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DwyerMeasurement

Dwyer Portable pressure tap for hose A-303

Dwyer portable pressure tap for hose A-303 features a 304 stainless steel sensor with fluted fitting for 3/16" tubing ID, available in three sizes: 101 mm, 152 mm, and 203 mm. Ideal for temporary pressure measurement…

SKU 3G-CBM-02411

Also listed as: A 303 · A-303

Brand
Dwyer
Item
Portable pressure tap for hose A-303
Part Number
A303
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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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
A303
materials
304 stainless steel sensor, 303 stainless steel flange fitting, 430 stainless steel flange
connection
Fluted fitting for 3/16" tubing ID
dimensions
101 mm, 152 mm, 203 mm

Technical Documents

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

Product Description

Dwyer portable pressure tap for hose A-303 features a 304 stainless steel sensor with fluted fitting for 3/16" tubing ID, available in three sizes: 101 mm, 152 mm, and 203 mm. Ideal for temporary pressure measurement in industrial fluid systems.

Frequently Asked Questions

What is the Dwyer A-303 portable pressure tap used for?

The Dwyer A-303 portable pressure tap is used for temporary static pressure measurement in industrial fluid systems, such as detecting pressure drop across air filters and cooling coils. It connects to differential pressure switches and transmitters, and is suitable for air velocities up to 1500 PPM.

What are the specifications of the Dwyer A-303 pressure tap?

The Dwyer A-303 features a 304 stainless steel sensor, 303 stainless steel fluted fitting for 3/16" tubing ID, and 430 stainless steel flange. It is available in three sizes: 101 mm, 152 mm, and 203 mm. The flange includes an integral rubber gasket and two screws for easy duct mounting.

Where to buy the Dwyer A-303 pressure tap in Singapore?

You can source the Dwyer A-303 portable pressure tap through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Dwyer measurement product.

How to install the Dwyer A-303 pressure tap?

Install the Dwyer A-303 by mounting the flange with its integral rubber gasket and two screws onto the duct. Connect the fluted fitting to 3/16" ID tubing. For accurate static pressure readings, position the sensor away from duct walls to minimize turbulence effects, as recommended by Dwyer.

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
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Dwyer Products

3G Electric supplies Dwyer measurement. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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