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Dwyer Explosion Proof Flow Switch V4-2-U

Dwyer Explosion Proof Flow Switch


The Dwyer Model V4-2-U explosion proof flow switch is a dependable solution for protecting against low flow conditions in pipelines for liquids, gases, and flowing solids.


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QtyModelDescriptionIn StockList PriceInternet Price
V4-2-U EXPLOSIONPROOF FLOW SWITCH 10A SPDT 250VAC In Stock1,107.17885.74


No accessories found
  • Explosion-proof construction
  • Stainless steel vanes
  • Accommodates pipe sizes 1-1/2" and up
  • Magnetically actuated
  • CE, CSA, and UL listed; FM approved
  • 1-1/2" NPT mounting
  • Class I Division 1 Groups C, D;
  • Class II Division 1 Groups E, F, G

Limits:Temperature: -4° to 275℉ (-20° to 135℃)

Operating Pressure:1000 psig (6900 kPa)

Relay Output:SPDT, 10A @ 125/250 VAC

Installation:Within 5 degrees of vertical

Area:Explosion proof Class I, Division 1, Group C, D; Class II, Division 1, Groups E,F,G

Dimensions:13-1/2" (34.3 cm) overall length; 6-3/4" (17.1 cm) top of cover to bottom of threads

Weight:4.5 lb (2.0 Kg)

Approvals:UL File #E31755, CSA, CE, FM

Warranty:1 year


Download Additional Data

document   V4-2-U Catalog Page
document   V4 2 U Installation manual