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High Voltage DC Contactors
Engineered for Reliability

Zhejiang Aokai Electric Co., Ltd – A trusted manufacturer since 2008, specializing in high and low voltage DC contactors, power switches, and connectors for EVs, forklifts, energy storage, and industrial applications.

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Who We Are

Zhejiang Aokai Electric Co., Ltd was founded in 2008 and has evolved into a high-tech enterprise specializing in the R&D, manufacturing, and sales of high and low voltage DC contactors, power switches, and connectors.

With over 15 years of experience, Aokai has built a strong reputation in more than 20 countries, serving industries such as electric vehicles, forklifts, energy storage, and industrial automation.

We are equipped with advanced production technology, precision equipment, modern dust-free workshops, and a dedicated R&D team holding over 30 national invention patents.

Factory Interior
15+
Years of Excellence
15+
Years Experience
20+
Countries Served
100+
Employees
10M+
Annual Production

Our Best-Selling Products

Over 30 series and 1,000+ specifications of high and low voltage DC contactors, emergency switches, and connectors designed for durability and performance.

ADH30 Epoxy Sealed SPST NO

ADH30 Epoxy Sealed SPST NO

High Voltage DC Contactor Relay

200A, 1000V
ADH200E Energy Saving

ADH200E Energy Saving

Epoxy High Voltage DC Contactor

200A, 1000V
ADE100 Ceramic

ADE100 SPST NO

Ceramic High Voltage DC Contactor

100A, 750V
ASW200 DC Contactor

ASW200 SPST NO

DC Contactor for Electric Forklifts

200A
AZJ200D Double Coil

AZJ200D SPST NO

Double Coil DC Contactor for Forklift

200A
ASW125S2K DPST

ASW125S2K DPST 2NO

DC Contactor for Electric Vehicles

125A
ADC200S2Z Reversing

ADC200S2Z

DC Reversing Contactor for Industrial Trucks

200A Continuous
ADK350FS Emergency Switch

ADK350FS SPST NC

Emergency Switch with Auxiliary Switch

350A
Italy Bremas Contacts

Italy Bremas Switch

Moving & Fixed Contacts

High Precision
GHK-400 Mining Switch

GHK-400

Mining Isolation Commutation Switch Contact

Heavy-Duty
View All 1000+ Specifications

Our Services

As a professional DC contactor manufacturer, Aokai Electric offers comprehensive OEM, ODM, and Brand Support services.

OEM Service

  • Customized logo printing or laser
  • Authorized trademark packaging
  • Customized catalogues
  • Small quantity orders accepted
  • Your overseas super factory
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ODM Service

  • Product mold design & development
  • Personalized customized services
  • International test reports & certificates
  • 24-hour response
  • Your overseas super factory
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Brand Service

  • Brand & product marketing support
  • Automated assembly lines
  • CE, CCC, TUV, UL certified
  • 1-year warranty on most products
  • Your trusted manufacturing partner
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Frequently Asked Questions

What is a DC contactor?

A DC contactor is an electrically controlled switch used for switching high-current DC power circuits, commonly used in electric vehicles, forklifts, and renewable energy systems.

What’s the difference between epoxy and ceramic DC contactors?

Epoxy-sealed contactors are cost-effective and moisture-resistant. Ceramic contactors offer superior arc resistance and are ideal for high-voltage, high-reliability applications.

Can you customize contactors for our brand?

Yes, we offer full OEM/ODM services including custom branding, packaging, and design modifications to meet your specifications.

Do you provide international certifications?

Yes, our products are certified with CE, CCC, TUV, and UL standards. Test reports are available upon request.

Get in Touch

For inquiries, quotes, or technical support, please visit our official website to contact us directly.

Email: [email protected]
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