IBM Batteries

IBM Laptop Battery | Precision OEM-Compatible Replacement
Engineered for legacy excellence – Our IBM Laptop Battery deliver reliable power to ThinkPad T/R/Z series (2001-2024 models).
Key Features:
✅ Precision Compatibility:
Voltage/Capacity Matched: T40/T41/R50: 10.8V/4400mAh (6-cell) | T42/T61: 10.8V/6600mAh (9-cell), Voltage Flexibility: 10.8V & 11.1V cross-compatible (industry-unique design). ThinkPad-Exclusive Connectors: 4-pin Smart IC.
✅ Global Safety Certified:
Multiple Protection: Over-voltage/current/short-circuit
A+ Grade Li-ion Cells
Certifications: CE/RoHS/UL/PSE
✅ Performance Legacy Revival
0% Prep-Charge: Shipped at storage voltage (IATA 2023 compliant)
ABS+PC Shell: Flame-retardant, MIL-STD impact resistance
⚡ How to Confirm Your Model:
1. Check Original Battery Label → Locate: Part No.: e.g., 08K8190 (T40) / 42T4513 (T61). Voltage/Capacity: “10.8V 4400mAh” or “10.8V 6600mAh”.
2. Verify Laptop Bottom Sticker → Find model code: Examples: ThinkPad T41 2378 | T61 8938 | R50E 1860.
3. Contact Us with Details → We provide exact replacements.
🔋 Pro Tip: Some older models (such as T43) have multiple versions of FRU codes. Please be sure to check the complete model number on the label at the bottom of the device before ordering (for example: ThinkPad T43-1876).
Warranty & Support:
All our IBM Laptop Battery come with an 18 month warranty | ISO-certified manufacturing.
Need a legacy/unlisted charger? Send your IBM Laptop Battery specs → We will source it for you!