The world's largest relay manufacturer — delivering power, automotive, HVDC, signal, and latching relays alongside connectors, film capacitors, and current sensors for new energy, automotive, industrial, and smart grid applications.
Authorized supply + FAE design-in support for India
General-purpose relays for home appliances, industrial control, and smart grid switching applications.
AEC-Q200 qualified relays for BCM, BDU, PDU, and body electronics in passenger and commercial vehicles.
High voltage DC relays for EV battery packs, charging piles, photovoltaic inverters, and energy storage systems.
Bistable relays that maintain state without continuous power — ideal for smart meters and energy management.
Ultra-miniature low-power relays for telecom, instrumentation, medical, and PCB signal switching.
Heavy-duty relays and contactors for motor control, automation, and industrial switching applications.
Long-life, low-loss capacitors engineered for high-frequency switching and harsh environment reliability.
High-accuracy, non-contact current measurement for safe and efficient power monitoring.
RF, rectangular, circular, and PCB connectors for industrial, automotive, and power applications.
Get FAE Support, cross references, and samples within 24 hours from our team
Get a QuoteHongfa is the world's largest relay manufacturer, headquartered in Xiamen, China, holding the leading global market share in power relays, automotive relays, HVDC relays, latching relays, and signal relays. With a deeply integrated production and manufacturing chain and decades of relay expertise, Hongfa delivers products trusted by top-tier OEMs and Tier 1 suppliers across home appliances, new energy, automotive, and industrial sectors worldwide.
Hongfa products are widely used across Home Appliances, New Energy (EV, Solar, Wind, Charging Infrastructure), Automotive Electronics, Industrial Control & Automation, Smart Grid, Smart Home, Rail Transit, Medical Care, and IoT. Their comprehensive relay and component portfolio is engineered to meet both commercial and safety-critical application demands.
Hongfa products are certified to major international quality and safety standards including ISO 9001, IATF 16949 (automotive), ISO 14001, UL, TUV, CQC, CE, and RoHS. Their automotive relay and HVDC relay lines are AEC-Q200 qualified, making them suitable for safety-critical automotive and new energy applications.
You can purchase genuine Hongfa relays, capacitors, connectors, and current sensors through Space Micro Devices, an authorized distributor in India. We offer technical support, sample assistance, competitive pricing, and reliable local supply to support your project from prototype to mass production.
