Flow Switches

In stock

PFS-QD-1/6/C

Harwil Q-1 Inline Flow Switch, 0.12 to 8 GPM, 1/2 in NPT, 300 psig

Harwil Q-1 Inline Flow Switch Low flow, high precision. The Harwil Q-1 is an inline flow switch covering...

Inline Flow Switches Harwil Corporation

From $285.70 $527.22

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In stock

PFS-Q-10VCR/18/SPDT/XX

Harwil Q-10N / Q-10VCR Flow Switch, 0.7 to 1025 GPM, 1 in to 16 in Pipe

Harwil Q-10N and Q-10VCR Flow Switch One body, enormous range. The Harwil Q-10N (Noryl) and Q-10VCR (Fortron) run...

Inline Flow Switches Harwil Corporation

From $103.20 $319.04

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In stock

PFS-Q-12CR/6"/6S/SPDT/4

Harwil Q-12N / Q-12CR Flow Switch, 0.7 to 590 GPM, 1/2 in NPT, 200 psig

Harwil Q-12N and Q-12CR Flow Switch Miniature body, serious range. The Harwil Q-12N (Noryl) and Q-12CR (Fortron) are...

Inline Flow Switches Harwil Corporation

From $77.30 $253.11

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In stock

PFS-QD-4E/4/C

Harwil Q-4E Inline Flow Switch, 4 to 70 GPM, 1 in NPT, 300 psig

Harwil Q-4E Inline Flow Switch Wide range, particle tolerant. The Harwil Q-4E is an inline flow switch covering...

Inline Flow Switches Harwil Corporation

From $240.90 $661.07

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In stock

PFS-Q-8DS/3/10566/C

Harwil Q-8DS Flow Switch, 5 to 80 GPM, 1 in NPT Side Port, SPDT 15 Amp

Harwil Q-8DS Flow Switch Protects the heater. The Harwil Q-8DS senses low flow independent of pressure or temperature...

Inline Flow Switches Harwil Corporation

From $99.30 $199.00

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In stock

PFS-Q-8CR/3/3/C

Harwil Q-8N / Q-8CR Flow Switch, 8 to 1900 GPM, 1 in to 10 in Pipe

Harwil Q-8N and Q-8CR Flow Switch Built for dirty water. The Harwil Q-8N (Noryl) and Q-8CR (Fortron) cover...

Inline Flow Switches Harwil Corporation

From $185.16 $389.38

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