The APEM Inc. part 12147X778 is a versatile toggle switch with a DPDT (double pole double throw) configuration. With a round lever for easy operation, this switch offers a momentary ON-OFF-ON function. It has solder lug terminals for secure electrical connections and can handle a current of up to 4A at 250VAC or 28VDC. Designed for panel mounting with included threads, this toggle switch is a reliable choice for various industrial and electronic applications.