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1 1/4 MNPT Industrial/Heavy-duty Flow Switch, —

  • Item # 4RC74
  • My Part #
  • Mfr. Model # FS7-4E
  • Catalog Page # 2736
  • UNSPSC # 39121538
Switch,Liquid Flow close

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Web Price $567.00 / each
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  • Shipping Weight 12.0 lbs.
Country of Origin Mexico Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Featuring a sensitivity adjusting screw that eases flow adjustment, this MCDONNELL & MILLER flow switch is designed for hazardous environment applications requiring a NEMA 7 (Class I, Group C or D) or NEMA 9 Class II,
Group E, F, or G) rated flow switch. Model is brass with sealed tube construction and has a magnetic switching mechanism that eliminates the need for bellows. Paddles can be trimmed to meet your application needs

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Technical Specs

  • Item Flow Switch
  • Min. Flow Rate (GPM) 4.8
  • Max. Flow GPM 7.7
  • Connection Size (In.) 1 1/4 MNPT
  • Switch Enclosure NEMA 7,9
  • Min. Ambient Temp. (F) 32
  • Min. Fluid Temp. (F) 32
  • Max. Fluid Temp. (F) 300
  • Max. Pressure (PSI) 300
  • Switch Type Single Pole Double Throw Snap Switch
  • Wetted Materials Brass, S/S, Bronze, PTFE
  • Voltage 120/240
  • Application Large Pipe Applications Including Heating and Hydronic Systems, Air-conditioning, Refrigeration and Process Work, Hazardous Environment Applications
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