Battery Technology LN-T440X6 Notebook Battery - OEM Compatible 10. 8V 5600mAh Li-Ion for Lenovo ThinkPad T440 - T450 - T460 - T470P - X240 - X250
Business volume discounts
Technical guidance
Preparation & staging
QC · ON · AB · BC
Product Features
Product Overview
The BTI LN-T440X6 notebook battery is a high-capacity lithium-ion replacement power source designed specifically for Lenovo ThinkPad business notebooks. This OEM-compatible battery delivers reliable performance with a 10.8V DC output and 5600mAh capacity, providing extended runtime for mobile professionals who depend on their ThinkPad devices throughout the workday.
Engineered to match the proprietary form factor of original Lenovo batteries, this replacement unit fits seamlessly into compatible ThinkPad models without modification. The rechargeable Li-Ion chemistry offers hundreds of charge cycles, making it a cost-effective alternative to original manufacturer batteries while maintaining compatibility with Lenovo's power management systems and charging protocols.
This section brings together practical product details such as Application/Usage, Battery Rechargeable, Battery Size, Country of Origin, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Technical Overview
This notebook battery operates at 10.8 volts DC with a substantial 5600mAh capacity, providing sufficient power for extended computing sessions. The lithium-ion chemistry ensures stable voltage delivery throughout the discharge cycle, maintaining consistent performance until recharge is required. The proprietary battery size is engineered to match the physical dimensions and connector placement of original Lenovo batteries, ensuring proper fit and electrical contact.
The battery management system includes protection against overcharging, deep discharge, and short circuits, extending both battery life and device safety. With a rechargeable design, this battery supports hundreds of complete charge cycles, offering long-term value compared to disposable alternatives.
This section brings together practical product details such as Application/Usage, Battery Rechargeable, Battery Size, Country of Origin, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The LN-T440X6 delivers several practical benefits for ThinkPad users seeking reliable battery replacement. Its high 5600mAh capacity provides extended runtime between charges, while the stable 10.8V output ensures consistent performance for demanding business applications.
Broad Compatibility
This battery replaces multiple Lenovo part numbers and fits numerous ThinkPad models including T440, T450, T460, T470P, X240, X250, X270, L450, L460, L470, W550, W550S, and P50S series notebooks.
- Compatible with 0C52862, 68+, 45N1132-45N1138 series
- Fits LAP5287 and multiple 20-series models
- Replaces numerous discontinued OEM batteries
Environmental Responsibility
As a rechargeable battery with WEEE compliance, this product reduces electronic waste compared to disposable alternatives. The lithium-ion chemistry offers better energy density and longer service life than older battery technologies.
- WEEE compliant design
- Rechargeable reduces waste
- Long service life minimizes replacements
Deployment / Use Cases
This battery serves as a direct replacement for aging or failed batteries in compatible Lenovo ThinkPad notebooks. IT departments can stock this single part number to support multiple ThinkPad models across their fleet, simplifying inventory management and reducing procurement complexity.
Mobile professionals who rely on their ThinkPads for business travel will appreciate the extended runtime provided by the 5600mAh capacity. The battery is particularly valuable for users whose original batteries no longer hold sufficient charge after years of service, restoring their notebook's mobility without requiring device replacement.
This section brings together practical product details such as Application/Usage, Battery Rechargeable, Battery Size, Country of Origin, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Highlights
- 10.8V DC output provides stable power for Lenovo ThinkPad notebooks
- 5600mAh lithium-ion capacity delivers extended runtime between charges
- Proprietary size ensures perfect fit for compatible ThinkPad models
- Rechargeable design supports hundreds of charge cycles
- Compatible with T440, T450, T460, T470P, X240, X250, X270 series and more
- Replaces multiple OEM part numbers including 0C52862 and 45N1132-45N1138
- WEEE compliant environmentally friendly design
- 18-month limited warranty for peace of mind
Specifications
| Specifications | |
|---|---|
| Manufacturer | Battery Technology, Inc |
| Manufacturer Part Number | LN-T440X6 |
| Brand Name | BTI |
| Product Name | Notebook Battery |
| Product Type | Battery |
| Battery Information | |
| Application/Usage | Notebook |
| Battery Rechargeable | Yes |
| Battery Size | Proprietary Battery Size |
| Battery Chemistry | Lithium Ion (Li-Ion) |
| Battery Capacity | 5600 mAh |
| Output Voltage | 10.8 V DC |
| Miscellaneous | |
| Country of Origin | China |
| TAA Compliant | No |
| Environmentally Friendly | Yes |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE) |
| Warranty | |
| Limited Warranty | 18 Month |
FAQ
What ThinkPad models is the LN-T440X6 battery compatible with?
This battery is compatible with numerous Lenovo ThinkPad models including T440, T450, T460, T470P, X240, X250, X270, L450, L460, L470, W550, W550S, and P50S series notebooks. It specifically replaces part numbers 0C52862, 68+, 45N1132 through 45N1138, 45N1737, 45N1738, 45N1777, and LAP5287, along with various 20-series model variants listed in the compatibility section.
What is the voltage and capacity of this notebook battery?
The BTI LN-T440X6 notebook battery delivers 10.8 volts DC with a capacity of 5600 milliampere-hours (mAh). This combination provides stable power delivery and extended runtime for compatible Lenovo ThinkPad notebooks, supporting business applications throughout the workday without frequent recharging.
Is this battery rechargeable and what chemistry does it use?
Yes, this is a rechargeable battery that uses lithium-ion (Li-Ion) chemistry. The rechargeable design supports hundreds of complete charge cycles, offering long-term value compared to disposable alternatives. Lithium-ion technology provides better energy density, lighter weight, and more stable voltage delivery than older battery chemistries.
What warranty comes with the LN-T440X6 notebook battery?
This battery includes an 18-month limited warranty from Battery Technology, Inc. The warranty covers manufacturing defects and ensures quality assurance for business users who depend on reliable power for their ThinkPad notebooks throughout the workday and during travel.
Is this battery environmentally friendly and compliant with regulations?
Yes, this battery is environmentally friendly and complies with the Waste Electrical and Electronic Equipment Directive (WEEE). As a rechargeable battery, it reduces electronic waste compared to disposable alternatives. The product is not TAA compliant, but it meets WEEE requirements for responsible electronic waste management.
Where is the LN-T440X6 battery manufactured?
This notebook battery is manufactured in China by Battery Technology, Inc. The proprietary size and specifications are engineered to match original Lenovo batteries, ensuring proper fit and performance in compatible ThinkPad models while maintaining quality standards for business IT applications.
What power capacity is listed for this UPS?
Power specifications help show where the unit fits best, including the type of load level, electrical environment, and backup role it is intended to support. These are usually the most decision-critical facts in a UPS or power-protection comparison.
What voltage details are listed?
The listed power specification is 10.8 V DC, which helps position the unit for the right load level and installation role.
| Qty | Price | Available |
|---|
