Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area - Inline Flowmeters for Air & Compressed Gases
HEDLANDInline Flowmeters for Air & Compressed Gases

HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area

The HEDLAND Mechanical Flowmeter is an inline variable-area flowmeter for air and compressed gases, featuring a scale display and universal mounting orientation. It offers +/-2% accuracy, uses Viton O-ring and seal…

SKU 3G-OTH-90944

Brand
HEDLAND
Item
Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area
Category
Inline Flowmeters for Air & Compressed Gases
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

HEDLAND
Manufacturer Part Number
H671A-025
Type
Scale, Variable Area, Inline, Universal
Accuracy
+/-2%
Display Type
Scale
Seal Material
Viton
O-Ring Material
Viton
Unit Of Measure
Liters
Mounting Orientation
Universal
Includes Pressure Guage
No
Includes Flow Rate Adjustment Knob
No
View Full Spec Sheet

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

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

Product Description

The HEDLAND Mechanical Flowmeter is an inline variable-area flowmeter for air and compressed gases, featuring a scale display and universal mounting orientation. It offers +/-2% accuracy, uses Viton O-ring and seal materials, and measures flow in liters. This model (MPN H671A-025) does not include a pressure gauge or flow rate adjustment knob.

Frequently Asked Questions

What is the HEDLAND H671A-025 mechanical flowmeter used for?

The HEDLAND H671A-025 is an inline variable-area flowmeter designed to measure the flow rate of air and compressed gases. It is commonly used in industrial pneumatic systems, compressed air distribution networks, and gas monitoring applications where a reliable, mechanical scale display is preferred.

What are the specifications of the HEDLAND H671A-025 flowmeter?

The HEDLAND H671A-025 flowmeter features a scale display, +/-2% accuracy, and measures flow in liters. It uses Viton O-ring and seal materials, offers universal mounting orientation, and does not include a pressure gauge or flow rate adjustment knob. The manufacturer part number is H671A-025.

Where to buy the HEDLAND H671A-025 flowmeter worldwide?

You can source the HEDLAND H671A-025 flowmeter through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine HEDLAND flowmeters to industrial buyers globally.

How to install the HEDLAND H671A-025 flowmeter?

Install the HEDLAND H671A-025 flowmeter inline in a straight pipe run, ensuring the flow direction arrow matches the gas flow. Use compatible fittings and avoid overtightening. The universal mounting orientation allows vertical or horizontal placement. Refer to the manufacturer's manual for specific torque and piping guidelines.

Used in

Common applications for HEDLAND
Hydraulic system flow monitoring — HEDLAND H620 series mechanical flow meters for water and oil
Cooling water circuit flow verification — HEDLAND H621 series inline flow meters with scale display
Compressed air flow measurement in pneumatic networks — HEDLAND variable-area flow meters
Lubrication oil flow monitoring in industrial machinery — HEDLAND H705B series with Viton seals
Process water flow indication in chemical plants — HEDLAND flow meters with remote output (H615 series)
Hydraulic test stand flow measurement — HEDLAND H628 series meters for gallons per minute readings

HEDLAND Products

3G Electric supplies HEDLAND 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 →

Similar products

Matched by specification & description
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-016). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-016). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-028). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-028). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-004). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-004). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-010). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-010). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-007). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.
HEDLAND
HEDLAND Mechanical Flowmeter: Flow Meter, Scale, Variable Area, Inline, Universal, Gallons/Liters (MPN H625-007). Key specifications — Display Type: Scale; O-Ring Material: Buna-N; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-5%.

More from HEDLAND

View all HEDLAND parts →
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-030). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-7%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-030). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-7%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H771A-250). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H771A-250). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-005). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-7%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-005). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-7%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H671A-050). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H671A-050). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H671A-100). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H671A-100). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Gallons; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H771A-100). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H771A-100). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-2%.
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-020). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-7%.
HEDLAND
HEDLAND Mechanical Flowmeter: Air and Compressed Gas Meter, Scale, Variable Area, Inline, Universal (MPN H271A-020). Key specifications — Display Type: Scale; O-Ring Material: Viton; Includes Flow Rate Adjustment Knob: No; Includes Pressure Guage: No; Mounting Orientation: Universal; Unit Of Measure: Liters; Brand: HEDLAND; Accuracy: +/-7%.