Series V10 Flotect Mini-Size Flow Switch

Brand: Dwyer Instruments, LLC

The Series V10 Flotect® Mini-Size Flow Switches is designed to provide inexpensive, reliable monitoring of the presence or absence of flow in a system.

This series is available for field installation in pipelines from 1/2" to 2" diameter and available in brass or 303 SS body.
  • Magnetically actuated switching design gives superior performance with rugged, hermetically sealed reed switch
  • Simple field switch adjustment allows user to toggle between Normally Open (NO) or Normally Closed (NC) with no change in the electrical connection
  • Switch housing is located outside the process media, allowing simple switch changeover or maintenance without interruption of process flow
  • Full size, field trimmable stainless steel vane provided with removable template calibrated for brass or ductile iron reducing tees with forged steel straight tee/bushing


Approvals & Certifications

  • CE
  • CSA
  • UR

Electrical Connectors

  • 18 AWG, 19” (483 mm) Long, PVC Jacket. Rated 105° C (221° F)

Electrical Rating

  • 0.5 A at 120 Vac, 1.5 A at 24 Vdc Resistive, 0.001 A at 200 Vdc Resistive

Enclosure, Body Material

  • 316 Stainless Steel
  • Brass
  • Nylon

Environmental Protection

  • IP66
  • NEMA 4X
  • Weatherproof

Flow Rate

  • 2.3 to 50.2 gpm (8.7 to 1422 LPM)


  • Compatible Gases
  • Compatible Liquids

NPT Connection

  • 1/2” NPT Male

Pipe Size

  • 1/2” to 2”

Pressure Range

  • psig: 1000 to 2000 (kPa: 6,900 to 13,800, bar: 69 to 138)

Sensor Orientation

  • Horizontal

Switch Type

  • SPST

Temperature Range

  • 93° C (200° F)

Wetted Materials

  • 301 Stainless Steel
  • Ceramic

  • Proving Flow in Boilers, Hot Water Heaters, and Chillers
  • Protects Pumps, Motors and Other Equipment Against Low or No Flow
  • Automatically Starts Auxiliary Pumps and Engines
show more