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Dwyer Pressure Gauge

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The Dwyer A3003 is a low operating pressure differential gauge with switch from the A3000 Photohelic series. It features a diaphragm sensor, ±2% gauge accuracy, and a die cast aluminum housing with 1/8 in NPT female connections. This instrument is used to monitor low differential pressure and provides an adjustable switch for alarm or control at a set point.

Dwyer A3003 Photohelic Low Operating Pressure Differential Gauge with Switch

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Auto reset air pressure switch with adjustable set-point range of 0.2 to 2 in wc. Features standard housing, SPDT contacts, and push-on terminals rated for 250V AC. Used for sensing low air pressure changes in HVAC duct static pressure monitoring, filter clog alarms, and fan status verification.

Dwyer ADPS-03-2-N Adjustable Set-Point Air Pressure Switch

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This differential pressure gauge from Dwyer's Series 2000 features a 4-inch dial and a diaphragm sensor. It has 1/8-inch NPT female connections and a die-cast aluminum housing with IP67 rating. The gauge is suitable for measuring low differential pressure in HVAC, filtration, and process applications. Certificate of calibration not included.

Dwyer Series 2000 Low Operating Pressure Differential Gauge, Model 2301

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Intrinsically safe digital process pressure gauge with a range of 0 to 300 psi and ±0.25% accuracy. Features a bottom-mounted male NPT process connection. Used for precise pressure measurement of gases or liquids in industrial process control, HVAC, and automation systems.

Dwyer DPG-107 Intrinsically Safe Digital Pressure Gauge

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Adjustable set-point air pressure switch with a range of 1.4 in wc to 5.5 in wc. Features a single-pole double-throw (SPDT) output and a 1/8 in NPT sample line connection. Used for monitoring or controlling low-pressure air or non-combustible gas in HVAC, ventilation, and industrial process systems.

Dwyer 1910-5 Adjustable Set-Point Air Pressure Switch

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Adjustable set-point air pressure switch for hazardous locations. Range 0.15 to 0.5 in wc. NEMA-3 enclosure, SPDT contacts, 1/8 in NPT connection. Used for low-pressure monitoring in ventilation, filter, and safety interlock systems.

Dwyer 1950-0-2F Hazardous Location Adjustable Set-Point Air Pressure Switch

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The Dwyer A3000-00 is a single-side differential pressure gauge with switch from the A3000 Photohelic Series. It features a die cast aluminum housing, ±4% gauge accuracy, and 1/8 in NPT female connections. This instrument is used for measuring and controlling low differential air or gas pressure in applications such as HVAC, cleanroom, and industrial ventilation systems.

Dwyer A3000-00 Photohelic Differential Pressure Gauge & Switch

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This adjustable set-point air pressure switch features auto reset and covers a range of 10 psi to 200 psi. It includes a single-pole double-throw (SPDT) switch rated at 120/240V AC, housed in a conduit box with NPT connections. Typical applications include pressure monitoring and control in HVAC systems, pneumatic equipment, and process automation.

Dwyer DA-7031-153-8 Adjustable Set-Point Air Pressure Switch

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Auto reset pressure switch with adjustable set-point range of 1.5 to 5 in wc. SPDT contacts rated for 120 to 480V AC. Housed in a conduit box with NPT connections. Suitable for monitoring or controlling air pressure in HVAC and ventilation systems.

Dwyer 1823-5 Adjustable Set-Point Air Pressure Switch

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This Dwyer Series 2000 differential pressure gauge features a 4-inch dial and a diaphragm sensor for measuring low differential pressure. It has a 1/8-inch NPT female back connection and a die cast aluminum housing with IP67 enclosure rating. Typical applications include monitoring pressure drops across filters, fans, and in HVAC or industrial process systems.

Dwyer Series 2000 Differential Pressure Gauge

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