
Genuine L20D4P75/L20M4P75 Premium Battery | 90.1Wh 15.52V OEM Power for Lenovo ThinkPad P1/X1 Extreme Mobile Workstations
Engineered for Extreme Performance – The Only Power Source Worthy of Your ThinkPad
Unleash the true potential of your mobile workstation with absolute power certainty. This Genuine L20D4P75/L20M4P75 High-Performance Battery is the official Lenovo-engineered power core, meticulously designed to meet the extraordinary energy demands of the ThinkPad P1 Gen 4/5/6 and X1 Extreme 4th/5th Gen series. With its precision-calibrated 15.52V voltage and substantial 90.1Wh (approx. 5800mAh) capacity, it delivers the stable, high-wattage power delivery essential for driving professional-grade NVIDIA RTX graphics, high-core-count CPUs, and ultra-bright 4K displays during intensive rendering, AI development, and 8K video editing sessions.
Your ThinkPad is a masterpiece of engineering; its power source should be an equal masterpiece of reliability. Non-genuine batteries risk catastrophic performance throttling, inaccurate runtime forecasting, and potential system instability under full load. Our genuine battery ensures deep integration with Lenovo Vantage's intelligent thermal and power management systems, supports Rapid Charge Pro technology, and guarantees flawless communication with the motherboard for real-time power telemetry. It is the non-negotiable, high-value investment that safeguards your workstation’s performance integrity and protects your most valuable asset: uninterrupted creative and technical productivity.
Why This Genuine ThinkPad Battery is the Architect of Your Mobile Workflow
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Guaranteed Voltage Stability Under Maximum Load: The exact 15.52V nominal voltage is critical for maintaining consistent power to the GPU and CPU VRMs. This prevents voltage droop during peak computational loads, ensuring your 3D renders complete without crashes and your simulations run at full clock speeds, translating directly to faster project completion and reliable performance.
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Restore True "Desktop Replacement" Endurance: Replace your degraded battery with an authentic, high-energy-density 6-cell lithium-ion pack. Reclaim the extended unplugged runtime required for cross-continental flights, client-site presentations, or full-day off-site work—empowering you to leverage your workstation's full $3,000+ hardware potential anywhere, anytime.
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Protect Your Mission-Critical System Investment: Featuring the original Lenovo cryptographic authentication chip, this battery enables full BIOS-level power management, accurate battery health analytics, and adaptive charging protocols. This is not just about power; it's about systematic data integrity and hardware longevity, preventing the firmware conflicts and safety risks inherent in uncertified alternatives.
Specification
Battery Model: L20D4P75
Capacity: 90Wh 5815mAh 4-Cell
Voltage: 15.48V
Battery Type: Li-ion
Condition: Brand New Color: Black
Replace Part Number:
L20D4P75 SB11B79216 5B11B79218 SM11E25312 5M11E25314 5M11L99161 SB11K07735 5B11K07737
L20M4P75 SB11B79215 5B11B79217 SM11E25311 5M11E25313 5M11L99160 SB11K07734 5B11K07736
Compatible Laptop Models: (use "Ctrl+F" to find your model quickly)
for Lenovo ThinkPad P1 Gen 4 (Type 20Y3, 20Y4) Series
for Lenovo ThinkPad P1 Gen 5 (Type 21DC, 21DD) Series
for Lenovo ThinkPad P1 Gen 6 (Type 21FV, 21FW) Series
for Lenovo ThinkPad X1 Extreme 4th Gen (Type 20Y5,20Y6) Series
for Lenovo ThinkPad X1 Extreme Gen 5 (Type 21DE, 21DF) Series
Notice needing attention:
Not all compatible laptop models are listed or included here.
You can open the back of your laptop to check the original battery model number.
Ready to Command Uncompromising Power Wherever You Work?
Do not let an inferior power source bottleneck your most demanding projects. Secure the genuine component engineered for computational excellence. Click to order this authentic L20D4P75/L20M4P75 battery today—it is the single most critical upgrade to guarantee your ThinkPad delivers desktop-class performance with unwavering reliability, empowering your genius wherever it strikes.
| Battery Capacity | 90Wh 5815mAh 4-Cell |
| Voltage | 15.48V |
| Model No | L20D4P75 |
| Warranty | 12 Months |
New lithium-ion batteries must be fully charged and fully discharged two to three times before being fully conditioned.
Please note that the full capacity and life of a new lithium-ion battery is only achieved after 2 to 3 full charge and discharge cycles.
After you have gone through 2 to 3 cycles, you never have to condition the battery again.
All batteries sold on accessories-mall.com are replacement parts. accessories-mall.com doesn't affiliate with any of the original manufacturers. Any registered trademarks or model names listed above are identified as purposes of showing compatibility only.