MC4 Connectors
in category: MC4 Connectors
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MC4 Connectors for Solar PV Cable Connections
MC4 Connectors in this category are sets of one plug and one socket for making sealed connections in photovoltaic installations. They join solar cables between panels and keep the circuit continuous. The range is for installers and builders who need to match the connector to cable size, voltage and protection class.
What you will find in this category
- MC4 connector set, plug and socket: for 2.5, 4 and 6 mm² cables, 1000V DC, max current 30A, IP67.
- MC4 EVO2 connector set, plug and socket: for 4-6 mm² cables, up to 1500V DC, current 45-53A, IP68, operating temperature -40°C to +85°C.
How to choose
- Cable cross-section: the standard set takes 2.5, 4 and 6 mm². The EVO2 set takes 4 and 6 mm² only.
- Cable outer diameter: for the EVO2 set, the cable including insulation must measure 4.7-6.4 mm.
- Voltage and current: choose 1000V DC and 30A, or 1500V DC and 45-53A, to suit the system design.
- Protection class: the standard set is IP67, protected against dust and water ingress. The EVO2 set is IP68 and waterproof.
- Operating temperature: the EVO2 set is specified for -40°C to +85°C. Check your site conditions against this range.
Typical applications
Both sets are used to connect the cables of photovoltaic panels. The plug and socket form a sealed joint that carries energy from the panels along the string. The EVO2 housing is plastic with a snap-lock system. It is described as waterproof and resistant to high temperatures and UV radiation.
Frequently asked questions
Which cable sizes do these connectors fit?
The standard set fits 2.5, 4 and 6 mm² cables. The EVO2 set fits 4 and 6 mm² cables with an outer diameter of 4.7-6.4 mm including insulation.
What is the difference between the two sets?
The standard set is rated 1000V DC, 30A and IP67. The EVO2 set is rated up to 1500V DC, 45-53A and IP68.
Which approvals are listed for these sets?
The standard set is listed with a TUV mark. The EVO2 set is listed with TÜV, UL and CSA certificates.
Not sure which connector set suits your string layout? Contact technical support and we will help you choose.