High Voltage DC Contactor Manufacturer in China
UL Certified High Voltage DC Circuit Contacting Solution Vendor, Low Cost, Stable Performance, Ensure the Efficient and Safe Operation of Your HVDC System
- 20+ Years Experience
- 30,000 ㎡ Headquarters
- Certified Top-quality
- 50+ countries served
Certifications:
UL | CB | CSA | SEMKO | ROHS | REACH | IATF 16949:2016 | ISO 9001 | ISO 14001 | ISO 45001
Hermetically sealed
Ceramic seal, H2 gas-filled cavity: no arc leakage, low and stable resistance
Strong short-circuit resistance
Strong short-circuit resistance: reliable contacts
Bidirectional
Non-polarity arc extinguishing: flexible installation, safe bidirectional circuit.
Auxiliary contact
Optional Normally Open/Close auxiliary contact.
Discover Our High Voltage DC Contactors
Built for high performance and reliability, it’s the ultimate choice for your Electric vehicle, EV charging, photovoltaic power generation, energy storage system and other HV DC systems.
Product Portfolio
Image | Module | Load Voltage | Rated Current | Get A Quote |
|---|---|---|---|---|
 | HCF150 | 1000V ⋅ 450V ⋅ 800V | 150A | |
 | HCF600 | 1000V ⋅ 1500V ⋅ 450V ⋅ 800V | 600A | |
 | HCF800A | 1000V ⋅ 1500V | 800A | |
 | HCF800D | 1000V ⋅ 1500V | 800A | |
 | HCF200 | 1000V ⋅ 1500V ⋅ 450V ⋅ 800V | 200A | |
 | HCF500 | 1000V ⋅ 1500V ⋅ 450V ⋅ 800V | 500A | |
 | HCF350-2500 | 2000V ⋅ 2500V | 350A | |
 | HCF1200A-2500 | 1000V ⋅ 1500V ⋅ 2000V ⋅ 2500V | 1200A | |
 | HCF250 | 1000V ⋅ 1500V ⋅ 450V ⋅ 800V | 250A | |
 | HCF20 | 1000V ⋅ 1500V ⋅ 450V ⋅ 800V | 20A | |
 | HCF600-2500 | 2000V ⋅ 2500V | 600A |
3D Design
Experience Cutting-Edge Technology Applications
R&D Based On Your Needs
Our innovative R&D team is always at the forefront of the high voltage industry, constantly developing new technologies and specifications to ensure that our high voltage dc contactors meet your working conditions and perform stably over the long term.
From design to final production, we strive for safety and stability every step of the way to ensure that the final product is perfect for you.
Design for Manufacturing (DFM) Analysis
Simulation Analysis
Dimensional Chain
SEM Slicing Analysis
About HIITIO
Innovating the Future of New Energy Electrical Solutions
Founded in 2018, HIITIO specializes in high-voltage DC contactors, semiconductor fuses, and other electrical devices for EVs, solar energy systems, and energy storage applications.
With 20+ years of experience and certifications from UL, CSA, CE, and more, HIITIO is dedicated to providing innovative, reliable solutions for the new energy industry. Operating globally, our commitment to quality and sustainability drives us to power the future with cutting-edge technology.
Join Our Growing List of Satisfied Clients
500+
Employees
150+
Patent
42+
Countries
200+
Millions Yearly Order
Real Projects From Our Customers!
Our high-voltage DC contactors have been successfully applied in multiple countries, covering diverse needs in electric vehicles, energy storage, and industrial sectors.
These cases demonstrate the superior performance and reliability of our products, making them the ideal solution for your high-voltage DC projects.
Factory Insight!
How We Manufacture High-Voltage DC Contactors
HIITIO Achieved IATF 16949：2016, ISO 9001, ISO 14001, and ISO 45001 Certifications, reaffirming its commitment to excellence in quality, environmental responsibility, and occupational health and safety.
Height and Polarity Detection
Multiple tests for each process
UL Certified Quality
We have introduced advanced automatic production lines and advanced laboratory testing equipment.
We carry out strict quality checks on each product to ensure that we provide you with a reliable and safe solution.
Electrical Life Testing
Mechanical Vibration Shock Test
Temperature and Humidity Environment Test
X-ray Detection
We take responsibility for each product
Traceable Production Process
The PLM+ERP+MES system ensures the digitalization and intelligence of our factory production. It makes a big contribution to the traceability of the development, production and sales processes.
Get In Touch And Contact Us!
