6-Cell 41+ 10.8V 5200mAh Li-ion Replacement Battery for ThinkPad R60 R61 T60 T61 T500 W500 SL500

This 6-cell 41+ style replacement battery is a factory-fresh, third-party OEM compatible pack designed for select ThinkPad systems. It’s built with new long-lasting cells to restore reliable runtime and everyday mobility performance.

Technical Specifications

• Brand: Unbranded
• Battery type: 41+ (6-Cell)
• Voltage: 10.8V
• Capacity: 5200mAh
• Cell count: 6 Cell
• Technology: Li-ion
• Notes: New 100% compatible third-party OEM replacement battery (not manufactured by Lenovo / IBM)

Interchangeable / Replacement Part Numbers

40Y6795, 40Y6798, 40Y6799, 42T4504, 42T4513, 42T4545, 42T4560, 42T4572, 42T4621, 42T4623, 42T4651, 42T4670, 42T4777, 42T5233, 42T5234, 42T5246, 45J7967, 92P1127, 92P1128, 92P1129, 92P1130, 92P1137, 92P1138, 92P1139, 92P1140, 92P1141, 92P1142

✅ Confirmed Compatibility

Please note that the following list is not exhaustive. Compatibility depends on your system's specific configuration. It's essential to verify compatibility with your system or enclosure manufacturer prior to installation.

✔️ R500: ThinkPad R500
✔️ R60: ThinkPad R60, ThinkPad R60e
✔️ R61: ThinkPad R61 (does NOT fit R61 14.1" Widescreen Series Models), ThinkPad R61e, ThinkPad R61i
✔️ SL Series: ThinkPad SL300, ThinkPad SL400, ThinkPad SL500
✔️ T500: ThinkPad T500
✔️ T60: ThinkPad T60, ThinkPad T60p
✔️ T61: ThinkPad T61 (does NOT fit T61 14.1" Widescreen Series Models), ThinkPad T61p
✔️ W500: ThinkPad W500
✔️ Z Series: ThinkPad Z60m, ThinkPad Z61e, ThinkPad Z61p

☑️ Key Features

☑️ 6-cell 41+ compatible battery pack with 10.8V / 5200mAh rating
☑️ Factory-fresh build with new long-lasting cells
☑️ Designed for reliable runtime and stable system power delivery
☑️ Ideal for replacing aging or weak batteries on supported ThinkPad models
☑️ Compatible third-party OEM replacement (not manufactured by Lenovo / IBM)

⚙️ Fit Notes

• This battery does not fit: R61 14.1" Widescreen Series Models
• This battery does not fit: T61 14.1" Widescreen Series Models
• Match the part number on your original battery or confirm your exact ThinkPad model before ordering