JST Automotive Connectors HCH Board-to-Wire Connector is a 2.54mm pitch, 0.64 unsealed automotive connector. HCH Connector features a miniaturized surface mount design. Using the proven female terminal ensures high reliability in automotive electrical equipment. This JST connector features a 5A AC, DC current rating and a voltage rating of 50V AC, DC. It is designed for use in an operating temperature range of -40ºC to +120ºC.