PowerLok® G2 Heavy-Duty Power Connectors Amphenol Technical Products International (TPI) PowerLok® G2 Heavy-Duty Power Connectors feature RADSOK® contact technology and a 60A to 600A operating current. This one- to three-pole series offers a quick-locking lever with connection position assistance (CPA) and a receptacle shell with integrated high-voltage interlock (HVIL) for high-vibration applications. These 1000V connectors provide IP67-IP6K9K in mated condition and IP2X in an unmated condition. Amphenol Technical Products PowerLok G2 Connectors are available with different color coding and mechanical keying options.