McDonnell & Miller FS4-3 General Purpose Liquid Flow Switch

Description

For starting or stopping electrically operated equipment such as signal lights, alarms, motors, automatic burners, metering devices and others
1″ NPT
Minimum/maximum temperature: 32 degrees F/300 degrees F
Sensitivity adjusting screw makes flow adjustment easy
Four stainless steel paddles included: 1″, 2″, 3″ & 6″ (25, 50, 80, & 150mm)