Professional DC Contactor Manufacturer Estar
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ESTAR is a professional manufacturer of DC contacors

High Voltage DC Contactors

Enhance operational efficiency and smooth performance with high energy savings.
  • DC Contactor 10A-50A
    • DC Contactor EVK30
      DC Contactor EVK30
    • DC Contactor EVK20
      DC Contactor EVK20
    • DC Contactor EVD10
      DC Contactor EVD10
    • DC Contactor EVD20
      DC Contactor EVD20
    • DC Contactor EVD30
      DC Contactor EVD30
    • DC Contactor EVK10
      DC Contactor EVK10
    • DC Contactor EVD50
      DC Contactor EVD50
  • DC Contactor 50A-100A
    • DC Contactor EVK50
      DC Contactor EVK50
    • DC Contactor EVK100
      DC Contactor EVK100
    • DC Contactor EVD50G
      DC Contactor EVD50G
    • DC Contactor EVD100G
      DC Contactor EVD100G
    • DC Contactor EVD50E
      DC Contactor EVD50E
    • DC Contactor EVD100E
      DC Contactor EVD100E
  • DC Contactor 150A-300A
    • DC Contactor EVK150
      DC Contactor EVK150
    • DC Contactor EVK200
      DC Contactor EVK200
    • DC Contactor EVK250
      DC Contactor EVK250
    • DC Contactor EVK300
      DC Contactor EVK300
    • DC Contactor EVD150G
      DC Contactor EVD150G
    • DC Contactor EVD200G
      DC Contactor EVD200G
    • DC Contactor EVD250G
      DC Contactor EVD250G
    • DC Contactor EVD300G
      DC Contactor EVD300G
  • DC Contactor 400A-1000A
    • DC Contactor EVD800G
      DC Contactor EVD800G
    • DC Contactor EVK400
      DC Contactor EVK400
    • DC Contactor EVK500
      DC Contactor EVK500
    • DC Contactor EVK600
      DC Contactor EVK600
    • DC Contactor EVK800
      DC Contactor EVK800
    • DC Contactor EVK1000
      DC Contactor EVK1000
    • DC Contactor EVD400G
      DC Contactor EVD400G
    • DC Contactor EVD500G
      DC Contactor EVD500G
    • DC Contactor EVD600G
      DC Contactor EVD600G
    • DC Contactor EVD1000G
      DC Contactor EVD1000G
    Comprehensive solutions to ensure safe and efficient operation of the new energy industry!

    DC Contactor Solutions

    Stable and reliable to help your power control innovation!

    About Us

    DC contactor manufacturer
    Shijiazhuang Estar New Energy Technology Co., Ltd is a professional manufacturer of DC contactors in China, specialized in design, R&D and production of high voltage DC contactors.
    Our factory is located in Wuxi which is near Shanghai. We started manufacturing DC contactors in the year of 2013. At present, there're more than 180 employees in our company. We have advanced production and testing equipments in our workshop. Our strict QC system ensures that all DC contactors are qualified before they are shipped to our customers. In the past 10 years, our technical team has been improving the performance of our DC contactors through continuous......

    News Center


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    DC Contactor Provides Automatic Protection for Power Systems

    DC contactors play a vital role in ensuring safety and reliability across multiple applications. In EV charging stations, they automatically disconnect during faults to protect vehicles and chargers. In battery management, they prevent overcharging and over-discharging. In renewable energy, power distribution, and industrial systems, DC contactors safeguard equipment from overloads and short circuits, maintaining stable and efficient operation.

    2024-12-05
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    High-voltage DC Contactors: Enabling Rapid Development of EV Fast Charging Stations

    High-voltage DC contactors are key to the rapid development of EV fast charging stations. Designed for high current and low power loss, they ensure safe, efficient, and reliable operation. This article explains how DC contactors improve charging performance, accelerate EV adoption, and support the growth of global charging infrastructure. ESTAR provides high-quality DC contactors and related components for EV chargers and energy systems.

    2024-11-27
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    Global DC Contactor Market Trends and Key Application Industry Analysis

    With electrification accelerating, high-voltage DC contactors have become essential in EVs, BESS, DC fast-charging, and renewable energy systems. This article analyzes market size, growth drivers, key applications, technology trends, and procurement guidance, highlighting 1000V solutions from ESTAR for reliable and customizable deployment.

    2025-10-14
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    The Role and Design Considerations of DC Contactors in UPS Systems

    DC contactors are critical in UPS systems for safe battery isolation, switching, arc suppression, and fault handling. This article explains their essential roles, selection checklist, common mistakes, and design tips to improve UPS reliability and compliance.

    2025-09-24
    • No. 8, Changyu Road, Chang'An, Shijiazhuang, Hebei, 050015 China
    • Call us on:
      +86-13315914545
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