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Black BTI 4-cell battery for Lenovo ThinkBook, 80Wh capacity, rectangular with white label and connector port.

BTI 5B11N45428 compatible 80Wh 4-cell battery for LENOVO THINKBOOK 16P G4

by BTI

£60.77from 5 retailers

GTIN05059902171597

EAN5059902171597

MPN5B11N45428-BTI

Prices updated 10 Apr 2026

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ComputersDeal

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In stockStandard delivery in 3 working days

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£72.92£60.77

ITSupplies.uk

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£69.89£60.77

£60.77 total inc. delivery

GtechPro

In stock3-5 working days

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£69.89£61.78

+£1.01 vs cheapest

£61.78 total inc. delivery

Amazon

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In stock3-5 working days

£64.99

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GamingKit

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£67.02

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£67.02 total inc. delivery

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Product Description

Lithium-Ion (Li-Ion). 5180 mAh 80 Wh. 15.44 V. Brand compatibility: Lenovo. Black. Number of batteries included: 1 pc(s). Features. Brand compatibility. Lenovo. Product colour. Black. Battery voltage. 15.44 V. Number of battery cells. 4. Battery capacity. 5180 mAh. Battery technology. Lithium-Ion (Li-Ion). Certificates. Certification. UKCA, CE. Compliance certificates. CE, UKCA. Packaging data. Number of batteries included. 1 pc(s). leaflet. Origin Promo. Origin Eco

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