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

The DWYER Liquid Flow Switch: Paddle (SKU 3G-OTH-88859) is an inline hazardous-location switch for liquids, designed for pipe sizes of 3/8 in. It features a contact rating of 5 A @ 125/250V AC and 18 A (Inductive) @…

SKU 3G-OTH-88859

Also listed as: V6EPBBS1B · V6EPB B S 1 B

Brand
Dwyer
Item
Liquid Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Brass
Category
Inline Hazardous-Location Switches for Liquids
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dwyer
Manufacturer Part Number
V6EPB-B-S-1-B
Type
1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Brass, NPT
NPT
1/2 in
For Pipe Size
3/8 in
Contact Rating (AC)
5 A @ 125/250V
Contact Rating (DC)
18 A (Inductive) @ 30V (CSA, ATEX and IECEx Models)
Hazardous Location Rating
Class II, Div 1 and 2, Group E, F, G

Technical Documents

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

Product Description

The DWYER Liquid Flow Switch: Paddle (SKU 3G-OTH-88859) is an inline hazardous-location switch for liquids, designed for pipe sizes of 3/8 in. It features a contact rating of 5 A @ 125/250V AC and 18 A (Inductive) @ 30V DC for CSA, ATEX and IECEx models. This brass switch with 1/2 in NPT connection carries a Hazardous Location Rating of Class II, Div 1 and 2, Group E, F, G.

Frequently Asked Questions

What is the DWYER V6EPB-B-S-1-B liquid flow switch used for?

The DWYER V6EPB-B-S-1-B is a paddle-type liquid flow switch designed to detect flow or no-flow conditions in hazardous locations. It is suitable for pipe sizes of 3/8 in and is rated for Class II, Div 1 and 2, Group E, F, G environments, making it ideal for industrial processes involving combustible dusts.

What are the specifications of the DWYER V6EPB-B-S-1-B flow switch?

The DWYER V6EPB-B-S-1-B has a contact rating of 5 A @ 125/250V AC and 18 A (Inductive) @ 30V DC for CSA, ATEX and IECEx models. It features a 1/2 in NPT connection, a brass body, and a hazardous location rating of Class II, Div 1 and 2, Group E, F, G. The for pipe size is 3/8 in.

Where to buy the DWYER V6EPB-B-S-1-B flow switch worldwide?

You can source the DWYER V6EPB-B-S-1-B flow switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time; we provide this Dwyer product to customers across multiple industries.

How to install the DWYER V6EPB-B-S-1-B paddle flow switch?

Install the DWYER V6EPB-B-S-1-B by mounting it inline with the pipe using the 1/2 in NPT connection. Ensure the paddle is correctly sized for the 3/8 in pipe to avoid obstruction. Follow standard hazardous-location wiring practices for the 5 A @ 125/250V AC or 18 A @ 30V DC contacts. Always consult the manufacturer's manual for specific torque and clearance requirements.

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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