1 in. NPT Powerball Valves for Fire Protection Systems
This 1 in. grooved durable bronze Powerball Valve with an integrated tamper switch is UL Listed and FM Approved to control flow in water-based systems installed indoors or outdoors. It has a rated working water pressure of 300 PSI and a cold working pressure of 300 CWP. This valve features an internal tamper switch (115 VAC) that connects to a fire alarm control panel and is designed to activate a local alarm bell when the valve comes to a partial or complete close. It has two threaded (NPT) connections.
A Powerball Valve is a type of butterfly valve with a brass finish over a bronze body, a stainless-steel disc, and a steel handwheel. It has a slow opening and slow closing mechanism that helps prevent water hammer (pressure surges), operating with a quarter turn of the handwheel. The valve features a yellow OPEN/SHUT position indicator.
Fire Protection Powerball Valves with Tamper Switches: Options & Additional Information
This Powerball Valve is UL Listed and FM Approved. It is available in either Grooved or Threaded (NPT) connections:
Grooved: 1 in., 1-1/4 in., 1-1/2 in., 2 in., 2-1/2 in.
Threaded (NPT): 1-1/4 in., 1-1/2 in., 2 in., 2-1/2 in.
