Name: TL2K/TL4K LIB Control Board
Brand: Dell
Availability: InStock

Dell 351126413 TL2K/TL4K LIB Control Board

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In Stock: 20
Manufacturer: Dell
Model or Part: 351126413
Condition: Refurbished
Weight: 3.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The Dell TL2K/TL4K LIB Control Board (part number 351126413) is a high-performance lithium ion battery management solution designed for demanding portable and embedded systems. Engineered with precision circuitry, this control board provides reliable power regulation, protection, and communication between the battery pack and host device. Its compact form factor and robust design make it an ideal upgrade or replacement component for Dell laptops, workstations, and custom OEM applications that require safe and efficient energy handling.

Key Features

Integrated over-charge, over-discharge, short circuit and temperature protection
Accurate cell balancing to extend battery life and improve performance
Built-in fuel gauge for real-time state of charge monitoring
Standard I2C communication interface for easy integration with host controllers
Compact PCB layout optimized for space constrained designs
High reliability components rated for long service life

Technical Specifications

Supported battery chemistry: Lithium Ion (Li-Ion) and Lithium Polymer (Li-Poly)
Operating voltage range: 7.2 V to 15.6 V
Maximum continuous current: 5 A
Temperature operating range: -20 degrees C to 60 degrees C
Communication protocol: I2C up to 400 kHz
Package dimensions: 45 mm x 30 mm x 4 mm (L x W x H)
Connector type: Standard 6-pin micro header

Applications

Dell Latitude and Precision laptop battery management systems
Portable workstations and rugged field computers
Embedded IoT devices that rely on Li-Ion power sources
Custom OEM solutions requiring precise battery monitoring and protection
Upgrade kits for extending the life of existing Dell battery packs

This TL2K/TL4K LIB Control Board delivers dependable performance, safety, and ease of integration, helping you maintain optimal power management across a wide range of professional and consumer devices.