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EHC400I | 400A 12V DC Reversing Contactor for 4×4 SUV
The EHC400I 400A 12V DC Reversing Contactor is designed for 4×4 SUVs, off-road vehicles, heavy trucks, and winching systems that demand reliable high-current switching. Built with heavy-duty silver alloy contacts and a sealed enclosure, it ensures maximum durability in harsh environments such as mud, water, and dust.
This reverse contactor provides stable performance for motor reversing, battery isolation, and auxiliary power management, making it an ideal choice for rugged outdoor adventures.
Specifications
| Specification | DATA |
|---|---|
| Model: | EHC400I |
| Rated Contact Current: | 400A |
| Max Contact Switching Voltage: | 48VDC |
| Rated Coil Voltage: | 12V, 24V, 48VDC |
| Contact Arrangement: | DPDT Changeover |
| Working Duty: | Intermittent |
Wiring Diagram
Dimension Drawing
Applications
The EHC400I is versatile and can be applied in:
4x4 Off-Road SUVs
For winch motor control, battery switching, and auxiliary power circuits.
Marine Equipment
Suitable for boat winches, lifts, and power systems.
Heavy-Duty Trucks
Managing power between main and auxiliary batteries.
RV & Camper Vans
Battery isolation and high-current accessory switching.
Construction Machinery
DC motor reversing and heavy-load switching.
Emergency & Rescue Vehicles
Reliable high-current control under extreme conditions.
Why Choose Us as a Motor Reversing Contactor Supplier?
Over 15 Years of Industry Experience
Trusted supplier of DC contactors for global markets.
Strict Quality Control
100% testing before shipment.
OEM & Customization Available
Tailored coil voltages, mounting options, and terminal types.
Fast Global Shipping
Efficient logistics to minimize downtime.
Technical Support
Expert advice for product selection and installation.
Wide Application Range
Suitable for automotive, marine, industrial, and renewable energy sectors.
FAQs
What is the maximum current capacity?
400A with higher peak current handling for short bursts.
Is it suitable for winch applications?
Absolutely — it is widely used in 4×4 winch systems for reliable operation under heavy loads.
What is the coil voltage?
Standard coil voltage is 12V,24V,48VDC; other coil voltages are available on request.
What materials are used for the contacts?
Heavy-duty silver alloy contacts for excellent conductivity and long life.
Is it compliant with international standards?
Yes, it meets IEC and CE requirements.
What industries use this contactor?
The EHC400 reverse contactor is commonly used in golf carts, winches, renewable energy systems, industrial automation, and telecommunication power systems.
What safety measures should be followed during installation?
Disconnect the battery before wiring, ensure proper torque on terminals, and use suitable cable sizes for the load.
Can it be installed in any mounting position?
The EHC400I supports horizontal and vertical mounting, but ensure correct wiring orientation for reversing operation.
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