🔋 Astrum Replacement Battery for Toshiba 800/840/850/855 – 11.1 V, 4400 mAh (3-Cell Li-Ion)

SKU: ABT-TO5024 | Warranty: 12 months | Condition: Brand New

Restore full power to your Toshiba notebook with the Astrum ABT-TO5024 battery pack. Engineered for OEM-perfect fit, reliable runtime, and advanced safety, it keeps you working or streaming without interruption.

🌟 Key Benefits
Extended runtime with high-capacity 4400 mAh cells
Exact OEM housing and contact alignment for seamless swap-in
Built-in overcharge, over-discharge, overheat and short-circuit protection
Durable Li-Ion chemistry maintaining > 80 % capacity after hundreds of cycles
Tool-free slide-in installation—no screwdriver needed
Peace of mind backed by a full 12-month warranty

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion (Li-Ion)
Voltage 11.1 V
Capacity 4400 mAh (≈48.84 Wh)
Cell Configuration 3-Cell
SKU ABT-TO5024
Warranty 12 months
Protections Overcharge, Over-discharge, Overheat, Short-circuit
Certifications CE, RoHS
Operating Temp. 0 °C to 60 °C (32 °F to 140 °F)
Storage Temp. –20 °C to 45 °C (–4 °F to 113 °F)
🔑 Compatible Part Numbers
PA5023U-1BRS
PA5024U-1BRS
PA5025U-1BRS
PA5026U-1BRS
ABT-TO5024
PA5027U-1BRS
PA5109U-1BRS
PABAS259
PABAS260
PABAS261
PABAS262
PABAS263

💻 Compatible Toshiba Models
Satellite Pro C Series
C800, C800-K02B, C800-K03B, C800-K06B
C800D, C800D-K05B
C805, C805D
C840, C840D
C845, C845D
Satellite C8x0 / C85x0 Series
C850 (00W/X/018/10N/10R/10T/10U/10V/10W/10X/10Z/111/113/116/11N/12Z/14C/14D/15N/15Q/15T/15V/172/173/1C3/1CW/1EQ/1ER/1FJ/1FN)
C850D
C855, C855D
Satellite C87x0 Series
C870 (006/008/11R), C870D
C875, C875D
Satellite L8x0 / L85x0 Series
L800, L800D
L805, L805D
L830 (104/10G/10H/10J/113/11D/11G/13E/13R), L830D
L835, L835D
L840, L840D
L845, L845D
L850 (110/112/11R/11T/11U/11V/11W/11X/13F/1C4/1DN/1DP/1DQ/1DR/1DT/1DV/1DW/1DZ/1EF/1EQ/1ER/1G8/1G9/1KM/1L4/1MH/1MJ), L850D
L855, L855D
L870 (122/124/127/12W/130/13U/149/171/172), L870D
L875, L875D
Satellite M8x0 / M80x Series
M800, M800D
M801, M801D
M805, M805D
M840, M840D
M845, M845D
Satellite P8x0 / P85x Series
P800, P800D
P840, P840D
P845, P845D
P850, P850D
P855, P855D
P870, P870D
P875, P875D
Satellite S8x0 / S85x Series
S800, S800D
S840, S840D
S845, S845D
S850, S850D
S855, S855D
S870, S870D
S875, S875D
Additional Models
Satellite C805-C10B/T01B/T03B/T06B/T07B/T23R, C805D-T08B/T09B
DynaBook T552 (T552/36F, /47F, /58F)

🛠 Installation & Care Tips
Power off and unplug your Toshiba notebook.
Slide the battery release latch and remove the existing pack.
Align contacts of ABT-TO5024 and slide in until it clicks.
Fully charge before first use to calibrate the gauge.
Perform a full discharge/charge cycle monthly to maintain accuracy.

Store at ~ 40 % charge in a cool, dry place for long-term storage.

📦 What’s Included
1 × Astrum ABT-TO5024 11.1 V / 4400 mAh (3-Cell) Replacement Battery
1 × Quick-Start Guide with Safety & Installation Instructions