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Laptop Battery for Lenovo ThinkPad T560 T550 W550S 45N1742 45N1743 11.4V 44Wh Li-ion High Capacity, 1-Year Warranty
- **Perfect Fit for ThinkPad T560, T550 & W550S** Direct replacement for original models 45N1742 and 45N1743, ensuring seamless compatibility and easy installation.
- **High-Capacity 44Wh / 11.4V Li-ion Cell** Delivers reliable, long-lasting power for work, travel, or study, reducing downtime and boosting productivity.
- **Strict Voltage & Safety Compliance** Designed to match OEM specifications (11.4V) please confirm your original battery voltage before purchase to avoid damage.
- **Comprehensive Compatibility List** Works with Lenovo ThinkPad T560, T550, W550S, and more (see full list below).
- **1-Year Warranty & 30-Day Money-Back Guarantee** Buy with confidence; we stand behind our quality and customer satisfaction.
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Overview
Specs
Reviews
Compatibility
This replacement battery is designed for select Lenovo ThinkPad models, compatible
with the following series:
Lenovo ThinkPad T560 (all configurations)
Lenovo ThinkPad T550 (all configurations)
Lenovo ThinkPad W550S (all configurations)
Also fits some T540p and W540 variants that use the same battery shape, but please verify your original part number.
Replaces original part numbers: 45N1742, 45N1743, 45N1738, 45N1739, 45N1740, 45N1741, and 45N1744.
Parameter Detail
Model Number 45N1742 / 45N1743 (interchangeable)
Battery Type Li-ion (rechargeable)
Voltage 11.4V (nominal)
Capacity 44Wh / 3900mAh (typical)
Cell Count 3Cell
Color Black
Condition Brand New, 100% compatible
Key Features
Premium GradeA Cells Sourced from top manufacturers, ensuring stable power output, low selfdischarge, and long service life.
Smart Battery Management Builtin protection against overvoltage, overcurrent, overcharge, overdischarge, and shortcircuit.
No Memory Effect Recharge at any time without reducing total capacity.
Long Cycle Life Rated for 500+ charge/discharge cycles.
Certified Safety CE, FCC, and RoHS compliant for your peace of mind.
100% Tested Each battery undergoes strict quality control before shipment.
Warranty
Backed by a 1Year Warranty against manufacturing defects and a 30Day MoneyBack Guarantee if you are not fully satisfied, return it for a full refund (no restocking fees).
This replacement battery is designed for select Lenovo ThinkPad models, compatible
with the following series:
Lenovo ThinkPad T560 (all configurations)
Lenovo ThinkPad T550 (all configurations)
Lenovo ThinkPad W550S (all configurations)
Also fits some T540p and W540 variants that use the same battery shape, but please verify your original part number.
Replaces original part numbers: 45N1742, 45N1743, 45N1738, 45N1739, 45N1740, 45N1741, and 45N1744.
Specifications
Parameter Detail
Model Number 45N1742 / 45N1743 (interchangeable)
Battery Type Li-ion (rechargeable)
Voltage 11.4V (nominal)
Capacity 44Wh / 3900mAh (typical)
Cell Count 3Cell
Color Black
Condition Brand New, 100% compatible
Key Features
Premium GradeA Cells Sourced from top manufacturers, ensuring stable power output, low selfdischarge, and long service life.
Smart Battery Management Builtin protection against overvoltage, overcurrent, overcharge, overdischarge, and shortcircuit.
No Memory Effect Recharge at any time without reducing total capacity.
Long Cycle Life Rated for 500+ charge/discharge cycles.
Certified Safety CE, FCC, and RoHS compliant for your peace of mind.
100% Tested Each battery undergoes strict quality control before shipment.
Warranty
Backed by a 1Year Warranty against manufacturing defects and a 30Day MoneyBack Guarantee if you are not fully satisfied, return it for a full refund (no restocking fees).
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 90 days
- This item is covered by xuanlan Return Policy
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