Product details
The ALQ EVQ100 Series 1,500V / 100A DC Contactor is a heavy-duty switching solution engineered for high-voltage DC applications requiring exceptional performance, safety, and durability. Designed to support advanced energy systems including solar power, battery energy storage, EV charging infrastructure, and industrial DC control, this contactor delivers reliable switching under demanding operating conditions.
With a rated capacity of 1,500V DC and 100A continuous current, the EVQ100 Series is capable of handling surge currents up to 1,000A, making it suitable for high-power environments. Its epoxy-sealed construction and nitrogen-protected contacts help minimize oxidation while delivering superior arc cooling performance for enhanced operational safety.
Built for rugged environments, the contactor features IP67 and IP69K protection ratings and is designed to operate reliably across extreme temperatures from -40°C to +85°C. Its compact, low-noise design allows installation in any orientation, while its 200,000-cycle mechanical lifespan supports long-term system reliability.
Key Features
- High Power Capacity – Supports 1,500V DC operation with 100A continuous current and safely handles surge currents up to 1,000A.
- Advanced Protection – Epoxy-sealed housing with nitrogen-protected contacts to reduce oxidation and provide superior arc cooling.
- Rugged Durability – Sealed to IP67 & IP69K standards for reliable operation in harsh environments and temperatures from -40°C to +85°C.
- Flexible Installation – Compact, low-noise design enables installation in any mounting direction.
- Long Lifespan – Engineered for dependable long-term operation with a mechanical life of 200,000 cycles.
Applications
- Solar photovoltaic (PV) systems
- Battery energy storage systems (BESS)
- EV charging infrastructure
- Industrial DC power control systems
- Hybrid and off-grid energy applications


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