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Dwyer Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Stainless Steel - Inline Hazardous-Location Switches for Liquids
DwyerInline Hazardous-Location Switches for Liquids

Dwyer Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Stainless Steel

The DWYER Liquid Flow Switch: Paddle (SKU 55EH30) is an inline hazardous-location switch for liquids, designed for pipe sizes of 1/4 in. It carries a hazardous location rating of Class I, Div 1 and 2, Group A, B, C…

SKU 3G-OTH-89921

Brand
Dwyer
Item
Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Stainless Steel
Category
Inline Hazardous-Location Switches for Liquids
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Technical Specifications

Dwyer
Manufacturer Part Number
V6EPS-S-D-4-S
Type
1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Stainless Steel, NPT
For Pipe Size
1/4 in
Contact Rating (AC)
5 A @ 125/250V
Contact Rating (DC)
35 A (Inductive) @ 30V (CSA, ATEX and IECEx Models)
Hazardous Location Rating
Class I, Div 1 and 2, Group A, B, C, D
View Full Spec Sheet

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER Liquid Flow Switch: Paddle (SKU 55EH30) is an inline hazardous-location switch for liquids, designed for pipe sizes of 1/4 in. It carries a hazardous location rating of Class I, Div 1 and 2, Group A, B, C, D, with AC contact ratings of 5 A @ 125/250V and DC contact ratings of 35 A (Inductive) @ 30V (CSA, ATEX and IECEx Models). This switch is suitable for use in environments requiring explosion-proof protection.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer inline hazardous-location switches for liquids. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DWYER Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Stainless Steel, NPT (MPN V6EPS-S-D-2-S). Key specifications — Brand: DWYER; Contact Rating (DC): 5 A Resistive @ 30V (CSA, ATEX and IECEx Models); For Pipe Size: 2 in; Hazardous Location Rating: Class II, Div 1 and 2, Group E, F, G; Contact Rating (AC): 5 A @ 125/250V.
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DWYER Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Brass, 1 1/4 in NPT, NPT (MPN V6EPB-B-S-4-MI). Key specifications — Brand: DWYER; Contact Rating (DC): 25 A (Inductive) @ 30V (CSA, ATEX and IECEx Models); For Pipe Size: 1/4 in; Hazardous Location Rating: Class I, Div 1 and 2, Group A, B, C, D; Contact Rating (AC): 5 A @ 125/250V.
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