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DwyerInline Flowmeters for Air & Compressed Gases

Dwyer Flowmeter, Range 2-10 Gph Water: Acrylic Flowmeter, Scale, Variable Area

The DWYER Flowmeter (SKU 3G-OTH-91178, MPN VFA-42-SSV) is an inline variable-area acrylic flowmeter for air and compressed gases, with a scale display and a range of 2-10 Gph water. It features a Buna-N seal and…

SKU 3G-OTH-91178

Also listed as: VFA42SSV · VFA 42 SSV

Brand
Dwyer
Item
Flowmeter, Range 2-10 Gph Water: Acrylic Flowmeter, Scale, Variable Area
Category
Inline Flowmeters for Air & Compressed Gases
Available to Order
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Technical specs
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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
VFA-42-SSV
Type
Scale, Variable Area, Inline, Vertical
Accuracy
+/-5%
Display Type
Scale
Seal Material
Buna-N
O-Ring Material
Buna-N
Unit Of Measure
Gallons
Mounting Orientation
Vertical
Range 2-10 Gph Water
Acrylic Flowmeter
Includes Pressure Guage
No
Includes Flow Rate Adjustment Knob
Yes

Technical Documents

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

Product Description

The DWYER Flowmeter (SKU 3G-OTH-91178, MPN VFA-42-SSV) is an inline variable-area acrylic flowmeter for air and compressed gases, with a scale display and a range of 2-10 Gph water. It features a Buna-N seal and O-ring, a flow rate adjustment knob, vertical mounting orientation, and an accuracy of +/-5%.

Frequently Asked Questions

What is the DWYER VFA-42-SSV flowmeter used for?

The DWYER VFA-42-SSV is an inline variable-area acrylic flowmeter designed to measure flow rates of air and compressed gases. It is commonly used in industrial process monitoring, HVAC systems, and water treatment applications where a scale display and vertical mounting are required.

What are the specifications of the DWYER VFA-42-SSV flowmeter?

The DWYER VFA-42-SSV is an acrylic flowmeter with a scale display, range of 2-10 Gph water, accuracy of +/-5%, Buna-N O-ring and seal material, vertical mounting orientation, and a flow rate adjustment knob. It does not include a pressure gauge and measures in gallons.

Where to buy the DWYER VFA-42-SSV flowmeter worldwide?

The DWYER VFA-42-SSV flowmeter is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable sourcing for procurement teams and plant engineers.

How to install the DWYER VFA-42-SSV flowmeter?

Install the DWYER VFA-42-SSV flowmeter in a vertical orientation with the flow direction matching the arrow on the body. Use compatible fittings and ensure the Buna-N seals are properly seated. Avoid overtightening to prevent cracking the acrylic tube. Refer to the manufacturer's manual for detailed guidance.

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 flowmeters for air & compressed gases. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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