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Stäubli MC4 Connector Set MC4 PV-KS(B)T4/6II - cable 6mm²

Stäubli MC4 Plug and MC4 Socket Set / PV-KST4/6II & PV-KBT4/6II – Cable 6 mm²

The Stäubli MC4 connector set PV-KST4/6II & PV-KBT4/6II is one of the most widely used and trusted PV connector systems worldwide. With proven MULTILAM contact technology, these connectors provide long-term, safe, and low-loss power transmission. They are designed for 6 mm² PV cables and meet the highest requirements in terms of weather resistance, safety, and durability – ideal for use in photovoltaic installations with system voltages up to 1500 V DC. Installation is quick and secure using a suitable crimping tool.

Features:

  • Original Stäubli MC4 plug and socket for maximum reliability in PV applications
  • MULTILAM contact technology for minimal contact resistance
  • Suitable for system voltages up to 1500 V DC (IEC & UL)
  • IP68 protection rating – dust-tight and waterproof when properly assembled
  • UV- and weather-resistant materials for long service life
  • Compatible with 6 mm² PV cables

Technical Data
Manufacturer Part Numbers: PV-KST4/6II (plug)
PV-KBT4/6II (socket)
Cable Cross-Section: 6 mm²
Cable Outer Diameter: approx. 6.0 – 6.5 mm
Rated Voltage: 1500 V DC (IEC & UL)
Rated Current: up to approx. 45 A (depending on cable type)
Protection Class: IP68 when properly assembled
Operating Temperature: −40 °C to +85 °C

Please refer to the datasheet for further details.

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Average rating of 4.9 out of 5 stars

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Manufacturer "Stäubli International AG"
Stäubli is a global provider of industrial and mechatronic solutions with four specialized divisions: Electrical Connectors (including for the solar industry), Fluid Connectors, Robotics and Textile. Stäubli serves customers looking to increase productivity in many industrial sectors. The company currently operates in 28 countries and has representatives in 50 countries on four continents. Around the world, some 6,000 employees strive to work with customers in virtually every industry, providing them with comprehensive solutions with long-term support. Originally founded in 1892 as a small workshop in Horgen/Zurich, Switzerland, Stäubli is now an international group headquartered in Pfäffikon, Switzerland.
montageanleitung staeubli pv kupplung kst kbt

Safety Instructions:

1. Installation by Professionals: The installation should only be carried out by qualified and authorized professionals.
2. Wear Protective Equipment: When handling PV modules, use appropriate protective equipment such as gloves and safety glasses.
3. Components must operate within the technical specifications listed in their data sheets.
4. Use only manufacturer-approved accessories.
5. Do not install components if they are physically damaged or equipped with damaged or substandard cables or connectors.
6. No Work Under Voltage: Perform installation or maintenance work only when the system is de-energized.
7. Do not apply an external voltage source to a module or a string with components.
8. Protection from External Influences: Install protective conduits and cables in a way that shields them from UV radiation, rodents, and mechanical damage.
9. Protection from Moisture and Dirt: Store and install accessories in dry and clean locations to prevent damage from moisture or contamination.
10. Regular Inspection: Inspections and maintenance should be carried out regularly to detect potential damage or signs of aging at an early stage.
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