SMC PF3W740-N04-A-M 3-Color Digital Flow Siwtch For Water MSRP: Now: $521.00 Was: PF3W7, Digital Water Flow Sensor, 2-Screen 3-Color Display, IP65, 0.5-250 LpmPF3W is a digital flow sensor that constantly monitors water or coolant flow. PF3W refreshes the design and operating... PF3W740-N04-A-M
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