We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Image not available
DwyerInline Flowmeters for Air & Compressed Gases

Dwyer Flowmeter 4-30 Scfh Air Range: Acrylic Flowmeter, Scale, Variable Area

The DWYER VFA-6-BV is an acrylic inline flowmeter for air and compressed gases, featuring a scale display and a 4-30 Scfh air range. It includes a flow rate adjustment knob, has an accuracy of +/-5%, and is designed…

SKU 3G-OTH-91346

Also listed as: VFA6BV · VFA 6 BV

Brand
Dwyer
Item
Flowmeter 4-30 Scfh Air Range: Acrylic Flowmeter, Scale, Variable Area
Category
Inline Flowmeters for Air & Compressed Gases
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
VFA-6-BV
Type
Scale, Variable Area, Inline, Vertical, NPT
Accuracy
+/-5%
Display Type
Scale
Seal Material
Buna-N
O-Ring Material
Buna-N
Mounting Orientation
Vertical
Includes Pressure Guage
No
Includes Flow Rate Adjustment Knob
Yes

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The DWYER VFA-6-BV is an acrylic inline flowmeter for air and compressed gases, featuring a scale display and a 4-30 Scfh air range. It includes a flow rate adjustment knob, has an accuracy of +/-5%, and is designed for vertical mounting with Buna-N seals and O-rings.

Frequently Asked Questions

What is the DWYER VFA-6-BV flowmeter used for?

The DWYER VFA-6-BV is an acrylic inline flowmeter designed to measure and adjust the flow rate of air and compressed gases. It is commonly used in industrial pneumatic systems, HVAC applications, and gas monitoring where a 4-30 Scfh air range and vertical mounting are required.

What are the specifications of the DWYER VFA-6-BV?

The DWYER VFA-6-BV has a 4-30 Scfh air range, +/-5% accuracy, and a scale display. It includes a flow rate adjustment knob, Buna-N seals and O-rings, and is designed for vertical mounting with NPT connections. It does not include a pressure gauge.

Where to buy the DWYER VFA-6-BV worldwide?

3G Electric supplies the DWYER VFA-6-BV flowmeter to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this item.

How to install the DWYER VFA-6-BV flowmeter?

Install the DWYER VFA-6-BV vertically with the flow arrow pointing upward. Use NPT fittings and ensure Buna-N seals are properly seated. Avoid overtightening to prevent cracking the acrylic body. Refer to the manufacturer's manual for specific torque and piping guidelines.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
DWYER Flowmeter: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 0.1 scfh – 1 scfh, 120°F (MPN VFA-1-BV)
Dwyer
DWYER Flowmeter: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 0.1 scfh – 1 scfh, 120°F (MPN VFA-1-BV)
Dwyer
Dwyer
DWYER Flowmeter: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 20 scfh – 200 scfh, NPT (MPN VFB-55-SSV)
Dwyer
Dwyer
DWYER Visi Float Flow Meter 6-5 Scfh Air: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical (MPN VFA-3-SSV)
Dwyer
Dwyer
DWYER Flow Meter W/Stainless Valve: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 120°F (MPN VFA-5-SSV)
Dwyer
Dwyer
DWYER Flowmeter Vertical Mount: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 120°F (MPN VFB-85-SSV)

More from Dwyer

View all Dwyer parts
DWYER Flowmeter, Range 4-40 Scfh Air: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, NPT (MPN VFB-52-SSV)
Dwyer
DWYER Flowmeter, Range 4-40 Scfh Air: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, NPT (MPN VFB-52-SSV)
Dwyer
Dwyer
DWYER Flowmeter, Range 2-2 Scfh Air: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, NPT (MPN VFA-2-BV)
Dwyer
Dwyer
DWYER Flowmeter, Range 2-10 Gph Water: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical (MPN VFA-42-BV)
Dwyer
Dwyer
DWYER Flowmeter, Range 6-5 Gpm Water: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, NPT (MPN VFB-86-SSV)
Dwyer
Dwyer
DWYER Flowmeter, Range 2-10 Gph Water: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical (MPN VFA-42-SSV)
Dwyer
Dwyer
DWYER Flowmeter, Range 3-20 Gph Water: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical (MPN VFA-43-SSV)
DWYER Flow Meter Pvc 2 - 20 Gpm: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 120°F (MPN VFC-143)
Dwyer
DWYER Flow Meter Pvc 2 - 20 Gpm: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, 120°F (MPN VFC-143)
Dwyer
Dwyer
DWYER Flowmeter, Range 1-10 Scfh Air: Acrylic Flowmeter, Scale, Variable Area, Inline, Vertical, NPT (MPN VFA-4-BV)