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    Application: Solar Power Generation System
    Maximum DC Voltage Input: 500V
    Waterproof Rating: IP65
    Product Name: Solar Combiner Box
    Material: ABS/PC
    Enclosure Material: Plastic
    Warranty: 2 years
    Brand Name: CNLonQcom
    Origin: Zhejiang, China
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    PV Switch-disconnector up to 1500V 32A

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  • DC Molded Case Circuit Breaker LQM3-320

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    ●Rated voltage: DC1000V/1500V
    ●Rated current: 63/80/100/125/160/180/200/225/250/300/320A
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    ●Shell material: Bakelite
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  • Looking Ahead: New Trends and Challenges in the Photovoltaic Industry

    Against this backdrop, our range of products, including PV switch-disconnectors, combiner boxes, circuit breakers, surge protectors, and solar connectors, emerges as key solutions. Our PV switch-disconnectors and combiner boxes not only enhance system safety and efficiency but also reduce installation and maintenance costs through innovative design. Our circuit breakers and surge protectors provide outstanding system protection, preventing electrical failures and damage, while our solar connectors offer unmatched connection reliability, ensuring long-term stable operation of the system.

  • NLonQcom is Renovating a New Showroom to Enhance Customer Experience

    The design concept of the new showroom revolves around "intuitive experience and in-depth understanding." It will not only feature CNLonQcom's entire product line, including the market-popular photovoltaic isolator switches, combiner boxes, solar connectors, surge protectors, and circuit breakers but will also specially construct a physical version of a photovoltaic circuit diagram. Through these vivid displays, customers will be able to understand the specific uses, working principles, and critical roles of each product in photovoltaic systems directly.

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    As solar energy continues to gain popularity worldwide, the importance of safety and efficiency in photovoltaic (PV) systems cannot be overstated. One critical component that ensures both is the Photovoltaic Solar Isolator Switch (also known as a PV disconnect switch or DC isolator). This device plays a vital role in protecting technicians, maintaining system performance, and complying with electrical safety standards.

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    In low-voltage power distribution systems, there is a key device quietly safeguarding circuit safety — the Molded Case Circuit Breaker (MCCB). Unlike large motors that operate with a roar or precision instruments that attract attention, the MCCB has become an indispensable "safety guardian" in scenarios such as industrial production, building electrical systems, and new energy applications, thanks to its strong protection capabilities and wide adaptability. Today, we will explore this device from multiple dimensions to uncover the secrets of how it protects circuit safety.

  • What are the usage scenarios of DC combiner boxes?

    The working principle of the combiner box mainly involves the connection and protection of circuits.

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