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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 A3301 is a low operating pressure differential gauge with switch, featuring a diaphragm sensor and ±2% gauge accuracy. Housed in die cast aluminum with 1/8 in NPT female connections…

SKU 3G-OTH-175306

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

Dwyer
Manufacturer Part Number
A3301
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

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

Product Description

The Dwyer A3000 Photohelic Series A3301 is a low operating pressure differential gauge with switch, featuring a diaphragm sensor and ±2% gauge accuracy. Housed in die cast aluminum with 1/8 in NPT female connections, this single-side instrument does not include a certificate of calibration.

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.

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