257-02011B | MT Series 2W Valve Assy, ANSI 250, NC, Mod Eq Pct, 1/2", FxUM, 4 Cv, 3-8psi SR | Siemens Building Technology

2W N/C 3-8 Brass FxUM 1/2" 4.0 by Siemens Building Technology The Siemens Building Technology 257-02011B is a pressure switch with an N/C (normally closed) contact configuration. It has a maximum pressure rating of 4.0 psi and a brass body. The switch is designed for use with water and air systems. Key Features * N/C (normally closed) contact configuration * Maximum pressure rating of 4.0 psi * Brass body * For use with water and air systems Benefits * Reliable and accurate performance * Suitable for a wide range of applications * Easy to install and maintain Applications * Water and air systems * HVAC systems * Process control systems Shop now at our HVAC supply store for the best prices and fast shipping!