SSQ 1.5/1K Part of Bel Fuse is a range of surface-mountable, DC-powered power relays designed with high-current switching and low-power consumption in mind. The devices are designed for use with various components such as semiconductor relays, high voltage and high frequency components, diodes, resistors, and transistors. They are designed to be used in a wide range of switchgear applications, such as lighting and power supplies, industrial air conditioners, and other industrial applications. The SSQ 1.5/1K Part of Bel Fuse was designed to provide a higher contact rating, faster switching speed, improved resistance to shock and vibration, and higher switching power compared to traditional power relays.