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Dwyer Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Brass, 1 1/4 in NPT - Insertion-Style Hazardous-Location Switches for Liquids
DwyerInsertion-Style Hazardous-Location Switches for Liquids

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

The DWYER V6EPB-B-S-4-B is an insertion-style hazardous-location paddle flow switch for liquids, designed for pipe sizes of 1/4 in. It features a brass body with a 1 1/4 in NPT connection and SPDT switching, rated…

SKU 3G-OTH-88461

Also listed as: V6EPBBS4B · V6EPB B S 4 B

Brand
Dwyer
Item
Flow Switch: Paddle, 1/2 in/1/4 in/2 in/3/8 in For Pipe Size, Brass, 1 1/4 in NPT
Category
Insertion-Style Hazardous-Location Switches for Liquids
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

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

Technical Documents

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

Product Description

The DWYER V6EPB-B-S-4-B is an insertion-style hazardous-location paddle flow switch for liquids, designed for pipe sizes of 1/4 in. It features a brass body with a 1 1/4 in NPT connection and SPDT switching, rated for AC contacts at 5 A @ 125/250V and DC contacts at 3 A (Inductive) @ 30V on CSA, ATEX, and IECEx models. This switch carries a hazardous location rating of Class I, Div 1 and 2, Group A, B, C, D.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DWYER V6EPB-B-S-4-B paddle flow switch used for?

The DWYER V6EPB-B-S-4-B is an insertion-style paddle flow switch designed to detect liquid flow in hazardous locations. It is commonly used in industrial processes, oil and gas, and chemical plants where Class I, Div 1 and 2, Group A, B, C, D environments exist. The switch activates an SPDT contact when flow rises or falls below a set point.

What are the specifications of the DWYER V6EPB-B-S-4-B flow switch?

The DWYER V6EPB-B-S-4-B has a brass body with a 1 1/4 in NPT connection and is for pipe sizes of 1/4 in. Its AC contact rating is 5 A @ 125/250V, and its DC contact rating is 3 A (Inductive) @ 30V on CSA, ATEX, and IECEx models. It carries a hazardous location rating of Class I, Div 1 and 2, Group A, B, C, D.

Where to buy the DWYER V6EPB-B-S-4-B flow switch worldwide?

You can source the DWYER V6EPB-B-S-4-B paddle flow switch worldwide through 3G Electric, a global industrial equipment distributor established in 1990. 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact them for availability and lead time on this hazardous-location switch.

How to install the DWYER V6EPB-B-S-4-B paddle flow switch?

Install the DWYER V6EPB-B-S-4-B by inserting the paddle into the pipe through a 1 1/4 in NPT fitting. Ensure the flow direction matches the arrow on the body. For hazardous locations, follow local codes and use approved conduit seals. Adjust the set point by rotating the adjustment screw. Always de-energize the circuit before wiring the SPDT contacts.

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 insertion-style 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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