China 3 phase automatic changeover switch Manufacturer, Supplier, Factory

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3 phase automatic changeover switch, Welcome any of your inquiries and concerns for our products. We look forward to establishing a long-term business relationship with you in the near future. Contact us today. We are the first business partner to suit your needs!

Hot Products

  • Copper 160A Fuse Link

    Copper 160A Fuse Link

    YRO fuse core with copper structure and ceramic surface material, with flame retardant characteristics, suitable for Copper 160A Fuse Link, follow the gG type standard, can accurately protect 160A circuit, for the stable operation of the electrical system to build a strong safety line.
  • 6-10 Strings RSD Fast Shutdown Device

    6-10 Strings RSD Fast Shutdown Device

    The YRO 6-10 Strings RSD Fast Shutdown Device is a photovoltaic fast shutdown device with multiple advantages. This device incorporates advanced technology and holds a design patent. Its stylish and practical appearance design, not only meets aesthetic requirements but also conforms to the convenience of installation and operation. Meanwhile, it achieves an IP66 protection level and can operate stably in harsh environments, providing a reliable rapid shutdown function guarantee for photovoltaic systems. It is an innovative masterpiece in the field of photovoltaic safety, and has great significance for promoting the safe development of the photovoltaic industry.
  • 4 In 1 Out 550V DC ABS Distribution Box

    4 In 1 Out 550V DC ABS Distribution Box

    YRO 4 In 1 Out 550V DC ABS Distribution Box is a multi circuit current management device specially designed for PV systems. It is made of ABS material, lightweight and durable. It supports 4 inputs and 1 output, perfectly adapted to the needs of multi module systems. Built in fuses, lightning surge arrester, circuit breaker and standard PV connectors provide comprehensive power protection and efficient distribution, ideal for outdoor PV power plants and commercial projects.
  • 63A 2P 230V WiFi AC Circuit Breaker

    63A 2P 230V WiFi AC Circuit Breaker

    The YRO 63A 2P 230V WiFi AC Circuit Breaker is designed in accordance with the standard of GB/T 10963.1 - 2020. It has a unique dual mode switching function between manual and automatic. In the manual mode, only manual operation to open the breaker is allowed, while in the automatic mode, both manual operation and APP control are available. At the same time, it supports APP remote control and can share control rights with family members, providing convenience and guarantee for the intelligent management and safety protection of modern electrical systems.
  • 36W 1.5A Wired Control Box

    36W 1.5A Wired Control Box

    YRO 36W 1.5A Wired Control Box is specially used to control the module level fast shutdown equipment, the core function is to make the RSD start working state or stop working, and equipped with emergency buttons and indicators to ensure the safety and convenience of operation.
  • 2 Strings RSD Fast Shutdown Device

    2 Strings RSD Fast Shutdown Device

    The YRO 2 Strings RSD Fast Shutdown Device is specifically designed for solar photovoltaic systems to enhance safety and reliability. This system quickly disconnects the power in the event of an electrical fault, preventing reverse current flow and minimizing the risk of electric shock or fire. With its efficient rapid shutdown function, it ensures that faulty sections can be quickly isolated during emergencies, protecting both equipment and personnel. Suitable for 1-2 strings of solar modules, the system complies with IEC standards and operates stably in various environments, providing comprehensive electrical protection for users.

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