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China Comparing top PV DC Disconnect Switch brands Manufacturers, Suppliers, Factory

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  • Plastic DC1000V combiner box 2 in and 1 out

    Plastic DC1000V combiner box 2 in and 1 out

    CNLonQcom has rich experience in producing Plastic DC1000V combiner box 2 in and 1 out, you can rest assured to buy it from our factory.
    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
  • PV Combiner Box 6 in 2 out DC500V

    PV Combiner Box 6 in 2 out DC500V

    CNLonQcom IP65 PV Combiner Box 6 in 2 out DC500V/600V/800V with Circuit Breaker and Surge Lightning Protection and Fuse For Outdoor Solar Panel DC Systems, Rv, Homes, Boats
    ●Rated voltage: DC500V/600V/800V
    ●Rated current: 6/10/16/20/25/32/40/50/63A
    ●String: 6in 2out
    ●Maximum input current per string: 6/10/16/20/25/30A
    ●Maximum output current per string: 6/10/16/20/25/32/40/50/63A
    ●Connector: MC-4 or PG
    ●standard: IEC60269-6, IEC60947-2, IEC61643-1
    ●Housing Material: PC+ABS
    ●Certificate: CE, IP65, ROHS, ISO9001
  • Padlock Cam Switch

    Padlock Cam Switch

    Padlock Cam Switches are used for management and control of power systems and equipment, as well as power regulation and protection. CNLonQcom is a professional factory in China manufacturing Padlock Cam Switches. They are available in five rated currents: 20A, 25A, 32A, 40A, and 63A.
  • DC Molded Case Circuit Breaker LQM3-800

    DC Molded Case Circuit Breaker LQM3-800

    CNLonQcom DC Molded Case Circuit Breaker LQM3-800 MCCB 2P for PV System Battery Disconnection Protection
    ●Rated voltage: DC1500V
    ●Rated current: 400/450/500/630/700/800A
    ●Breaking Capacity Icu: 20kA ●Poles: 2P
    ●Shell material: Bakelite
    ●Conductor material: copper
    ●Certificate: CE, ROHS, ISO9001
  • DC Molded Case Circuit Breaker LQM3-320

    DC Molded Case Circuit Breaker LQM3-320

    CNLonQcom DC Molded Case Circuit Breaker LQM3-320 MCCB 2P 3P for PV System Battery Disconnection Protection
    ●Rated voltage: DC1000V/1500V
    ●Rated current: 63/80/100/125/160/180/200/225/250/300/320A
    ●Breaking Capacity Icu: 20kA ●Poles: 2P/3P
    ●Shell material: Bakelite
    ●Conductor material: copper
    ●Certificate: CE, ROHS, ISO9001
  • PV Combiner Box 6in 1 out DC500V

    PV Combiner Box 6in 1 out DC500V

    CNLonQcom IP65 PV Combiner Box 6in 1 out DC500V/600V/800V with Circuit Breaker and Surge Lightning Protection and Fuse For Outdoor Solar Panel DC Systems, Rv, Homes, Boats
    ●Rated voltage: DC500V/600V/800V
    ●Rated current: 6/10/16/20/25/32/40/50/63A
    ●String: 6in 1out
    ●Maximum input current per string: 6/10/16/20/25/30A
    ●Maximum output current per string: 6/10/16/20/25/32/40/50/63A
    ●Connector: MC-4 or PG
    ●standard: IEC60269-6, IEC60947-2, IEC61643-1
    ●Housing Material: PC+ABS
    ●Certificate: CE, IP65, ROHS, ISO9001
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  • CNLonQcom Launches LQX-C Solar DC Breaker Box

    In this release, we demonstrate how to correctly connect the LQX-C Solar DC Breaker Box. First, use the wrench and provided screws to secure the breaker box in the appropriate position. Then, use the connectors to connect the PV strings and inverters to the breaker box. Finally, follow the manual to check and confirm that all connections are secure and reliable.

  • Sichuan Launches 1GW PV Project, Paving Way for High-Quality Development of Global Solar Industry

    On March 26, 2025, the 1GW (gigawatt) Xiangcheng Gongzha Photovoltaic Project in Ganzi Tibetan Autonomous Prefecture officially broke ground. As the largest single PV project invested by a Sichuan provincial state-owned enterprise, it not only marks a key milestone in the local new energy sector but also reflects the distinct trend of China’s national solar industry accelerating toward large-scale, intelligent, and high-efficiency development.

  • CNLonQcom Showcases Isolator Switch in New Video

    presents a detailed video showcasing the features and installation process of its reliable LONQ-40.MC4 isolator switch.

  • Wenzhou Longqi New Energy Technology Co., Ltd. Wishes Everyone a Merry Christmas

    At this joyous and reunifying time, we recognize the significant increase in the demand for electricity. To meet this demand, we offer a range of efficient and safe photovoltaic products, including PV switch-disconnectors, combiner boxes, circuit breakers, surge protectors and solar connectors.

  • Surge in PV Systems: A Complete Guide to Its Role, Risks, and Selection

  • CNLonQcom Showcases LD-40 2P 1000V Solar DC Surge Protector

    1.Packaging Display: The video begins by showing the packaging process of the LD-40 2P 1000V Solar DC Surge Protector, ensuring that each product is well-protected during transportation. 2.Module Voltage Testing: Through rigorous voltage testing, the product is shown to function normally at voltages as high as 1300V, far exceeding the rated voltage requirement of 1000V. 3.Internal Chip Display: The video details the internal thickened chips of the surge protector, enhancing the product's durability and stability, ensuring long-term reliable operation. 4.Replacing Surge Protectors in Combiner Boxes: The video also demonstrates how to replace the surge protectors in the combiner boxes, showcasing the product's ease of maintenance and efficiency. The surge protector parameters are 1000V, 20-40KA, with CE certification, and the housing is made of PC flame-retardant material, providing excellent protection.

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