CPT Connectors JST Automotive Connectors CPT Series wire-to-board connectors feature a low-profile, 2.0mm pitch design. The connectors are available in 2 to 20 circuits, have a current 3A AC (0.3mm2, single circuit), DC, and a voltage rating of 50V AC, DC. JST Automotive Connectors CPT Series temperature range is -40ºC to +100°C and the CPT Series is ELV/RoHS compliant.