
Capacity 2200mAh
Cell Count 4‑Cell
Warranty 12 months
Certifications CE, FCC, RoHS
Protections Overcharge, Over‑discharge, Short‑circuit

Compatible Part Numbers
AL12A32, AL12A72, KT.00403.012, 41CR17/65, B053R015‑0002, TZ41R1122, AK.004BT.097, KT.00407.001, ABT‑ACE5‑475G

Compatible Models
Aspire V5 Series: V5‑431, V5‑431G, V5‑431P, V5‑471, V5‑471G, V5‑471P, V5‑531, V5‑531G, V5‑531P, V5‑551, V5‑551G, V5‑571, V5‑571G, V5‑571P, V5 Touch Series

Aspire E1 Series: E1‑410G, E1‑470, E1‑470G, E1‑470P‑6659, E1‑472, E1‑510, E1‑510P, E1‑522, E1‑530, E1‑532, E1‑570, E1‑570G, E1‑572, E1‑572G

Aspire S Series: S3‑471

TravelMate Series: P255‑M, P255‑MG

Additional V5 Variants: V5‑471G‑53334G50Makk, V5‑471G‑53334G50Mass, V5‑471G‑53334G50Dass, V5‑471G‑53314G50Mabb, V5‑471G‑53314G50Mauu, V5‑471G‑73514G50Mass, V5‑471G‑33214G50Mauu, V5‑471G‑33214G50Mass, V5‑471G‑33214G50Mabb, V5‑471G‑323c4G50Mauu, V5‑471G‑32364G50Mabb

Brand: Astrum
SKU/Product Code: ABT‑ACV5
Description: Astrum ABT‑ACV5 is a 14.8V 2200mAh lithium‑ion replacement battery for Acer Aspire R7, V5, V7, and E15 series laptops.

Product Overview
The Astrum ABT‑ACV5 is a premium replacement battery designed for Acer Aspire laptops including R7‑571, R7‑572, V5‑452, V5‑472, V5‑552, V5‑572, V5‑573, V7‑481, V7‑482, V7‑581, V7‑582, and E15 series. With a 2200mAh capacity and 14.8V output, it delivers reliable power, extended runtime, and seamless compatibility.

This battery is engineered to meet strict quality standards, ensuring safe operation, durability, and eco‑friendly compliance.

Key Features
14.8V, 2200mAh lithium‑ion battery – dependable runtime
Compatible with Acer Aspire R7, V5, V7, and E15 series laptops
Direct replacement for multiple Acer part numbers
CE & RoHS certified for safety and environmental compliance
Built‑in protections: overcharge, over‑discharge, short‑circuit
Warranty: 12 months

Technical Specifications
Feature Details
Product Code ABT‑ACV5
Brand Astrum
Battery Type Lithium‑Ion
Voltage 14.8V (compatible with 14.4V)
Capacity 2200mAh
Cell Count 4‑Cell
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, Over‑discharge, Short‑circuit

Compatible Part Numbers
AL13B3K, AP13B8K, KT00403018, KT.00403.018, ABT‑ACV5

Compatible Models
Aspire R7 Series: R7‑571, R7‑571G, R7‑572, R7‑572G
Aspire V5 Series: V5‑452G/P/PG, V5‑472G/P/PG, V5‑473G/P/PG, V5‑481P, V5‑552G/P/PG, V5‑572G/P, V5‑573G/P/PG
Aspire V7 Series: V7‑481G/P/PG, V7‑482P/PG, V7‑581G/P/PG, V7‑582P/PG
Aspire E Series: E15 15.6, Aspire M5‑583, M5‑583P

SKU: ABT-AC4741 | Warranty: 12 months | High‑capacity Li‑Ion replacement battery

Upgrade your Acer Aspire’s performance with the Astrum AS10D31 replacement battery, engineered for long‑lasting power, exact fit, and safe operation. Designed for popular Acer models including 4741, 5253, 5251, 5336, 5349, 5551, and 5552, this 6‑cell 4400mAh Li‑Ion pack delivers dependable runtime for study, work, and entertainment.

Key benefits
Extended runtime: 4400mAh capacity and 10.8V output for longer unplugged use.
Perfect compatibility: 100% fit for Acer Aspire 4741/5253/5251/5336/5349/5551/5552 series.
Certified safety: CE and RoHS compliant; overcharge, over‑discharge, and short‑circuit protection.
Easy installation: Drop‑in replacement with no special tools required.
Reliable support: Backed by a 12‑month warranty.
Technical specifications

Feature Details
Battery type Lithium‑Ion
Voltage 10.8V
Capacity 4400mAh
Cells 6‑cell
SKU ABT‑AC4741
Warranty 12 months
Certifications CE, RoHS
Protections Overcharge, over‑discharge, short‑circuit

Compatible Acer Aspire laptop models

4250, 4251, 4252, 4253, 4333, 4339, 4349, 4551, 4551G, 4552, 4625, 4733, 4738, 4738Z, 4738G, 4739, 4739Z, 4743, 4743G, 4743Z, 4741, 4741G, 4750, 4750G, 4755, 4755G, 4752, 4752G, 4752Z, 4771, 4771G, 5250, 5251, 5252, 5252G, 5253, 5336, 5349, 5551, 5551G, 5552G, 5560, 5560G, 5733, 5736, 5736Z, 5741, 5741G, 5741Z, 5742, 5742G, 5742Z, 5742ZG, 5750, 5750G, 5750Z, 5750ZG, 5755, 5755G, 7251, 7741G, 7741Z‑5731, 7741Z‑4643, 7551G, 7552G, 7750G, 7750Z, AS5741, AS5741‑H32C/S, AS5741‑H32C/SF, AS5741‑H54D/LS, AS5741‑H54D/SF, AS5741‑N32C/KF, AS5741‑N32D/K, AS5741‑N54E/K, AS5741‑N54E/KF, 4740, 4740G, 4750, 5335, 5340, 5542, 5542G, 5735, 5735Z, 5740, 5740G, 5740Z, 5744, 5760, 5760G, 6495T, 7340, 7740, 7740G, 7750, 7750G, 7750Z, 8472, 8472G, 8473, 8572, 8572G, 8573.

Compatible part numbers
AS10D41, AS10D31, AS10D3E, AS10D51, AS10D56, AS10D61, AS10D71, AS10D73, AS10D75, AS10D81, 31CR19/65‑2, 31CR19/652, 3ICR19/66‑2, 934T2078F, ZQ3, BT.00607.125, BT.00603.111, BT.00606.008, BT.00607.127, BT.00604.049, BT.00605.062, BT.00607.126, BT.00605.065, LC.BTP00.123, LC.BTP00.127, ABT‑AC4741.

Installation and care tips

Power down: Shut off the laptop and unplug the charger.
Swap battery: Remove the old pack and insert the Astrum AS10D31 until it clicks.
Initial charge: Charge to 100% before first use for best calibration.
Battery care: Avoid extreme heat; do an occasional full cycle to keep the gauge accurate.

Package includes
Battery: Astrum AS10D31 10.8V 4400mAh (6‑cell)
Guide: User manual with safety instructions

SKU: ABT-HPSR03 | 12-Month Warranty | High Capacity | Certified Safe Extended Power for HP Envy, Pavilion Gaming & x360 Series – Reliable Performance for Work, Play, and Creativity

Revitalize your HP laptop with the Astrum 11.55V 3500mAh Replacement Battery, engineered for seamless compatibility and dependable runtime. Featuring Li-Polymer technology, CE/RoHS certifications, and advanced safety protections, this battery ensures consistent performance for gamers, professionals, and everyday users.

🔥 Key Features

✔ High Capacity – 3500mAh for extended unplugged productivity and entertainment ✔ Wide Compatibility – Perfect fit for HP Envy 17-bw series, Pavilion Gaming 15-cx series, and Envy x360 15-cn/cp series ✔ Li-Polymer Technology – Lightweight, efficient, and resistant to memory effect ✔ Multi-Protection Circuit – Safeguards against overcharging, overheating, and short circuits ✔ Certified Safe – CE and RoHS certified for quality and environmental compliance ✔ Easy Installation – Drop-in replacement; no special tools required ✔ 12-Month Warranty – Reliable performance with hassle-free support

📊 Technical Specifications

Feature Specification
Voltage 11.55V
Capacity 3500mAh
Chemistry Li-Polymer
Compatible Part No SR03XL, SR03052XL, HSTNN-DB8Q, L08934-2C1, L08934-2B1, L08934-1B1, L08855-855, ABT-HPSR03, HSTNN-IB8L, TPN-C133, TPN-C134, TPN-Q194
Safety Certifications CE, RoHS
Protections Overcharge, overheat, short-circuit protection

✅ Compatible Model Numbers

HP Envy 17-bw Series:

17-bw0000, 17-bw0000na, 17-bw0001nc, 17-bw0001ng, 17-bw0001ni, 17-bw0007ur, 17-bw0008ca, 17-bw0011nr, 17-bw0200nz, 17-bw0003ng, 17-bw0004na, 17-bw0706nz, 17-bw0999na

HP Pavilion Gaming 15-cx Series:

15-cx0000, 15-cx0000TX, 15-cx0001TX, 15-cx0010TX, 15-cx0027TX, 15-cx0088TX, 15-cx0005ng, 15-cx0005TX, 15-CX0058WM, 15-CX0086NR, 15-cx0001ng, 15-cx0002ng, 15-cx0003ng, 15-cx0003TX, 15-cx0004ng, 15-cx0006TX, 15-cx0008TX, 15-cx0009TX, 15-cx0010TX, 15-cx0011TX, 15-cx0012TX, 15-cx0013TX

HP Envy x360 Series:

15-cn0000, 15-cn0000ne, 15-CN0000TX, 15-CN0005TX
15-cp0000, 15-cp0005ng, 15-cp0013nr, 15-cp0014au, 15-cp0599na
15-cx0020nr, 15-CX0058TX, 15m-cp0011dx, 15m-cp0012dx

Note: Always verify your laptop model and original battery part number before purchase.

🛠️ Installation & Maintenance Tips

Power Off – Shut down the laptop and disconnect the AC adapter.
Remove Old Battery – Slide the locking latch to release and remove the old battery.
Insert New Battery – Align and slide the Astrum battery into place until it clicks.
Initial Charge – Charge fully before first use for optimal performance.
Maximize Lifespan – Avoid extreme temperatures; perform full discharge cycles monthly.

📦 What’s Included

1 × Astrum 11.55V 3500mAh Battery
1 × User Manual (with safety guidelines)

"Power your day—backed by a 12-month warranty!"