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Dwyer Static pressure tap stainless steel A-493 - Measurement
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Dwyer Static pressure tap stainless steel A-493

Dwyer static pressure tap A-493 measures airflow in ducts and plenums using a 203 mm stainless steel 304 probe with 3/16" tubing connection. Serves HVAC and industrial ventilation systems requiring accurate pressure…

SKU 3G-CBM-02384

Also listed as: A 493 · A-493

Brand
Dwyer
Item
Static pressure tap stainless steel A-493
Part Number
A493
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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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
A493
type
8 inch static pressure tap
model
A-493
connection
3/16" tubing ID
dimensions mm
203
material probe
stainless steel 304
material flange
stainless steel 430
material fitting
stainless steel 303

Technical Documents

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

Product Description

Dwyer static pressure tap A-493 measures airflow in ducts and plenums using a 203 mm stainless steel 304 probe with 3/16" tubing connection. Serves HVAC and industrial ventilation systems requiring accurate pressure sampling.

Frequently Asked Questions

Where can I buy the Dwyer A-493 static pressure tap worldwide?

3G Electric is an authorized Dwyer distributor. Order the A-493 online or request a quote. We handle logistics and customs worldwide; lead time on request.

What is the probe length and connection size of the Dwyer A-493?

The A-493 features a 203 mm stainless steel 304 probe with a 3/16" tubing ID connection, designed for duct and plenum mounting in HVAC systems.

What materials are used in the Dwyer A-493 construction?

The A-493 uses stainless steel 304 for the probe, SS430 for the flange, and SS303 for the fitting, ensuring durability in corrosive HVAC and ventilation environments.

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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