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

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Dwyer Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female - Low Operating Pressure Differential Gauges with Switch
DwyerLow Operating Pressure Differential Gauges with Switch

Dwyer Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female

The Dwyer A3000 Photohelic Series A3025 is a low operating pressure differential gauge with switch, featuring a single-side design and a diaphragm sensor. It has a gauge accuracy of ±2% and a die cast aluminum…

SKU 3G-OTH-175318

Brand
Dwyer
Item
Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female
Category
Low Operating Pressure Differential Gauges with Switch
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

Dwyer
Manufacturer Part Number
A3025
Series
A3000 Photohelic
Type
±2% Gauge Accuracy
NPT Female
1/8 in
Sensor Type
Diaphragm
Gauge Accuracy
±2%
Housing Material
Die Cast Aluminum
Certificate of Calibration
Not Included
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

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

Product Description

The Dwyer A3000 Photohelic Series A3025 is a low operating pressure differential gauge with switch, featuring a single-side design and a diaphragm sensor. It has a gauge accuracy of ±2% and a die cast aluminum housing, with 1/8 in NPT female connections. A certificate of calibration is not included with this model.

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 low operating pressure differential gauges with switch. 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
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3002). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3002). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3050). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3050). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3100). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3100). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3301). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3301). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3215). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3215). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3001AV). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3001AV). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.

More from Dwyer

View all Dwyer parts →
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3005). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3005). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±3% Gauge Accuracy (MPN A3000-0). Key specifications — Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±3% Gauge Accuracy (MPN A3000-0). Key specifications — Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±3%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3001). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3001). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3003). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3003). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Pressure Switch/Gage Range 0-5 Wc: Back/Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN 3005MR). Key specifications — Series: 3000MR; Gauge Accuracy: ±2%.
Dwyer
DWYER Pressure Switch/Gage Range 0-5 Wc: Back/Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN 3005MR). Key specifications — Series: 3000MR; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3210). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3210). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3010). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±2% Gauge Accuracy (MPN A3010). Key specifications — Sensor Type: Diaphragm; Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±2%.
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±4% Gauge Accuracy (MPN A3000-00). Key specifications — Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±4%.
Dwyer
DWYER Differential Pressure Gauge & Switch: Single-Side, 1/8 in NPT Female, ±4% Gauge Accuracy (MPN A3000-00). Key specifications — Series: A3000 Photohelic; Housing Material: Die Cast Aluminum; Certificate of Calibration: Not Included; Gauge Accuracy: ±4%.