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HJE31B 80A Latching Relay for Multi-User Meter

Product Definition: The HJE31B 80A is a relay specifically designed for multi-user electricity metering systems. Utilizing advanced magnetic latching technology, it maintains its operational state even during power outages or voltage fluctuations, ensuring continuous and stable operation of the meter circuit. It is a crucial device for modern intelligent electricity management.

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Intelligent Protection, Stable and Reliable: With magnetic latching technology, it maintains its operational state even during power outages or voltage fluctuations, ensuring stable and uninterrupted operation of multi-user meter circuits.

Efficient Management, Convenient Operation: Supports multi-user branch monitoring and accurate time-of-use metering, making electricity management more efficient; compact structure, easy installation, and stable long-term operation.

Rugged and Durable, Strong Environmental Adaptability: Resistant to high temperatures, high humidity, and electromagnetic interference; long lifespan; low maintenance costs; adaptable to various complex electricity environments.

Wide Applications, Outstanding Value: Suitable for multi-user electricity scenarios such as residential communities, commercial buildings, and industrial parks, achieving accurate metering, safe management, and energy optimization, making electricity management smarter and more reliable.


Characteristic Description






Huajin Technology Jiaxing Co., Ltd.
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    Established in May 2021

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    Annual exports account for about 30%

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    The company occupies an area of 8,000 square meters.

Huajin Technology Jiaxing Co., Ltd. was established in May 2021 and is located at 707 Yanyu Road, Yucheng Town, Haiyan County, Jiaxing City, Zhejiang Province. It is a high-tech enterprise specializing in the research and development, production, and sales of relays. The registered capital of the company is 10 million yuan, covering an area of 8000 square meters, with more than 120 employees. The annual production capacity of magnetic latching relays is over 10 million, of which exports account for about 30%. The company has obtained ISO9001-2015 quality management system certification, and its relays have passed CCC certification, State Grid certification, TUV certification, etc. It also holds multiple technical patents. Our main products include motor relays, single-phase, two-phase, and three-phase magnetic latching relays, which have a wide variety of types and can meet various customized solutions for customers.

Honors and Qualifications
We demonstrate our commitment to quality, safety, and environmental responsibility by adhering to stringent industry standards and complying with local regulations governing our products.
  • China Compulsory Product Certification Certificate
    China Compulsory Product Certification Certificate
  • Certificate Of Conformity
    Certificate Of Conformity
  • Test report of State Grid Metrology Center Co., LTD
    Test report of State Grid Metrology Center Co., LTD
  • State Grid Three-phase
    State Grid Three-phase
  • Quality Management System Certification Certificate
    Quality Management System Certification Certificate
  • Business license
    Business license
  • Utility model patent certificate
    Utility model patent certificate
  • Utility model patent certificate
    Utility model patent certificate
  • Utility model patent certificate
    Utility model patent certificate
  • Utility model patent certificate
    Utility model patent certificate
  • Utility model patent certificate
    Utility model patent certificate
  • High-tech Enterprise Certificate
    High-tech Enterprise Certificate
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