Belimo B217 Valve 30067439-890 It is designed to replace

It is designed to replace obsolete or damaged control housings that have become brittle or cracked over time due to thermal cycling

making it a critical component for aerial lifts

What is the difference between the 'U' and 'H' in the part number

the electrical contacts remain closed during normal operation and "snap" open when the temperature reaches 175°F

The DFS-221-153 is rated for a maximum pressure of 0

Belimo B217 Valve 30067439-890 It is designed to replaceFor precise hydronic system control, the Belimo B217 valve is a robust 2 way characterized control valve (CCV) engineered for demanding HVAC applications. This 3 4" NPT valve features an equal percentage flow characteristic, ensuring stable and accurate modulation of chilled or hot water, including solutions with up to 60% glycol. Its nickel plated forged brass body, coupled with a stainless steel ball and stem, provides exceptional durability and