Differential Pressure Instruments

The ideal replacement for the tried & true Dwyer Magnehelic. Designed to fit the same panel hole as the Magnehelic but a fully featured digital version powered by a 9V battery. Select View more/Buy now to select ranges and update prices.

The 2" Murphy differential pressure swichgage is a combination gauge and switch for alarm and/or shutdown of equipment when pre-set limits are reached.

The 2" Murphy differential pressure swichgage is a combination gauge and switch for alarm and/or shutdown of equipment when pre-set limits are reached.

Digital version of Dwyer's popular Magneghelic Differential Pressure Gauge. This model is ex stock but other ranges from the brochure can be ordered by following the enquiry link.

High Accuracy Differential Pressure Meter with logging facility and infra-red output to optional printer. Can display readings in 7 different pressure units. Supplied with hose and protective pouch.

Range -16 to 16 kPa (-2 to 2 psi)
IP40 - Suitable for use in dry environments.

High Accuracy Differential Pressure Meter with logging facility and infra-red output to optional printer. Can display readings in 7 different pressure units. Supplied with hose and protective pouch. IP40 - Suitable for use in dry environments.
Range -40 to 40 kPa (-5 to 5 psi)

High Accuracy Differential Pressure Meter with logging facility and infra-red output to optional printer. Can display readings in 7 different pressure units. Supplied with hose and protective pouch. IP40 - Suitable for use in dry environments.
Range -100 to 100 kPa (-30 to 30 psi)

High Accuracy Differential Pressure Meter with logging facility and infra-red output to optional printer. Can display readings in 7 different pressure units. Supplied with hose and protective pouch.

Range -2 to 2 bar (-30 to 30 psi) IP40 - Suitable for use in dry environments.

High Accuracy Differential Pressure Meter with logging facility and infra-red output to optional printer. Can display readings in 7 different pressure units. Supplied with hose and protective pouch.

Range -8 to 8 kPa (-1 to 1 psi)
IP40 - Suitable for use in dry environments.

Dwyer® Mark II M-700PA moulded plastic manometer. 3% accuracy for stationary & portable applications.

The ideal replacement for the tried & true Dwyer Magnehelic. Designed to fit the same panel hole a the Magnehelic but a fully featured digital version powered by a 9V battery.

Dwyer Magnehelic Series 2000 Center Zero differential pressure gauges are accurate to ±2 % of full scale. Ideal for applications where both Pressure and Vacuum are present.
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Digital version of Dwyer 605 series. Mounts in same size cutout as standard Magnehelic gauge with the added advantage od 4 to 20 mA output signal.
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Dwyer Series ADPS HVAC Differential Pressure Switch.
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Dwyer Series 1800 low differential pressure switches for general industrial service. For use only with AIR or Compatible gases.
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This easy to use pressure meter has a simple two button operation and includes an integral magnet for hands free operation.

The 2" Murphy differential pressure swichgage is a combination gauge and switch for alarm and/or shutdown of equipment when pre-set limits are reached.
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The MS2 Magnesense Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. User selectable ranges & outputs.
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Dwyer Magnehelic Series 2000 differential pressure gauges are accurate to ±2 % of full scale. Dual Scale Ranges from 60 Pa to 15 kPa. (0.25 to 60 in wc)
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Dwyer Magnehelic Series 2000 differential pressure gauges are accurate to ±2 % of full scale. Single Scale Ranges listed from 1 to 30 kPa. For other ranges send us an inquiry.

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Dwyer Magnehelic Series 2000 differential pressure gauges are accurate to ±2 % of full scale. Single Scale Ranges listed from 60 to 750 Pa. For other ranges send us an inquiry.
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Dwyer Series 1900 low differential pressure switches for general industrial service. For use only with AIR or Compatible gases.
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