🔋 Astrum Replacement Battery for Toshiba Satellite S500 – 10.8 V, 4400 mAh (4-Cell Li-Ion)

SKU: ABT-TO3788 | Warranty: 12 months | Condition: Brand New

Restore the full runtime of your Toshiba Satellite S500 with the Astrum ABT-TO3788 battery. Precision-engineered for an exact OEM fit, it delivers reliable power, advanced safety protections, and long-lasting cycle life.

🌟 Key Benefits
Extended Runtime 4400 mAh capacity at 10.8 V keeps your notebook running through long work or study sessions.
Exact OEM Compatibility Custom-molded housing and contacts match Toshiba Satellite S500 series for seamless drop-in replacement.
Advanced Safety Protections Built-in circuitry guards against overcharge, over-discharge, overheating, and short circuits.
Durable Cycle Life Maintains over 80 % of original capacity after hundreds of full charge/discharge cycles.
Tool-Free Installation Slide-in design lets you swap batteries in seconds—no screwdrivers required.
Peace of Mind Backed by a full 12-month manufacturer warranty.

📋 Technical Specifications
Feature Details
Battery Type Lithium-Ion (Li-Ion)
Voltage 10.8 V
Capacity 4400 mAh (≈47.5 Wh)
Cell Configuration 4-Cell
SKU ABT-TO3788
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
PA3634U-1BAS
PA3634U-1BRS
PA3635U-1BAM
PA3635U-1BRM
PA3638U-1BAP
PA3786U-1BRS
PA3787U-1BRS
PA3788U-1BRS
PABAS221
PABAS222
PABAS223
ABT-TO3788

💻 Compatible Toshiba Models
A11 Series

A11-001, A11-00N, A11-00P, A11-00Q
A11-S3510 → A11-S3541
A11-SP5001L/M → A11-SP5013
A11-ST3500 → A11-ST3504
A11-W3540
M11 Series
M11-003, M11-004, M11-01J/K/L/P, M11-03C, M11-Oracle
M11-S3410 → M11-S3450
M11-SP4002L/M → M11-SP4013L
M11-ST3501 → M11-ST3504
M11-W3421
M11S-US1
S11 Series
S11-00Y, S11-010, S11-011, S11-013, S11-014, S11-05T

🛠 Installation & Care Tips
Shut down your Toshiba and unplug the AC adapter.
Slide the release latch to remove the old battery pack.
Align contacts of Astrum ABT-TO3788 and insert until it clicks securely.
Fully charge before first use to calibrate the internal gauge.
Run a full discharge/charge cycle monthly to preserve capacity accuracy.
Store at roughly 40 % charge in a cool, dry place for long-term storage.

📦 What’s Included
1 × Astrum ABT-TO3788 10.8 V / 4400 mAh (4-Cell) Replacement Battery
1 × Quick-Start Guide with Safety & Installation Instructions