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The corporation keeps to the operation concept "scientific management, superior quality and performance primacy, consumer supreme for PV Disconnect Switch,Solar DC Isolator,Photovoltaic Isolator,DC Disconnect Switch,solar isolator online store, We sincerely welcome all guests to setup small business associations with us on the basis of mutual positive aspects. You should get in touch with us now. You'll get our professional reply within 8 hours.
PV Disconnect Switch, With the advanced workshop, qualified design team and strict quality control system, based on mid- to high-end marked as our marketing positioning, our merchandise are fast selling onto European and American markets with our own brands such as below Deniya, Qingsiya and Yisilanya.

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  • PV Combiner Box 4 in 1 out DC500V

    PV Combiner Box 4 in 1 out DC500V

    CNLonQcom IP65 PV Combiner Box 4 in 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: 4in 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
  • PV Disconnect Switch DC1200V 32A DIY 1 or 2 String

    PV Disconnect Switch DC1200V 32A DIY 1 or 2 String

    CNLonQcom PV Disconnect Switch DC1200V 32A DIY 1 or 2 String Isolator Switch 1In 1Out or 2in 2out IP66 Outdoor Waterproof and Dustproof For Solar Panel and Wind PV Systems, RV, Houses, Boats.
    ●Rated voltage: DC1200V
    ●Rated current: 32A
    ●Protection level:IP66
    ●Shell material: PC
    ●Conductor material: copper
    ●Poles:4 poles
    ●Certificate: CE, TUV, CB, AZ, UKCA, ROHS, ISO9001
  • PV Combiner Box 3 in 3 out DC500V

    PV Combiner Box 3 in 3 out DC500V

    CNLonQcom IP65 PV Combiner Box 3 in 3 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: 3in 3out
    ●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
  • Plastic DC combiner box 2 in and 2 out

    Plastic DC combiner box 2 in and 2 out

    CNLonQcom has rich experience in producing Plastic DC combiner box 2 in and 2 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
  • LMC4-BD Solar connector 1500V

    LMC4-BD Solar connector 1500V

    CNLonQcom is a Chinese factory specializing in the wholesale production of LMC4-BD solar connectors. LMC4-BD Solar connector 1500V are primarily used for interconnecting solar cell strings, offering excellent electrical and mechanical performance. They are designed for voltage ratings of 1500V, with available current ratings of 30A, 45A and 60A.
  • LMC4-T Solar connector

    LMC4-T Solar connector

    The quality LMC4-T solar connector is a high-performance multi-core connector, available in models LMC4-T3, LMC4-T4, LMC4-T5, LMC4-T6, and LMC4-T7. CNLonQcom is a Chinese factory supplier, specializing in independent research, design, production, and wholesale of LMC4-T connectors.
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  • Application of Fuse Holders in PV Solar System

    A fuse holder is a type of electrical protection device designed to provide rapid circuit disconnection in the event of overloads or short circuits, preventing equipment damage and fire risks. Our fuse holders are made from high-quality materials, featuring a compact design suitable for various applications, and offer high sensitivity and reliability.

  • What are the reasons for the burnout of the combiner box?

    The waterproof terminal at the bottom of the combiner box is loose, causing the cable to loosen, resulting in arcing and burning the terminal‌.

  • LONQ-40 PV Isolation Switch by Longqi New Energy - Providing You electric power with Solar Power

    Longqi New Energy is a leading provider of innovative renewable energy solutions. We take pride in presenting our flagship product, the LONQ-40 Photovoltaic Isolation Switch, which is the result of our collaboration with the internationally recognized testing and certification organization, TUV Rheinland.

  • 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.

  • CNLonQcom Launches New Over/Under Voltage Protector - Safeguard Your Electrical Systems

    Wenzhou CNLonQcom Technology Co., Ltd. is proud to introduce its latest innovation in power protection—the Over/Under Voltage Protector. As power systems become more complex and electrical equipment usage grows, ensuring voltage stability and safety has never been more critical. Our new protector is designed to automatically and intelligently cut off power in case of voltage fluctuations, preventing damage to sensitive electronics.

  • Analysis of the Differences and Advantages/Disadvantages Between AC Circuit Breakers and DC Circuit Breakers

    Circuit breakers are critical components in electrical systems, designed to protect circuits from damage caused by overloads, short circuits, and other faults. Depending on the type of current, circuit breakers are primarily categorized into alternating current (AC) circuit breakers and direct current (DC) circuit breakers. Due to the distinct characteristics of AC and DC power, these two types of circuit breakers exhibit significant differences in design, working principles, and application scenarios. This article provides a detailed comparison of their differences and analyzes their respective advantages and disadvantages.

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