Cable coupler MC4  with barrel crimp contacts 

Renewable Energy | Solar Photovoltaic

Female and male cable coupler MC4 

Female and male cable coupler as individual part with barrel crimp contacts  (including insulating part) • Snap-in lock • In accordance with NEC 2020, requires a tool to open • Proven MULTILAM technology with high long-term stability, which ensures consistently low performance loss throughPV-KBT4... PV-KST4... • Also available as ready made leads out the entire service life of the plug connector • Tried and tested plug connectors, over 15 years of experience in the field • Available for assembly with cross- sections up to 6 AWG • Mating compatibility with the entire MC4 and MC4-Evo 2 families of connectors • Leads made to customer’s  specifications available upon request

Technical data 

• Connector system: Ø 4 mm 
• Rated voltage: 
• • 1500 V DC (UL) 
  • 1000 V DC (CSA) 
• Rated current UL: 
• • 30 A (14 AWG) 
  • 35 A (12 AWG) 
  • 50 A (10 AWG) 
  • 70 A (8 AWG) 
  • 95 A (6 AWG) 
• Ambient temperature range: -40 °C ... +85 °C 
• Degree of protection,  
• • mated: IP65, IP68 (1 h / 1 m)
  • unmated: IP2X 
• Overvoltage category / Pollution degree CATIII / 3 
• Contact resistance of plug connectors: ≤ 0.25 mΩ 
• Safety class: 1500 V DC: 0 
• Contact system: MULTILAM 
• Type of termination: Crimp (barrel crimp) 
• Contact material: Copper, tin plated 
• Insulation material: PC / PA 
• Locking system (UL): Locking type, requiring tool 
• Flame class: UL94-V0 
• Ammonia resistance (acc. to DLG): yes 
• Salt mist spray test, degree of severity 6: yes 
• UL recognized component, in accordance with UL 6703: E343181 
• CSA certified, in accordance with UL6703  (8 AWG version only): 250725

https://www.staubli.com/content/dam/ecs/catalogs-brochures/RE/SOL-Barrel-Crimp-11014098-en.pdf