it features a precise outer diameter and cross-sectional thickness to match OEM specs

Its robust design handles high-frequency cycling

The IDEC RR3B-ULAC120V is a heavy-duty general-purpose power relay engineered for rigorous industrial automation and HVACR sequences

While this is a 2-pole unit

The unit measures 1

Functional Devices RIB2421C Relay it features a precise outerThe Functional Devices RIB2421C is a contractor grade enclosed pilot relay designed for seamless integration into building automation systems (BAS) and HVACR control circuits. This Relay in a Box (RIB) features a single pole double throw (SPDT) configuration with a 10 Amp contact rating, making it a reliable solution for switching line voltage loads such as fans, pumps, and lighting from a low voltage controller. The versatile multi voltage coil