HIITIO logo full 300

Trusted High Voltage DC Contactor Manufacturer
in China

Your Reliable High Voltage DC Circuit Contacting Solution

Low Cost, Stable Performance, Ensure the Efficient and Safe Operation of Your HVDC System

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19+ Years Experience

30,000 ㎡ Headquarters

Certified Top-quality

50+ countries served

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No Sparks, No Problem

Discover Our High Voltage 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.

Appearance Model SKU Max Switching Voltage Main Contact Rated Current Max Breaking Current (Resistive Load) Overload Breaking Current (Resistive Load) Coil Rated Voltage Applications
Image HCF20 800VDC 20A / 6A 800VDC 75000 ops 12VDC
24VDC
Pre-charge Contactor
Image HCF40 1000VDC 40A 400A 450VDC 1 ops 120A 450VDC 30 ops 12VDC
24VDC
Pre-charge Contactor
Normal Charge Contactor
Charging Pile Contactor
Solar Power Contactor
Image HCF60 1000VDC 60A 600A 450VDC 1 ops 200A 450VDC 100 ops 12VDC
24VDC
48VDC
Auxiliary System Contactor
Charging Pile Contactor
Solar Power Contactor
Image HCF100 1000VDC 100A 600A 450VDC 1 ops 200A 450VDC 100 ops 12VDC
24VDC
48VDC
Fast Charge Contactor
Charging Pile Contactor
Solar Power Contactor
Image HCF100B 1500VDC 100A 1000A 450VDC 1 ops 300A 450VDC 100 ops 12VDC
24VDC
48VDC
Fast Charge Contactor
Charging Pile Contactor
Solar Power Contactor
Image HCF150 1500VDC 150A 1500A 450VDC 1 ops 300A 450VDC 100 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
Charging Pile Contactor
Solar Power Contactor
Image HCF200 1500VDC 200A 2000A 450VDC 1 ops 300A 450VDC 100 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
Charging Pile Contactor
Solar Power Contactor
Wind Power Contactor
Image HCF250 1500VDC 250A 2000A 450VDC 1 ops 500A 450VDC 10 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
Charging Station Contactor
Wind Power Contactor
Image HCF250B 1500VDC 250A 2000A 450VDC 1 ops 300A 450VDC 100 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
Charging Station Contactor
Image HCF300 1500VDC 300A 2000A 450VDC 1 ops 600A 450VDC 10 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Wind Power Contactor
Image HCF350 1500VDC 350A 2000A 1000VDC 1 ops 1000A 900VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Image HCF400 1500VDC 400A 2500A 800VDC 1 ops 800A 450VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Wind Power Contactor
Image HCF500 1500VDC 500A 2500A 800VDC 1 ops 800A 450VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Image HCF600 1500VDC 600A 2500A 800VDC 1 ops 1000A 900VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Image HCF800 2000VDC 800A 2000A 1000VDC 1 ops 800A 1500VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Image HCF1000 1500VDC 1000A 2000A 1000VDC 1 ops 1000A 1500VDC 50 ops 12VDC
24VDC
48VDC
Main Circuit Contactor
ESS Contactor
Image HCY800 1500VDC 800A 4000A 400VDC 1 ops 400A 1500VDC 5000 ops 12VDC
24VDC
ESS Contactor
Image HCY1000 1500VDC 1000A 5000A 400VDC 1 ops 400A 1500VDC 5000 ops 12VDC
24VDC
ESS Contactor

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.

Vacuum exhaust Station 2 1000
Laser welding machine 4 3
2 component dispensing machine

Your Reliable High Voltage DC Control Solution Vendor

EV, EV Charging, ESS, PV and More!
We've Got You Covered!

Protecting your high-voltage DC systems

Safety, Stability, Versatility

  • Strong short-circuit resistance: reliable contacts, ultra-high safety and security.
  • Ceramic seal, H2 gas-filled cavity: no arc leakage, low and stable resistance.
  • Wide Voltage and Current range: 10-1000A, 12-2000V.

Our experienced R&D team with a strong capability will develop new products and for your customized requirements.

High Voltage DC Contactor manufacturer 1
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Fuse Designing 4

Experience Cutting-Edge Technology Applications

R&D & Design

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 products meet your working conditions and perform stably over the long term.

  • 3D Design
  • DFM Analysis
  • SEM Slicing Analysis
  • Dimensional Chain
  • Tolerance Analysis

Multiple tests for each process

Quality Control

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.

The production of HIITIO products strictly complies with the ISO9001 and IATF16949 systems to ensure product quality.

  • Height and polarity detection machine
  • Mechanical Vibration Shock Test
  • Electrical Life Testing
  • Temperature and Humidity Environment Test
  • X-ray Detection
Height and polarity detection machine 4 3
fuse quality testing 1
fuse quality testing 2
fuse quality testing 3
fuse quality testing 4
Hiitio lab view 1 600
Hiitio lab view 2 600

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.

Join Our Growing List of Satisfied Clients

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20

Years' OEM & ODM Experience

3

Production Lines

42+

Export Countries and Regions

99.8%

Customer Satisfaction Rate

Ready to take a move?

Request Your Free Quote Now!

HIITIO logo full grey 300

HIITIO® was established in 2018 as a result of Hecheng Electric introducing a mature R&D team. Hiitio specializes in producing high-voltage DC electrical devices for EV, solar energy systems, and energy storage applications.

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  • 19

    Years of experience

    50+

    Countries & Areas

    500 +

    Customers

    30,000

    ㎡ Manufacturing Factory

    Get Our Lastest Product Catalogue

    19

    Years of experience

    50+

    Countries & Areas

    500 +

    Customers