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McDonnell Miller Series FS8-W General Purpose Water-Tight Liquid Flow Paddle Switches

McDonnell Miller
General Purpose Water-Tight Liquid Flow Paddle Switches
Series FS8-W

• For general purpose applications with environmental exposure, or those requiring a water-tight, dust tight, or a NEMA 4X rated flow switch

• 1” NPT
• Sealed Monel bellows
• Single pole, double throw snap switch
• Four stainless steel paddles included - 1”, 2”, 3” and 6” (25, 50, 80 and 150mm)
• 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 160 psi (11.3 kg/cm2)
• Replacement for NEMA 4X-style flow switches from Potter/Taco, Watts, Penn and other manufacturers

• 1” NPT
• Sealed Monel bellows
• Single pole, double throw snap switch
• Four stainless steel paddles included - 1”, 2”, 3” and 6” (25, 50, 80 and 150mm)
• 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 160 psi (11.3 kg/cm2)
• Replacement for NEMA 4X-style flow switches from Potter/Taco, Watts, Penn and other manufacturers

Select a link under the "item" tab below to order.

ItemPart NumberDescriptionWeight Ibs.(kg)
FS8- W120601General purpose flow switch w/NEMA 4X enclosure2.0 ( 0.9)
FS8- WJ120602FS8-W connections2.0 ( 0.9)
FS8- WG120603FS8-W w/gold plated switch contacts2.0 ( 0.9)
FS8- WG- SL120604FS8-W w/gold plated switch contacts, sealed leads2.0 ( 0.9)
FS8- WZ120605FS8-W w/ANSI terminal connections2.0 ( 0.9)
FS8- WJA120751FS8-WJ w/adjusting indicator2.3 ( 1.0)
FS8- WJA- E120752FS8-WJA- CE conformance rated2.3 ( 1.0)
Motor Switch Rating (Amperes)
Voltage Full Load Locked Rotor Pilot Duty
120 VAC 7.4 44.4 125 VA at 120 or 240 VAC 50 or 60 cycles
240 VAC 3.7 22.2 125 VA at 120 or 240 VAC 50 or 60 cycles