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The McDonnell & Miller FS7-4 Liquid Flow Switch, MPN 119700, is designed for use in large pipe applications. This switch operates effectively in heating and hydronic systems, air conditioning, and refrigeration applications. It is available in a 1-1/4 inch NPT size and operates on voltages of 120 or 240 VAC, accommodating various installation environments.
This flow switch features a sensitivity adjusting screw for easy flow adjustments, ensuring precision in your applications. Its robust design supports pressures up to 300 psi and operates within a temperature range of thirty-two to three hundred degrees Fahrenheit.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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