McDonnell Miller (120601) FS8-W 1" NPT Flow Switch

For general purpose applications with environmental exposure, or those requiring a water-tight, dust tight, or a NEMA 4X rated flow switch. 1" (25mm) NPT. Sealed Monel bellows. Single pole, double throw snap switch. Four Monel paddles included. Fits 1", 2", 3", 6" (25, 50, 80, 150mm) NPT, or the extended paddle can be trimmed to fit other pipe sizes. Sensitivity adjusting screw makes flow adjustment easy. Optional features BSPT threads. Gold plated contacts. Minimum temperature (fluid or ambient): 32°F (0°C). Maximum temperature: 225°F. (107°C). Maximum operating pressure: 150 PSI (10.5 kg/cm²).

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