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The Hongfa HFE18V-400 750-24-HC5 High Voltage DC Relay is a high-performance DC contactor engineered for electric vehicles (EV buses), fast charging stations, and energy storage systems (ESS).
Rated Current: 400A
Rated Voltage: 750VDC
Structure: Ceramic brazing seal, ensuring durability in harsh conditions
Arc Extinguishing: Magnetic blowing principle for safe interruption of high voltage circuits
Series: Part of Hongfa’s HFE18V range of high voltage DC relays, trusted worldwide for safety and reliability
EV Buses & Passenger Cars: Protects battery pack, inverter, and high voltage distribution systems
EV Charging Stations: Ensures reliable connection and disconnection under high DC load
Energy Storage Systems (ESS): Provides safe control of high-capacity battery systems
Renewable Power Systems: Suitable for solar, wind, and hybrid energy projects requiring high DC voltage switching
The HFE18V-400 relay combines ceramic sealing technology with magnetic arc extinguishing, offering fast, safe, and reliable switching in demanding environments.
With Hongfa’s global reputation for quality and innovation, this relay is widely adopted in the new energy vehicle industry and smart energy solutions.
