Cat® Receptacle Connector use a pin and socket connection system for reliable electrical connections across the range of electrical applications seen on Cat® heavy duty equipment. Cat® Receptacle Connectors lock wiring connections based on pin number and locking mechanisms. Designed to work in unison with the rest of your Cat® components to ensure maximum potential of your equipment. Quality you expect for your machine. Cat® components can operate in heavy-duty applications such as severe vibration, shock, extreme operating temperature ranges, thermal cycle, thermal shock, humidity, corrosion and excessive dust.Application:Cat® Receptacle Connector provide a reliable wire to wire or wire to device interface and are used in wiring harnesses to serve as the electrical connection. Consult your owner's manual or contact your local Cat® Dealer for more information.