- Hollywood, Florida, United States
- US $79.99
- Jun 9th
Description for Mcdonnell & Miller 123400 For general purpose low velocity applications where the most economical flow switch is desired Paddle fits 8" (203mm) minimum duct size Two electrical knock outs allow connection from either end Brass, steel and aluminum construction Single pole, double throw snap switch Sensitivity adjusting screw makes flow adjustment easy Can be equipped with a time delay relay Minimum ambient temperature 32 Deg. F (0 Deg. C) Maximum duct temperature 275 Deg.