MC4 Connector & In-Line Fuse
About Staubli
Staubli is the Original MC4 manufacturer and MC4 is the most installed PV connector worldwide
The Original MC4 is the world’s leading PV connector designed and engineered by our in-house experts more than 20 years ago. As the most installed PV connector worldwide, the MC4 continues to set new industry benchmarks thanks to our drive for excellence and innovation.
Stäubli connectors are crafted with Swiss precision, offering optimal efficiency and long-term performance for small to large-scale PV systems. When selecting connectors, trust the original to rest assured that your operations will be safe and perform sustainably for decades to come.
Important to know
Invented by Stäubli engineers in Switzerland
Designed and manufactured meeting highest quality requirements according to current standards and EU specifications
MC4 is a protected trademark of Stäubli
MC4 Connector
MC4 Connector Original
MC4 connectors are single-contact electrical connectors commonly used for connecting solar panels. The MC in MC4 stands for the manufacturer Multi-Contact and the 4 for the 4 mm diameter contact pin.
MC4 connectors are single-contact electrical connectors commonly used for connecting solar panels. The MC in MC4 stands for the manufacturer Multi-Contact and the 4 for the 4 mm diameter contact pin.
MC4 Connector Original Evo-2 (New Version)
MC4 connectors are single-contact electrical connectors commonly used for connecting solar panels. The MC in MC4 stands for the manufacturer Multi-Contact and the 4 for the 4 mm diameter contact pin.
In-Line Fuse
In Line Fuse 2
The In-line Fuse PV-K/ILF2 with a crimping connection guarantees a long-lasting, stable connection in comparison to conventional omega-style clips: Minimal energy loss, low heat generation. Robust housing, safety class IP68. Cable cross-section 10 AWG/6 mm2. Other fuse ratings and configurations are available upon request (for example with a single connector, or no connectors).
MC4-Evo 2 In-Line Fuse
MC4-Evo 2 Y-Splitter
MC4-Evo 2 Y-Splitter
The MC4-Evo 2 Y-Splitter is TÜV Rheinland certified and guarantees a long-lasting, stable connection within a PV DC string: Minimal energy loss, low heat generation. Robust housing, safety class IP68 (1 m, 1 h). Cable cross-section 6 mm2.
Tools and Accessories
Here you have all the tools specifically designed for professional field installation of the entire Original MC4 product family.
The assembly of eBOS components can make or break a PV project. It is often the small details that have a significant impact on the bankability, safety, efficiency, and profitability. By using the qualified toolset of Stäubli for PV connector field installation you enhance the quality of the PV DC connection.