Rain Bird FS150B is a 1.5 in brass tee flow sensor designed for commercial irrigation systems. It sends pulse flow data to controllers and transmitters for precise monitoring, leak detection, and system diagnostics. Durable brass tee: robust metal construction for high-pressure irrigation applications. Pulse output: provides pulse output compatible with PT3002, PT322 transmitters and Rain Bird central controllers. Suggested flow range: 4–80 gallons per minute (approx. 15–300 L/min) for best accuracy. High tolerance: metal models rated for high pressure (up to 400 psi) and elevated temperatures. Easy integration: available with NPT or BSP ends and installs in-line in a tee fitting. Dimensions: approximately 6.5 x 5.19 x 2.5 inches. Includes comprehensive technical documentation and installation guides. Ideal for commercial and institutional landscapes where reliable flow monitoring and rapid leak detection are critical.