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15.36V 77Wh 5075mAh 4-Cell Li-polymer Battery for Lenovo ThinkPad P1 Gen1/Gen2 X1 Extreme Gen1/Gen2 Replaces L17C4P72 01YU911 L17M4P72 L18M4P71
- Revive Your ThinkPad P1 or X1 Extreme Dont let a dead battery stop your mobile workstation. This 77Wh replacement restores original runtime for CAD, coding, or creative work anywhere.; Exact Fit for P1 Gen1/Gen2 & X1 Extreme Gen1/Gen2 Compatible with Lenovo ThinkPad P1 1st/2nd Gen (2018/2019) and ThinkPad X1 Extreme 1st/2nd Gen (2018/2019). Replaces L17C4P72, L17M4P72, L18M4P71, 01AY968/969, SB10Q76928/929, SB10S57317.; 77Wh 15.36V 4-Cell Li-polymer High energy density delivers all-day power for demanding workloads. No more throttling or shutdowns when unplugged.; Premium Grade A Cells Unlike cheap generics that swell or degrade quickly, this battery uses high-quality Li-polymer cells for stable voltage, consistent discharge, and longer cycle life.; Safe & 100% Tested Builtin overcurrent, overvoltage, overheating, and shortcircuit protection. Each unit tested before shipping. Install with confidence.
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Why You Need This Battery Your Lenovo ThinkPad P1 or X1 Extreme is a powerhouse, but even highend batteries fade. After 23 years, youve probably noticed shorter runtime, sudden shutdowns at 2030%, or the dreaded plugged in, not charging message. This 77Wh replacement battery solves that problem. Designed for ThinkPad P1 & X1 Extreme (1st/2nd Gen) This battery is a direct fit for: Lenovo ThinkPad P1 1st Gen (2018) Lenovo ThinkPad P1 2nd Gen (2019) Lenovo ThinkPad X1 Extreme 1st Gen (2018) Lenovo ThinkPad X1 Extreme 2nd Gen (2019)
Specifications You Can Trust Chemistry: Li-polymer
Voltage: 15.36V
Capacity: 77Wh / 5075mAh
Cells: 4Cell
Color: Black
Condition: Brand New Grade A cells Compatible Part Numbers Common P/N L17C4P72 / L17M4P72 01AY969 / 01AY968 SB10Q76929 / SB10Q76928 L18M4P71 / 01YU911 / SB10S57317 What a Failing Battery Costs You Sudden shutdowns during renders or client presentations Performance throttling when unplugged (lost productivity) Swollen battery risking trackpad or chassis damage Constantly searching for an outlet This 77Wh 4cell Lipolymer replacement restores your ThinkPads original battery life perfect for onthego professionals, developers, and creators. Why Choose Lipolymer? Lipolymer cells offer higher energy density in a thinner, lighter package ideal for slim mobile workstations like the P1 and X1 Extreme. No bulky 18650 cells. Just sleek, longlasting power. Safety & Reliability Every battery includes builtin protection against overcurrent, overvoltage, overheating, and short circuits. Grade A cells ensure consistent power delivery. We test each unit before shipping. Easy Installation Flip your ThinkPad over, remove the bottom cover (Torx T5 screws), disconnect the old battery, and install the new one. Fully charge before first use for optimal performance. Before You Order Please doublecheck your original battery part number (L17C4P72, L17M4P72, or L18M4P71) and your laptop model.
This battery only fits the 1st/2nd Gen P1 and X1 Extreme not newer models (Gen3/Gen4) or other ThinkPad lines.
Specifications You Can Trust Chemistry: Li-polymer
Voltage: 15.36V
Capacity: 77Wh / 5075mAh
Cells: 4Cell
Color: Black
Condition: Brand New Grade A cells Compatible Part Numbers Common P/N L17C4P72 / L17M4P72 01AY969 / 01AY968 SB10Q76929 / SB10Q76928 L18M4P71 / 01YU911 / SB10S57317 What a Failing Battery Costs You Sudden shutdowns during renders or client presentations Performance throttling when unplugged (lost productivity) Swollen battery risking trackpad or chassis damage Constantly searching for an outlet This 77Wh 4cell Lipolymer replacement restores your ThinkPads original battery life perfect for onthego professionals, developers, and creators. Why Choose Lipolymer? Lipolymer cells offer higher energy density in a thinner, lighter package ideal for slim mobile workstations like the P1 and X1 Extreme. No bulky 18650 cells. Just sleek, longlasting power. Safety & Reliability Every battery includes builtin protection against overcurrent, overvoltage, overheating, and short circuits. Grade A cells ensure consistent power delivery. We test each unit before shipping. Easy Installation Flip your ThinkPad over, remove the bottom cover (Torx T5 screws), disconnect the old battery, and install the new one. Fully charge before first use for optimal performance. Before You Order Please doublecheck your original battery part number (L17C4P72, L17M4P72, or L18M4P71) and your laptop model.
This battery only fits the 1st/2nd Gen P1 and X1 Extreme not newer models (Gen3/Gen4) or other ThinkPad lines.
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- Return for refund within: 30 days
- Return for replacement within: 30 days
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