Engineered for precision hydronic control, this Caleffi Z-One valve provides reliable two-way shutoff with a normally closed configuration. The 24V actuator ensures smooth, responsive operation within zone heating or cooling systems, while the union press connection allows fast installation without soldering. Built to maintain consistent flow characteristics with a 7.5 Cv rating, it enhances system efficiency and reliability. Suitable for residential and light commercial hydronic applications.

Weight	2.2 lb
Height	3.50 in.
Length	5.63 in.
Material	Brass
Type	Zone Valves
Voltage	24V
Width	2.81 in.
Inventory Number	CALEZ55P
MPN	Z55P