Engineered for Critical Applications

Provider of energy storage and power supply connectors, with three product lines trusted by OEMs.

Connectors

High-current terminals, quick-connectsystems, and UL 4128 certified BESsconnectors. Rated up to 300A/ 1500V DC.

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Hardware Accessories

Bar-type screw fastening, through-holeconnectors, and binding posts for powerdistribution and industrial control panels.

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Sockets & Switches & Plugs

Stretchable handles, waterproof sockets,DIN rail sockets, and custom hardware forenergy storage cabinets and marineequipment.

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Trusted Across Industries

Our connectors power a wide range of applications: photovoltaic storage stations, household energy supplies, industrial-commercial storage cabinets, and high-current electrical equipment across all sectors.

BESS, C&l cabinets
Inverters & combiner boxes
Power & control systems
Ground support equipment
Diagnostic & therapeutic devices
AGV, robotics, EV charging

Our capabilities

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We have been committed to the new energy industry for many years. Combining comprehensive considerations of technology, function, quality and appearance, the product line has been iterated and expanded several times, becoming increasingly mature and comprehensive.

Full In-House Manufacturing
Full In-House Manufacturing

With 50 press machines, 30 hydraulic machines, 10 injection molding machines and the ability to manufacture molds, we ensure end-to-end quality control.

In-House Lab Batch Testing
In-House Lab Batch Testing

Each batch is tested for withstand voltage, temperature rise, salt spray, pull force, insulation resistance, and more — guaranteeing reliability.

Expert R&D Team for Deep Customization
Expert R&D Team for Deep Customization

10+ R&D engineers providing full-cycle custom services from concept design and rapid prototyping to ODM/OEM mass production.

Complete International Certifications
Complete International Certifications

Certified to UL, TUV, IEC, ISO, RoHS, etc., with full compliance documentation to meet global project access requirements.

What Our Partners Say

YINFEEL's storage connectors have been deployed in our 100MWh BESS project for over two years with zero field failures. Their technical support is outstanding.

Marco R.
Senior Engineer, European ESS Integrator

The customization capability and UL-certified terminals gave us confidence during our solar inverter product certification. YINFEEL is a reliable long-term partner.

Liu Wei
Purchasing Director, Photovoltaic OEM

We switched to YINFEEL quick-plug terminals for our energy storage cabinets and reduced assembly time by 40%. The quality is consistent and delivery always on time.

Sarah K.
Operations Manager, Marine Battery Systems

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+86 150 6777 2221

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