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EHJ800A | 800A 48V MZJ-800S DC Contactor
The 800A 48V (MZJ-800S) DC Contactor is engineered for ultra-high current DC power applications, delivering exceptional reliability under extreme load conditions. this contactor ensures stable and safe circuit control for demanding industrial environments.
Designed without auxiliary contacts, the MZJ-800S offers a simplified, robust solution for large-scale DC power systems.
Specifications
| Specification | DATA |
|---|---|
| Model: | EHJ800 |
| Rated Contact Current: | 800A |
| Max Contact Switching Voltage: | ≤80VDC |
| Rated Coil Voltage: | 12V, 24V, 48V, 72VDC |
| Contact Arrangement: | 1 Form, SPST-NO |
| Auxiliary : | NO |
Wiring Diagram
Dimension Drawing
Applications
The EHJ-800S is ideal for controlling extremely high-current circuits in:
Battery Energy Storage Systems (BESS)
Heavy-load switching between battery banks and distribution.
Large-Scale Renewable Energy Systems
Solar farms, wind turbines, and hybrid power plants.
Electric Buses & Trucks
Main battery and traction circuit control.
Mining & Heavy Industry Equipment
Drives and motor control for heavy-duty machinery.
Industrial DC Power Distribution
Large-scale load control in power management systems.
Emergency & Backup Power
Switching massive battery arrays for critical infrastructure.
Why Choose Us as a DC Contactor Supplier?
Ultra-High Current Capability
Handles loads up to 800A.
Industrial-Grade Durability
Designed for continuous heavy-duty operation.
Precision Engineering
Reliable performance in demanding environments.
Global Supply Network
Fast delivery worldwide.
Technical Expertise
Guidance from product selection to installation.
Strict Quality Testing
Strict Quality Testing
FAQs
What is the maximum switching voltage?
≤80VDC.
What coil voltages are available?
12V, 24V, 48V, and 72VDC.
What does SPST-NO mean?
Single Pole Single Throw – Normally Open, meaning the circuit is open until the coil is energized.
Does it have an auxiliary contact?
No, this model does not include an auxiliary contact.
What is the rated continuous current?
800A
Is it suitable for AC use?
No, it is specifically designed for DC applications.
Can it be installed in marine environments?
Yes, if housed in a suitable protective enclosure.
Does Elehub offer lower or higher current ratings?
Yes, the EHJ(MZJ) series includes models from 50A to 800A.
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