The Toshiba PA3817U-1BRS Laptop Battery is a premium 6-cell external replacement battery custom engineered for an extensive collection of everyday notebooks, including the Toshiba Satellite C650, C655, L650, L655, L750, and L755 series. Featuring a highly stable 10.8V/11.1V architecture and top-tier lithium-ion cells, it supplies reliable energy management, smooth voltage drop, and the portable capacity needed to stay productive while away from an electrical outlet. Equipped with advanced integrated safety circuitry, this durable replacement power pack guards your valuable machine against unexpected electrical spikes, over-current, and thermal issues. Designed to precisely meet original factory physical footprints, this battery clips securely into your notebook’s rear bay without any complex assembly or tools, instantly restoring your laptop’s mobility, runtime independence, and daily workflow stability.
Features
Premium Grade-A cylindrical cells provide stable voltage flow and excellent energy capacity retention.
High-density 4400mAh 6-cell configuration guarantees long-lasting daily runtime for work, remote study, and multimedia tasks.
Integrated multi-protection safety chips actively shield your hardware against overcharging, over-discharging, overheating, and short circuits.
Sturdy external physical case perfectly matches original Toshiba OEM aesthetic profiles and alignment tracks.
Engineered to handle hundreds of seamless charge-discharge cycles safely for an extended multi-year operational lifespan.
Tool-free external slide-and-lock installation utilizes dual spring-loaded mechanical release tabs.
Key Specifications
Battery Model: PA3817U-1BRS / PA3817 / Model 3817
Battery Type: Lithium-Ion (Li-Ion)
Cells: 6-Cell
Voltage: 10.8V / 11.1V (Interchangeable layout parameters)
Capacity: 48Wh (4400mAh)
Color: Black
Condition: Brand New Replacement Battery
Rechargeable: Yes
Compatible Laptop Models
Toshiba Satellite Series: L650, L655, L670, L675, L750, L755, L770, L775, M640, M645, A660, A665, P750, P755, P770, P775
Toshiba Satellite C-Series: C640, C645, C650, C655, C655D, C660, C670, C675
Toshiba Portege Series: M100, M800 Series
⚠️ Compatibility Checklist: Check the regulatory label on your old battery block. If it explicitly states PA3817U-1BRS or PA3819U-1BRS, this is the exact matching profile for your notebook’s physical guidance tracks.
Compatible Part Numbers
PA3817U-1BRS
PA3817U-1BAS
PA3816U-1BRS
PA3816U-1BAS
PA3818U-1BRS
PA3819U-1BRS
PABAS227
PABAS228
PABAS230
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