Precision Sensing: The 1-3/8" x 2-1/4" coiled element (air coil) provides superior surface area for accurate ambient air monitoring

5 inch WC step opening

this specific model is optimized for low-pressure applications and vacuum service

Complete Assembly: Includes the manifold kit

Omron MKS2PIN-AC24 Relay 321142-301 Precision Sensing: The 1-3/8" xThe Omron MKS2PIN AC24 is a professional grade general purpose relay engineered for high reliability industrial control and HVACR sequence circuits. As a veteran technician knows, the MK S series has been a staple in control panels for decades due to its robust 8 pin octal base design and consistent performance. This DPDT relay (Double Pole Double Throw) features a 24Vac coil and is rated for a 10 Amp switching capacity, making it a versatile choice