Dwyer Instruments
Dwyer stands as a premier manufacturer, crafting a diverse array of precision instruments. From pressure gauges to flow meters, level switches, and temperature sensors, Dwyer’s offerings span a broad spectrum of industrial needs. With over 85 years of seasoned expertise, Dwyer has cemented its position as a trusted provider of high-quality, dependable instrumentation across multiple sectors. Industries such as HVAC, food and beverage, chemical, and pharmaceutical rely on Dwyer’s products for their durability, user-friendly design, and cost-effectiveness.
Showing 25–48 of 223 results, including child brands
Dwyer Series 1996 Gas Pressure Switch
Compact, Low Cost, Range 1.4 to 20″ w.c.
Dwyer Series 1213 Gas Pressure Manometer
The “Tube in a Tube” Direct Reading Manometer
Dwyer Series 1640 Floating Contact Null Switch
Visual Set Point Adjustment, Adjustable Null Zone
Dwyer Series DMF Digital Mass Flow Controller
Programmable, RS485 Interface, Up To 500 psig, ±1% Accuracy
Dwyer Series AP Diaphragm Operated Pressure Switch
Visible Setpoint Adjustment, Compact Pressure Switch
Dwyer Series SDF Saddle Fittings
Secures TBS, IPFS, IEFS Flow Sensors to 3 to 12″ Pipe
Dwyer Series 1211/1212 Slack Tube® Manometers
Safety Traps to Prevent Loss of Fluid
Dwyer Series SA1100 Diaphragm Operated Pressure Switches
Diaphragm Operated Pressure Switches Weatherproof and Explosion-proof
Dwyer Series OP Orifice Plate Flowmeter
Stainless Steel for Use with Compatible Liquids and Gases
Dwyer Series WWDP Differential Pressure Transmitter
Selectable Ranges of Uni-Directional or Bi-Directional, Selectable Outputs Differential Pressure Transmitter
Dwyer Series 672 Low Pressure Transducer
Single Pressure Connection, Ranges Down to 10 in w.c.
Dwyer Series AVUL Air Velocity Transmitter
3% and 5% Models
Dwyer DSGT Digital Indicating Transmitter
±0.25% Full Scale Accuracy, Optional Switch Outputs
Dwyer Series ISDP Intrinsically Safe Differential Pressure Transmitter
Differential Pressure Transmitter for Hazardous Zone Pressure and Flow Applications
Dwyer Series 677B Differential Pressure Transmitter
NEMA 4 Enclosure with Integral Mounting Bracket
Dwyer Series 477B Handheld Digital Manometer
Precise Air Pressure Measurement, ±0.1% F.S. Accuracy
Dwyer Series V4 Flotect® Vane-Operated Flow Switch
Field Adjustable Flow Switch
Dwyer Series 1630 Large Diaphragm Pressure Switches
Visual Set Point Adjustment in 5 Standard Ranges, 0.05″ to 12″ w.c. Repetitive Accuracy within ±1%
Dwyer Series A7 Mini Pressure Switch
Designed for OEM’s, High Current Capacity
Dwyer Series A6 Durable Pressure Switch
Simple, Reliable, Adjustable Set Point and Deadband
Dwyer Series RMV Rate-Master® Dial-Type Flowmeters
Brass Body, Three Ranges to 20 GPM Water, Shatterproof Construction
Dwyer Series HM35 Precision Digital Pressure Manometer
Up to 0.05% Accuracy, Graphical Display, Data Logging Capability
Dwyer Series AT23000MR/3000MRS Photohelic® Switch/Gage
3000MR or 3000MRS Series in Explosion-Proof Enclosures Switch/Gage
Dwyer Series AT3A3000 ATEX/IECEx Approved Photohelic® Switch/Gages
Photohelic® Switch/Gages in Flame-Proof Enclosures
