This valve features a 3/8-inch ODF inlet and a 1/2-inch ODF outlet

This OEM harness ensures a low-resistance path between the control board and the electrode

and MMII4-105 boilers

Dual-Detector Support: A single Carrier HK28ZT001 board can manage up to two smoke sensors

Functional Devices RIB2421C-N4 Relay R-134A This valve features a 3/8-inchThe Functional Devices RIB2421C N4 is a professional grade enclosed pilot relay engineered for demanding HVAC, building automation, and industrial control applications. This 10 Amp SPDT relay features a multi voltage coil capable of accepting 24 Vac dc or 120 277 Vac, providing unmatched versatility for field installations. Housed in a rugged NEMA 4X enclosure, this unit is specifically designed for wash down environments or outdoor exposure where