Stäubli MC4-socket PV-KBT4/6I-UR female connector.

The Stäubli MC4-socket PV-KBT4/6I-UR is an original MC4 female photovoltaic connector designed for secure and reliable DC cable connections in solar power systems. Suitable for 4–6 mm² PV cables with an outer diameter of 5–6 mm, it delivers a durable, low-resistance connection for residential, commercial, and utility-scale photovoltaic installations.

Equipped with Stäubli's proven MULTILAM contact technology, the connector provides excellent electrical conductivity, minimal contact resistance, and long-term reliability under demanding environmental conditions. It is fully compatible with the original MC4 connector family and MC4-EVO 2, making it ideal for new installations, maintenance, and replacement projects.

Designed for outdoor use, the PV-KBT4/6I-UR supports system voltages up to 1000 V DC (IEC), carries up to 39 A, and offers outstanding resistance to UV radiation, moisture, dust, and temperature extremes.

Key Features

• Original Stäubli MC4 female connector
• For 4–6 mm² PV cables
• Suitable for cable diameters 5–6 mm
• Rated current up to 39 A
• Rated voltage up to 1000 V DC (IEC)
• Proven MULTILAM low-resistance contact technology
• Compatible with MC4 and MC4-EVO 2 connector systems
• UV, weather, and corrosion resistant
• Designed for long-term outdoor photovoltaic installations
• Quick and secure crimp connection

The Stäubli MC4-socket PV-KBT4/6I-UR provides a secure, weather-resistant connection, ensuring reliable performance and long service life in photovoltaic systems.

More information about MC4-socket PV-KBT4/6I-UR:

• Datasheet