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25.9V 2500mAh Battery Pack 7S Lithium | For Power Tools, E-Bikes & Robotics
$35.00
Rechargeable 25.9V 2500mAh lithium battery pack (7S configuration) built for high-drain applications. Suited for power tools, e-bikes, and robotics. Custom OEM available.
25.9V 2500mAh Battery Pack – 7S Lithium-Ion Power
This 25.9V 2500mAh battery pack is a 7-series (7S) lithium-ion pack engineered for applications that need stable high-voltage output, including e-bikes, electric scooters, power tools, and robotics. This 25.9V 2500mAh battery pack pairs a compact cell configuration with a built-in BMS for safe, consistent performance.
Key Selling Points
25.9V Stable Output
7-series cell config for consistent, high-voltage power delivery
2500mAh High Capacity
Extended run time for demanding applications
Integrated BMS
Overcharge, over-discharge, short circuit & thermal protection
500+ Cycle Life
Built to last — lower total cost of ownership
Wide Operating Range
Reliable from -20°C to 60°C in any environment
Custom Connector Options
Drop-in fit for your specific device or system
Product Description
Reliable Power. Engineered to Last.
The BATTERY 25.9V 2500mAh Lithium Ion Pack is built for applications that demand stable, high-voltage power — without compromise. From precision robotics and motorized mobility devices to professional-grade power tools, this battery delivers consistent, dependable output from first charge to last.
Smart 7S Architecture with Built-In BMS
Configured in a 7-Series (7S) lithium-ion cell arrangement, this pack achieves a nominal voltage of 25.9V — the ideal range for high-efficiency devices requiring clean, regulated power. The integrated Battery Management System (BMS) actively monitors every cell in real time, guarding against overcharge, over-discharge, short circuit, and overheating. That means safer operation, longer cell life, and peace of mind on every cycle.
Built for the Long Run
With a rated capacity of 2500mAh and a cycle life of 500+ charges, the SOFA battery is designed to keep up with the demands of professional and everyday use alike. Less time replacing batteries means lower operating costs and more uptime where it counts.
Custom-Fit for Your Application
No two devices are the same — so neither are our batteries. SOFA offers flexible connector types, housing configurations, and discharge rate options to ensure a precise, plug-and-play fit for your equipment. Contact us to discuss a configuration tailored to your needs.
Technical Specifications
Nominal Voltage25.9V
Cell Configuration7S (7 Series Li-Ion)
Capacity2500mAh
Energy≈ 64.75Wh
Max Charge Voltage29.4V
Discharge Cutoff Voltage21.0V
Cycle Life≥ 500 cycles
ProtectionBMS (OVP / UVP / SCP / OTP)
Operating Temperature-20°C to 60°C
ConnectorCustomizable
CertificationUN38.3 / CE / RoHS (available)
Meta Description (SEO)
FAQ Section
Q: What devices is this battery compatible with?
A: This 25.9V lithium pack is suitable for a wide range of applications including electric bikes, power tools, robotics, mobility scooters, medical devices, and more. Custom connector options ensure compatibility with your specific device.
Q: Does this battery include overcharge protection?
A: Yes. The integrated BMS (Battery Management System) provides full protection against overcharge, over-discharge, short circuit, and thermal overheating.
Q: How many times can I recharge this battery?
A: The 25.9V battery is rated for 500+ full charge-discharge cycles while maintaining over 80% of its original capacity.
Q: Can I order a custom configuration?
A: Absolutely. We offer flexible connector types, discharge rates, and housing options. Contact our team with your device specifications for a tailored quote.
Safety and Certification for E-Bikes & Robotics
Every 25.9V 2500mAh battery pack is manufactured to CE, RoHS, and UN38.3 standards, the international framework for portable lithium-ion cell safety maintained by the International Electrotechnical Commission. Each pack includes overcharge, over-discharge, short-circuit, and thermal protection to keep e-bike and power tool applications running safely.
Frequently Asked Questions
What applications suit this 25.9V 2500mAh battery pack?
It is designed for 7S platforms such as e-bikes, electric scooters, cordless power tools, and robotics that need stable high-voltage output.
Can this 25.9V 2500mAh battery pack be customized?
Yes, HNF Battery can adjust the connector, wiring, capacity, and BMS parameters for OEM customers on request.
What certifications does this pack carry?
This 25.9V 2500mAh battery pack is CE, RoHS, and UN38.3 certified for safe transport and use.
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