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HES350 | 350A 1000V High Voltage DC Contactor
The HES350 High Voltage DC Contactor is designed for reliable high-current control in modern DC power systems. With a rated contact current of 350A and voltage capability up to 1500VDC, it delivers stable switching performance for energy storage, EV charging, and renewable energy applications.
Its 1 Form SPST-NO contact arrangement ensures dependable circuit control, while the optional SPST-NO auxiliary contact supports system status monitoring. Available with coil voltage options of 12V or 24VDC, the HES350 offers installation flexibility across diverse DC setups.
Built with durability in mind, the HES350 provides long service life and consistent performance even in demanding operating conditions.
Specifications
| Specification | DATA |
|---|---|
| Model: | HES350 |
| Contact Arrangement: | 1 Form, SPST-NO |
| Rated Contact Current: | 350A |
| Rated Voltage: | 1000V, 1500VDC |
| Rated Coil Voltage: | 12V, 24VDC |
| Auxiliary Contact: | SPST-NO (Optional) |
| Application: | Energy Storage, EV Charging, Renewable Energy |
Dimension Drawing & Wiring Diagram
Applications
The HES350 is suitable for various high-voltage DC scenarios:
Energy Storage Systems
Controls battery pack connections and isolation.
Wind Energy Systems
Handles DC circuits from turbine converters.
EV Charging Stations
Manages high-current DC output to electric vehicles.
Microgrids
Supports distributed high-voltage DC networks.
Solar Power Plants
Switches high-voltage DC from PV arrays.
Marine Power Systems
Enables safe switching in vessel DC power systems.
Why Choose Us as a High Voltage DC Contactor Supplier?
Expertise in high-voltage solutions
We provide reliable, cutting-edge high-voltage DC contactors tailored for demanding applications.
Durable and efficient products
Our contactors ensure long-term reliability, enhanced performance, and minimal downtime in critical systems.
Customization options
We offer customizable contactors to meet specific operational needs and technical requirements of clients.
Global industry recognition
Trusted by leading manufacturers, our products comply with international standards for quality and performance.
Comprehensive technical support
Our team offers in-depth expertise, assisting with design, installation, and troubleshooting of products.
Commitment to sustainability
We prioritize eco-friendly materials and energy-efficient solutions in our high-voltage DC contactor offerings.
🔍 FAQs
What is the rated contact current?
It supports up to 350A.
What is the maximum voltage rating?
It is rated for 1000V and 1500VDC systems.
What coil voltage options are available?
Available in 12V and 24VDC configurations.
What contact arrangement is used?
SPST-NO (Single Pole, Single Throw – Normally Open).
Is an auxiliary contact available?
Yes, an SPST-NO auxiliary contact is optional.
Can it be used in EV charging systems?
Yes, it is ideal for high-current DC charging applications.
Is it compatible with renewable energy systems?
Absolutely, it’s used in solar, wind, and hybrid setups.
Can it operate in marine environments?
Yes, it is suitable for marine DC power systems.
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