Battery Lenovo OEM Part #: 5B11M90035

Lenovo battery 5B11M90035

Lenovo description: "Lenovo BATTERY, 15.48V, 52.5Wh, 4cell".

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Compatible Business Laptop Models (2)

Devices documented to accept this OEM component. Compatibility from OEM documentation, not bench-tested.

Installation: Not verified

ThinkPad P16s Gen 1 (Intel)

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Fitment Details:

Listed in Lenovo's official parts lookup for the ThinkPad P16s Gen 1 (Intel). Lenovo description: "Lenovo BATTERY, 15.48V, 52.5Wh, 4cell". Parts vary by configuration; match your machine type and original FRU before ordering. OEM parts list only; not bench-tested.

Source:Lenovo Parts Lookup
Source notes

Lenovo Parts Lookup (pcsupport.lenovo.com) for ThinkPad P16s Gen 1 (Intel), machine type(s) 21BT, 21BU, lists FRU 5B11M90035 "Lenovo BATTERY, 15.48V, 52.5Wh, 4cell". Checked 2026-10-27.

ThinkPad P16s Gen 2 (Intel)

Business Laptop Official support
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Fitment Details:

Listed in Lenovo's official parts lookup for the ThinkPad P16s Gen 2 (Intel). Lenovo description: "Lenovo BATTERY, 15.48V, 52.5Wh, 4cell". Parts vary by configuration; match your machine type and original FRU before ordering. OEM parts list only; not bench-tested.

Source:Lenovo Parts Lookup
Source notes

Lenovo Parts Lookup (pcsupport.lenovo.com) for ThinkPad P16s Gen 2 (Intel), machine type(s) 21HK, 21HL, lists FRU 5B11M90035 "Lenovo BATTERY, 15.48V, 52.5Wh, 4cell". Checked 2026-10-27.

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