The SIP5x28mm SR-1C-AD24V-E Power Relay, manufactured by Honeywell, is a single-pole, single-throw (SPST) electromagnetic relay designed for controlling moderate loads up to 24V DC. It has a rated voltage of 24V AC/DC and a rated coil current of 110mA, and is equipped with 5x28mm pins. The relay is fully RoHS compliant, meaning it does not contain any hazardous substances, such as lead, that can harm the environment. This product is used in various applications, such as HVAC, lighting, and motor control projects.