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FHS-004 High stability copper shunt

FHS-004 High stability copper shunt

The FHS-004 High stability copper shunt is a precision shunt designed for industrial applications with performance and reliability. The product is made of high-purity copper material, which ensures its low loss and high accuracy in current shunt. Its design goal is to provide long-term stability and high-precision current measurement, suitable for a variety of industrial scenarios, such as power management systems, motor drives, and battery management systems. The FHS-004 High stability copper shunt uses advanced manufacturing processes, including electron beam welding (EBW) technology, to ensure the high reliability and low thermal resistance of the shunt. Its resistance value accuracy is as high as ±5%, and it can still maintain stable performance under temperature conditions (-50°C to 150°C). In addition, the shunt also has low power loss characteristics, less than 50 milliwatts, which is very suitable for industrial applications that are sensitive to energy consumption. The FHS-004 High stability copper shunt also has good environmental adaptability and can work stably in harsh industrial environments. At the same time, it supports a variety of mounting methods, including welding terminals and integrated leads, which is convenient for users to customize according to specific needs. This product is not only suitable for traditional power metering equipment, but also can be used in emerging fields such as new energy vehicles, communication equipment and inverters. Its high precision and high reliability make it an ideal choice for industrial automation and power systems, providing users with a safe and reliable current measurement solution.

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About Us
Zhejiang Fanhar Electronics Co., Ltd.

Zhejiang Fanhar Electronics Co., Ltd. is a national high-tech enterprise specializing in R&D, manufacturing, and sales of relays. Our products are widely applied in smart home systems, photovoltaic new energy, charging piles, smart meters, industrial control, and other fields.
Currently, we have a professional team of nearly 500 employees and operate 30 fully automated production lines, with 40% of our products exported to over 20 countries worldwide. To better serve our customers and meet market demands, we continuously improve our products and manufacturing technologies, investing 6%-8% of annual sales revenue in R&D and innovation.
With a strong emphasis on technological innovation, we have been recognized as a National High-Tech Enterprise and Provincial R&D Center, holding more than 40 national patents. Our products have obtained international certifications, including ISO9001、ISO14001 and ISO45001, as well as authoritative UL、TUV and CQC certifications, fully complying with EU ROHS/REACH directives. 
Maintaining a 98% delivery satisfaction rate, our products serve global industry leaders such as Huawei, Bull, and Eaton in smart home, industrial control, new energy, and power meter applications. Looking ahead, Fanhar Electronics will continue expanding production capacity and deepening our presence in the new energy market, striving to become a provider in the relay industry.

Certificate Of Honor
  • ZL 2018 2 0494989.X A connection structure between a push card and a moving spring in a relay
  • ZL 2018 2 1136911.7 Low heat generation and long life electromagnetic relay armature structure
  • ZL 2018 2 1246154.9 Electromagnetic relay armature rotation structure
  • ZL 2018 2 1264750.X Electromagnetic relay  terminal structure
  • ZL 2019 2 0010814.1 A snap-on magnetic latching relay electromagnetic system
  • ZL 2020 2 0218533.8 Forked reed double contact magnetic latching relay structure
  • ZL 2020 2 0222377.2 Small size magnetic latching relay for smart home
  • ZL 2021 2 1301933.6 Driving structure of high current carrying relay
  • ZL 2021 2 1303900.5 Connection structure between push card and base of normally open relay
  • ZL 2021 2 1340326.0 Compression spring detachable connection structure for relay
  • ZL 2021 2 1692871.6 A drop-resistant magnetic latching relay
  • ZL 2022 2 2394096.7 A relay yoke positioning mechanism
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