Dwyer 2205 0-5 PSI 4 in Dial Magnehelic Differential Pressure Gauge

The Dwyer 2205 is a Magnehelic® Series differential pressure gauge with a 0–5 PSI range, featuring a frictionless magnetic helix mechanism that provides reliable, accurate readings without the wear of gears or linkages. The 4-inch dial face is clearly graduated in "LBS. PER SQ. IN." with minor divisions, a red pointer, and two adjustable set-point indicators (black push-button markers), all behind a molded acrylic lens. Process connections are 1/8 in NPT female ports accessible from the back and single side of the die-cast aluminum case, with a maximum static pressure rating of 15 PSIG (100 kPa) and an operating temperature range of 20°F to 140°F (–6°C to 60°C). This unit is new in original OEM clamshell/blister packaging (Dwyer part number confirmed on back label as 2205 / item code 00497370) and carries a Techmaster Electronics calibration label (Cal. date 04/20/2026, ID NAAS021), indicating it was professionally calibrated and is ready for immediate service in HVAC, clean room, filter monitoring, or flow measurement applications.

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