Power Lock connector can be used in mobile generator:

Product SPEC:

Number of Contacts              1
Max. Current Rating              660A
AWG                                      4 - 6/0
Contact Termination              25-300mm2
Contact Type Crimp               set screw Crimp, threaded post M12
Contact Retention Systems   Nylon pin
Contact Extraction System    Nylon pin
Mating Method                      Bayonet
Operating Voltage                1000Vac
Signal / Power Layouts         Power only 
Operating Temperature        -30 to 125C°
                                             -22 to 257F° 
Environmental Resistance     up to IP67
Sealing                                  when mated 
Protection against electric shock      IP2X 
Mating Cycle                          500
Shell Material Finish               High temperature thermoplastic
Flammability                           UL94-V0 UL94-V0
Shell Color                              green, black, red, blue, yellow, brown, grey, white