Pressure Products
Gages, Transmitters, Switches, Data Loggers, Controllers, and Monitors for Pressure. Differential pressure, single pressure, manometers, and more from Dwyer Instruments.
Differential Pressure Gages
Series 2000 Magnehelic®
The industry-standard Magnehelic® differential pressure gage. Ranges from 0.25" w.c. to 10 psid.
Series 2000-SP Magnehelic®
Magnehelic® with static pressure capability for HVAC applications.
Series 2-5000 Minihelic®
Compact differential pressure gage for tight spaces.
Series 4000 Capsuhelic®
Capsuhelic® differential pressure gage for higher pressure ranges.
Series AT22000
ATEX-approved Magnehelic® for hazardous locations.
Series PFG2
Plastic face differential pressure gage.
Series PTGD
Differential pressure gage with digital display.
Series DM-1000 Digimag
Digital Magnehelic® with 4-20mA output.
Digital Manometers
Series 477A
Handheld Digital Manometer — Precise Air Pressure Measurement, ±0.1% F.S. Accuracy.
Series 475 Mark III
Mark III Handheld Digital Manometer — Ranges from 1" w.c. to 150 psid, ±0.5% Accuracy.
Series 477
Handheld Digital Manometer — FM Approved Intrinsically Safe, Class 1, Div. 1, Group A, B, C, D, T4.
Series 490
Wet/Wet Handheld Digital Manometer — Liquid & Gas Pressure Measurement, ±0.5% F.S. Accuracy.
Series HM28
Handheld Digital Manometer — High Accuracy (0.2%, 0.1% or 0.05%), Differential, Gage or Absolute.
Series 476A & 478A
Digital Manometer — Single & Dual Pressure Measurement, Electronic Zeroing, ±1.5% Accuracy.
Series HM35
Precision Digital Pressure Manometer — Up to 0.05% Accuracy, Graphical Display, Data Logging.
Photohelic® Gage-Switches
Series 3000 MR Photohelic®
Photohelic® pressure switch/gage — combines DP gage with adjustable high/low switches.
Series A3000 Photohelic®
ATEX-approved Photohelic® for hazardous locations.
Series MP Mini-Photohelic®
Compact Mini-Photohelic® for space-constrained installations.
Digihelic® Digital Gage-Switches
Differential Pressure Switches
Series 1800
Low differential pressure switch for HVAC and filter monitoring.
Series 1900
Compact low DP switch for tight installations.
Series ADPS
Adjustable differential pressure switch.
Mercoid Series DP
Mercoid differential pressure switch for industrial applications.
Differential Pressure Transmitters
Series 616
Differential pressure transmitter, 4-20mA output, various ranges.
Series 629
Wet/wet differential pressure transmitter for liquid applications.
Series MS MagneSense®
MagneSense® differential pressure transmitter with selectable ranges.
Series DM-2000
Digital Magnehelic® transmitter with 4-20mA output.