PV Solar Inline Fuse Holder Manufacturers

TUV/UL/IEC/CE Certified & 25 Years Product Lifetime
Protection IP68 For Outdoor Waterproof & UV Resistance
Quick And Easy To Install & Long-term Stable Connection
Our Solar Connectors Have Connected Over 26 GW By 2022
Contact Now , Quote Online & Support The Free Samples


MC4 In-line FuseLEADER® PV Inline Fuse Connector is manufactured with automated precision, offering optimal efficiency and long-term performance for small to large-scale PV systems. Certified by TUV/UL/IEC/CE standards and are suitable for Ø2.5-Ø16mm² photovoltaic solar cable. Up to 25 years of working life, with long-term stable electrical contact performance. Get your PV installations up and running efficiently and safely. Achieving sustainable and successful PV profitability.

  • Contact with drum-type crown spring, make electrical connection safety and fastness.
  • Self-locking between the female and male connector, installation conveniently and reliably.
  • Ratchet mechanism desigh to lock the nut cover, avoid being loosened after long term using.
  • Contact resistance less than 0.35mΩ with Multi-Contact, less heating and low power consume.
  • Strong ageing resistance and UV resistance, suitable for use in multiple harsh outdoor environments.
  • It is suitable for various harsh outdoor environments such as deserts, lakes, seasides, and mountains.

It is an important part of the solar system. Good connection quality ensures the long-term and safe operation of the photovoltaic system and effectively reduces the failure rate of the photovoltaic system and the later operating costs.


Specification Of PV Inline Fuse Connector

Product NO.SY-CF4AContact materialCopper, Tin-plated
Insulation materialPPO/PCContact resistanceLess than 0.35 mΩ
Rated Voltage1000VDegree of protectionIP68
Rated current1A~25AAmbient temperature-40℃ up to +90℃
Test voltage6KV(50Hz,1Min)CertificationIEC62852 /UL6703


Drawing For PV Inline Fuse Connector Types


Please download the datasheet : PV Inline Fuse Connector


Certification Of Materials

(Select certified materials to ensure product quality consistency)


Certifications Of PV Inline Fuse connector

LEADER® product certificates such as TUV Rheinland, UL, JET, DEKRA, Colombia RETIE, European CPR certification, CE, and ROHS.


Production Processes Of Cable Connector 

The intelligent and digital factory equipped in the Leader cable factory makes the whole process of production and inspection integrated, intelligent and digital. It eliminates the mistakes and defects in the original manual assembly of products by workers, and significantly improves the reliability of products. At the same time, it has complete inspection and testing equipment, and adopts digital intelligent image detection, laser detection and other detection technologies to ensure the quality of shipped products. The accuracy of automated production equipment can reach 0.002mm, and all products are 100% inspected and digitally marked.

 Standard Package Info:

Carton Dimension(cm)Pack listQTYGross weight(kg)
45cm × 35cm × 25cmsolar fuse connector500pcs16kg


Contact us now, Free sample is available 

To find out more information about our products and services, send us a message and one of our PV experts will get back to you. We look forward to assisting you.

Mob/WhatsApp/Zalo: +86 136 429 19927 whatsApp icon

Mail ID : leader-tech1998@outlook.com


Skype id :lily-zou2011

MC4 In-line Fuse

Key pillars for shining success

As a manufacturing and solutions-driven company, Leadergroup has supported some of the world’s largest and most challenging solar power plants. From consulting and design, construction to maintenance, our global team of PV experts will ensure your system is optimally connected for maximum efficiency, safety and profitability.

Cable solutions for solar photovoltaic and energy storage systems

Our cable solutions are widely and maturely used in industrial and commercial, rooftop, floating power stations, large power plants, maintenance and repair in the solar PV industry.

Curious to know more?

To find out more information about our products and services, send us a message and one of our PV experts will get back to you. We look forward to assisting you via online live chat.

Contact Us