The JQC-3FF/24VDC-1HS(551) by Hongfa is a General Purpose Non-Latching 24VDC SPST-NO 15A (250VAC, 30VDC) Max Through Hole Relay. It is a single-pole, single-throw, type of relay, with a non-latching, momentary form of contact action. The relay features a 24VDC voltage rating, a 15A current rating, a 250VAC/30VDC maximum voltage rating, and a maximum operating frequency of 450 Hz. The relay also has two gold-plated contact pins, ensuring an extended contact life span for high-frequency switching applications. The relay is RoHS compliant, and its through-hole package makes it easy to mount and secure with screws.