3.7V Lithium Batteries 2540 Manufacturer In China

Welcome to the Hanery 2540 series, a cornerstone of power for professional handheld devices. With its robust 25mm x 40mm footprint, this polymer lithium-ion line is engineered to provide substantial capacity and unwavering reliability for devices that operate in demanding environments.

  • Optimized for Professional Use
  • Informed Selection Guidance
  • The Foundation for Your Custom Needs
  • Leverage Our Engineering Depth
  • A Dependable Supply Chain
  • Validate Our Quality Risk-Free
3.7V 600 mAh Lithium Batteries 602540

Safety

Low Self-Discharge

Long Lifespan

Lightweight

Sample Delivery & Your Evaluation

Your 3.7V 2540 LiPo Battery Supplier In China

Hanery is your specialist manufacturer for the 2540 (25mm x 40mm) series of 3.7V LiPo batteries, a form factor trusted by designers of professional-grade portable electronics for its excellent balance of energy capacity and physical robustness. We have dedicated our manufacturing expertise to perfecting this footprint, resulting in exceptional consistency and a level of reliability that your professional customers will depend on.

Partnering with Hanery means choosing a factory that understands the importance of durability and long-term performance. We provide a direct, transparent path from engineering collaboration to high-volume production, ensuring the battery at the heart of your product is a source of strength and reliability for your brand.

Any Industries Hanery Served By Custom 2540 Batteries

The robust and high-capacity nature of the 25x40mm dimension makes it ideal for professional tools:

Barcode Scanners & Mobile Computers Batteries

Mobile Computers & Barcode Scanners

Providing reliable, shift-long power for logistics and retail hardware.

Pet Tracker Banner

GPS & Geospatial Devices

Powering field data collectors and rugged GPS units with all-day endurance.

Wireless Security Cameras Batteries

Wireless Sensors & IoT

Energizing remote sensors, data loggers, and other connected IoT devices.

Diagnostic & Inspection Instruments Batteries

Handheld Diagnostic Instruments

Energizing a wide range of portable industrial and medical testing equipment.

Speaker Batteries

Portable Audio & Media

Driving MP3 players, voice recorders, and other compact media devices.

Smart Thermostats & Sensors Batteries

Smart Home Controls

Powering advanced remote controls and portable smart home interfaces.

Is Battery Failure a Risk to Your Brand's Professional Reputation?

Build on a foundation of trust. Our batteries are engineered for the unwavering reliability that professional users demand.

Customized Your 2540 Batteries From Chinese Manufacturer

Even on our standard platform, we provide deep customization:

Precision Capacity Engineering

We can fine-tune the battery's internal structure to achieve a specific capacity or thickness.

Performance Profiling

We can formulate the cell for high-discharge rates (power focus) or low self-discharge (endurance focus).

Application-Specific Safety Protocols

We integrate a compact PCM or a smart BMS with protection parameters tailored to your device.

Seamless Assembly Integration

We offer custom tabs, wire lengths, and specific connectors to simplify your production line.

Environmental Fortification

We can use special electrolytes to ensure reliable performance in extreme hot or cold conditions.

Full OEM Branding

We apply your logos and part numbers, making the battery a seamless part of your branded product.

Get Your Batteries in Bulk Step By Step

Project Kick-off & Analysis

We start by analyzing your technical needs and how the 2540 battery will function in your device.

Technical Design & Quotation

Our team provides a detailed proposal with clear specifications and wholesale pricing.

Rapid Prototyping & Validation

We deliver pre-production samples for your rigorous testing and design validation.

Refinement & Final Sign-Off

We incorporate your feedback and lock in the final design before scaling up.

Scalable & Consistent Manufacturing

Your bulk order is produced with exceptional consistency in our advanced, quality-controlled facility.

Global Logistics & Compliant Delivery

We manage the entire compliant shipping process to your global locations.

6 Benefits From Your Battery Manufacturer

Informed Product Selection

Our experts ensure you choose the ideal 2540 model, preventing over-engineering or under-performance.

Dependable Field Performance

Our stringent QC process for this high-volume series minimizes field failures and protects your professional brand.

Direct Manufacturing Value

As a direct manufacturer, we eliminate middlemen, offering you better value and direct communication.

Integrated Supply Chain

We act as your end-to-end partner, simplifying procurement from engineering to global delivery.

Accelerated Development

Leveraging our mature 2540 platform significantly shortens your product development timeline.

A Partner for Growth

We have the capacity and commitment to scale production with you as your product succeeds.

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