Name: 45N1759 Lenovo 4400mAh 10.8V Battery for ThinkPad E550 E550C
Brand: Lenovo
SKU: 45N1759
Price: 97.75 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Lenovo 45N1759 battery is designed to provide dependable, long-lasting power to ThinkPad E550 and E550C laptops. It serves as a straightforward replacement that fits smoothly into your device, supporting daily tasks by maintaining steady energy output without complications.

General Information
Brand	Lenovo
Part Number	45N1759

Technical Information
Battery Type	Lithium-ion (Li-ion)
Battery Voltage	10.8V
Battery Capacity	4400mAh
Watt Hours	47.52Wh
number of batteries	1
number of cells	6 cells
Compatibility	Lenovo ThinkPad E550, ThinkPad E550C (replacement/compatible with part number 45N1759)

Miscellaneous
Assembly Required	Yes
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, CCC, UL, TUV, cULus, CSA, cUL

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
This 45N1759 Lenovo battery provides reliable power for your ThinkPad E550 or E550C laptop, helping you stay mobile without frequent recharges. It’s often found in use by professionals and students who need dependable battery life during work or study sessions away from a power outlet. Built for compatibility with specific Lenovo models, it ensures seamless integration and stable performance. This battery offers a practical replacement option when your original unit starts to wear out. Key Features Delivers 4400mAh capacity for longer usage between charges Operates at 10.8V, matching original Lenovo specifications Engineered for ThinkPad E550 and E550C models Compact design fitting perfectly into the laptop chassis Offers consistent power output to avoid unexpected shutdowns You’ll commonly find this battery used in business environments and educational settings where reliable laptop operation is essential. It helps extend the lifespan of your device without needing a full laptop replacement.

Use Cases
The Lenovo 45N1759 battery is primarily used in professional settings where ThinkPad E550 and E550C laptops are deployed extensively. It benefits IT administrators and end-users in environments demanding consistent mobile computing power, such as corporate offices, remote workstations, and educational institutions. How It's Used: Supporting remote employees who require reliable battery life for sustained work outside traditional office environments. Enabling IT departments in SMBs to maintain fleet uptime by replacing aging laptop batteries without device downtime. Facilitating extended use in field operations where charging opportunities are limited, such as on-site inspections or client visits. Providing dependable power for students and faculty in academic settings utilizing ThinkPad E550 series laptops for daily coursework and research. Assisting mobile professionals in consulting or sales roles by ensuring uninterrupted access to business applications during travel. This battery's integration into Lenovo ThinkPad systems supports sustained operational efficiency by reducing the frequency of power-related interruptions. It aligns with organizational needs for scalable maintenance workflows and helps maintain consistent device performance in diverse deployment scenarios.

45N1759 Lenovo 4400mAh 10.8V Battery for ThinkPad E550 E550C

Product Overview

General Information

Technical Information

Miscellaneous

Physical Characteristics

Product Description

Use Cases