Belimo B278 Valve 318423-701 For technicians servicing systems with

For technicians servicing systems with non-corrosive refrigerants like R-404A or R-507

Versatile Primary Tap: Rated for both 208VAC and 240VAC primary inputs to suit various field power supplies

The "BX" suffix simply denotes the boxed retail packaging from the manufacturer

Common Questions What starters are compatible with the Siemens 75D73251D

Belimo B278 Valve 318423-701 For technicians servicing systems withThe Belimo B278 is a high performance 3 inch 2 way characterized control valve (CCV) designed for precise hydronic regulation in demanding commercial HVACR applications. This 130 Cv valve features a nickel plated forged brass body and robust stainless steel ball and stem, ensuring long term reliability in chilled or hot water systems. Engineered with a specialized TEFZEL characterizing disc, the B278 provides an equal percentage flow characteristic,