Dwyer

Known for industry staples like Magnehelic® differential pressure gauges, digital manometers, airflow measurement tools, and pressure transmitters, Dwyer products make it easier for technicians to verify airflow, track filter performance, and diagnose system issues quickly and accurately.

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Showing 49–96 of 161 resultsSorted by popularity

Plastic Flow Meter, 1″ NPT, 3–30 GPM / 11–113 LPM Range

Dwyer

SKU: HFPC-3-4
$417.38
MSRP: $479.99
You save 15%
Dwyer HFPC-3-4 Plastic Flow Meter, 1" NPT, 3–30 GPM / 11–113 LPM quantity
Vertical Level Switch, 316 SS Stem & Float, 1/8″ NPT, 300°F, 450 PSIG

Dwyer

SKU: F7-SS2
$94.41
MSRP: $108.57
You save 15%
Dwyer F7-SS2 Vertical Level Switch, 316 SS Stem & Float, 1/8" NPT, 300°F, 450 PSIG quantity
Differential Pressure Switch, 0.08–1.20″ w.c., SPDT, NEMA 3

Dwyer

SKU: EDPS-08-2-N
$46.09
MSRP: $53.00
You save 15%
Dwyer EDPS-08-2-N Differential Pressure Switch, 0.08–1.20" w.c., SPDT, NEMA 3 quantity
0-100 PSI Digital Pressure Gauge

Dwyer

SKU: DPGA-08
$167.80
MSRP: $192.97
You save 15%
Dwyer DPGA-08 0-100 PSI Digital Pressure Gauge quantity
Digihelic Differential Pressure Controller, 0-25″ w.c.

Dwyer

SKU: DHII-008
$1,181.13
MSRP: $1,358.30
You save 15%
Dwyer DHII-008 Digihelic Differential Pressure Controller, 0-25" w.c. quantity
2.5″ w.c. Differential Pressure Control

Dwyer

SKU: DHC-006
$637.85
MSRP: $733.53
You save 15%
Dwyer DHC-006 2.5"wc Differential Pressure Control quantity
Bourdon Tube Pressure Switch, 10-300 Psig, SPDT, 1/4″ Male NPT

Dwyer

SKU: DA-7031-153-9
$1,187.33
MSRP: $1,365.43
You save 15%
Dwyer DA-7031-153-9 Bourdon Tube Pressure Switch, 10-300 Psig, SPDT quantity
Current / Voltage Signal Generator

Dwyer

SKU: CSG
$341.89
MSRP: $393.17
You save 15%
Dwyer CSG Current / Voltage Signal Generator quantity
CO2 Transmitter, 0-2000 ppm, Wall Mount, 4-20 mA/0-5 or 10 Vdc, LCD

Dwyer

SKU: CDT-2N40-LCD
$326.01
MSRP: $374.91
You save 15%
Dwyer CDT-2N40-LCD CO2/Temperature Transmitter, 0-2000 ppm, Wall Mount, LCD quantity
CO2 Transmitter, Duct Mount

Dwyer

SKU: CDT-2D40
$294.75
MSRP: $338.96
You save 15%
Dwyer CDT-2D40 CO2 Transmitter, Duct Mount quantity
1.0A Solid Core Current Switch

Dwyer

SKU: CCS-131100
$36.59
MSRP: $42.08
You save 15%
Dwyer CCS-131100 1.0A Solid Core Current Switch quantity
Adjustable Differential Pressure Switch, .2″–2″ W.C., 1/2″ NPT

Dwyer

SKU: ADPS-03-1-N
$35.36
MSRP: $40.66
You save 15%
Dwyer ADPS-03-1-N Adjustable Differential Pressure Switch, .2"-2" W.C., 1/2" NPT quantity
Pressure Switch, Adjustable 1.1–3 PSI Range

Dwyer

SKU: A6-251221
$39.39
MSRP: $45.30
You save 15%
Dwyer A6-251221 Pressure Switch, Adjustable 1.1–3 PSI Range quantity
Photohelic Pressure Switch/Gage, 0-10.0″ W.C., 4″ Dial Face

Dwyer

SKU: A3010
$784.69
MSRP: $902.39
You save 15%
Dwyer A3010 Photohelic Pressure Switch/Gage, 0-10.0" W.C., 1/8" FNPT quantity
Photohelic Pressure Switch/Gage, 0-2.0″ W.C., 1/8″ FNPT, 4″ Dial

Dwyer

SKU: A3002
$784.69
MSRP: $902.39
You save 15%
Dwyer A3002 Photohelic Pressure Switch/Gage, 0-2.0" W.C., 1/8" FNPT, 4" Dial quantity
Static Pressure Tip, 8″ Straight with Mounting Flange

Dwyer

SKU: A-493
$14.78
MSRP: $17.00
You save 15%
Dwyer A-493 Static Pressure Tip, 8" Straight with Mounting Flange quantity
Static Pressure Tip, 4″ Straight with Mounting Flange

Dwyer

SKU: A-489
$14.12
MSRP: $16.24
You save 15%
Dwyer A-489 Static Pressure Tip, 4" Straight with Mounting Flange quantity
Space Pressure Sensor, Flush Mount

Dwyer

SKU: A-465
$27.03
MSRP: $31.08
You save 15%
Dwyer A-465 Space Pressure Sensor, Flush Mount quantity
Outside Static Pressure Sensor, NEMA 4X Enclosure

Dwyer

SKU: A-420A
$48.04
MSRP: $55.25
You save 15%
Dwyer A-420A Outside Static Pressure Sensor, NEMA 4X quantity
Static Pressure Pickup Plate, Model A-418A

Dwyer

SKU: A-418A
$24.39
MSRP: $28.05
You save 15%
Dwyer A-418A Static Pressure Pickup Plate quantity
Mounting Bracket for Magnehelic Differential Pressure Gage

Dwyer

SKU: A-369
$28.48
MSRP: $32.75
You save 15%
Dwyer A-369 Bracket For Magnehelic Gage quantity
Aspirator Bulb for Accurate Air Sampling

Dwyer

SKU: A-350
$35.90
MSRP: $41.29
You save 15%
Dwyer A-350 Aspirator Bulb quantity
Filter Vent Plug for Pressure and Flow Applications

Dwyer

SKU: A-331
$23.83
MSRP: $27.40
You save 15%
Dwyer A-331 Filter Vent Plug quantity
6″ Hook Style Static Tip Assembly for Air Velocity Measurement

Dwyer

SKU: A-302F-B
$25.03
MSRP: $28.78
You save 15%
Dwyer A-302F-B 6" Hook Style Static Tip Assembly | SKU: A-302F-B quantity
Pressure Snubber, 1/4″, Brass

Dwyer

SKU: A-251
$29.05
MSRP: $33.41
You save 15%
Dwyer A-251 Pressure Snubber, 1/4", Brass quantity
Pressure Transmitter, 0–50 Psid, NEMA 4X, 4–20 mA Output

Dwyer

SKU: 629C04CHP2E5S1
$541.61
MSRP: $622.85
You save 15%
Dwyer 629C04CHP2E5S1 Pressure Transmitter, 0–50 Psid, NEMA 4X, 4–20 mA quantity
Differential Pressure Transmitter, 0–50 Psid, NEMA 4X, 4–20 mA

Dwyer

SKU: 629C-04-CHP2E5S13V
$741.41
MSRP: $852.62
You save 15%
Dwyer 629C-04-CHP2E5S13V Differential Pressure Transmitter, 0–50 Psid quantity
Pressure Transmitter, 0–25 Psid, NEMA 4X, 4–20 mA Output

Dwyer

SKU: 629C-03-CH-P2-E5S1
$541.61
MSRP: $622.85
You save 15%
Dwyer 629C-03-CH-P2-E5S1 Pressure Transmitter, 0–25 Psid, NEMA 4X, 4–20 mA quantity
Differential Pressure Transmitter, 0-40″ w.c., 4-20mA Output

Dwyer

SKU: 616KD-A-08
$240.69
MSRP: $276.79
You save 15%
Dwyer 616KD-A-08 Differential Pressure Transmitter, 0-40" w.c. quantity
Differential Pressure Transmitter, 0-2″ w.c., 4-20mA Output

Dwyer

SKU: 616KD-01
$131.45
MSRP: $151.17
You save 15%
Dwyer 616KD-01 Differential Pressure Transmitter, 0-2" w.c., 4-20mA quantity
Differential Pressure Indicating Transmitter, 0–3.0″ w.c.

Dwyer

SKU: 605-3
$550.28
MSRP: $632.82
You save 15%
Dwyer 605-3 Differential Pressure Indicating Transmitter, 0–3.0" w.c. quantity
Air Flow Switch, Adjustable 400–1600 FPM, SS Vane, SPDT

Dwyer

SKU: 530
$164.46
MSRP: $189.13
You save 15%
Dwyer 530 Air Flow Switch, Adjustable 400–1600 FPM, SS Vane, SPDT quantity
0-100 PSI Digital Manometer Kit with Accessories

Dwyer

SKU: 490A-4-HKIT
$3,329.39
MSRP: $3,828.80
You save 15%
Dwyer 490A-4-HKIT 0-100 PSI Digital Manometer Kit quantity
Swing Vane Vaneometer, 25 to 400 FPM Range

Dwyer

SKU: 480
$62.70
MSRP: $72.11
You save 15%
Read more
Intrinsically Safe Handheld Digital Manometer, 0-200″ w.c.

Dwyer

SKU: 475-3-FM
$357.34
MSRP: $410.94
You save 15%
Dwyer 475-3-FM Handheld Digital Manometer, Intrinsically Safe, 0-200" w.c. quantity
Handheld Digital Manometer, Intrinsically Safe, 0-40″ w.c.

Dwyer

SKU: 475-2-FM
$357.34
MSRP: $410.94
You save 15%
Dwyer 475-2-FM Handheld Digital Manometer, Intrinsically Safe, 0-40" w.c. quantity
Magnehelic Differential Pressure Gage, 2-0-2″ w.c. Zero Center Range

Dwyer

SKU: 2304
$114.70
MSRP: $131.91
You save 15%
Dwyer 2304 Magnehelic Differential Pressure Gage, 2-0-2" w.c. Zero Center quantity
Magnehelic Differential Pressure Gage, 0-4.0″ w.c., 4″ Dial

Dwyer

SKU: 2004
$101.21
MSRP: $116.39
You save 15%
Dwyer 2004 Magnehelic Differential Pressure Gage, 0-4.0" w.c., 4" Dial quantity
Magnehelic Differential Pressure Gage, Dual Scale Air Velocity

Dwyer

SKU: 2001AV
$110.33
MSRP: $126.88
You save 15%
Dwyer 2001AV Magnehelic Differential Pressure Gage, Dual Scale Air Velocity quantity
Magnehelic Diff. Pressure Gage, .05-0-.2″ w.c., 4″ Dial

Dwyer

SKU: 2000-00N
$120.44
MSRP: $138.51
You save 15%
Read more
Magnehelic Differential Pressure Gage, 0–0.25″ w.c., 4″ Dial

Dwyer

SKU: 2000-00
$112.54
MSRP: $129.42
You save 15%
Dwyer 2000-00 Magnehelic Differential Pressure Gage, 0–0.25" w.c. quantity
Magnehelic Differential Pressure Gage, 0–0.50″ w.c. Range

Dwyer

SKU: 2000-0
$97.34
MSRP: $111.94
You save 15%
Dwyer 2000-0 Magnehelic Differential Pressure Gage, 0–0.50" w.c. quantity
Gas Pressure Switch, 1.4–5.5″ w.c., SPDT, NPT Connection

Dwyer

SKU: 1996-5
$205.41
MSRP: $236.22
You save 15%
Dwyer 1996-5 Gas Pressure Switch, 1.4–5.5" w.c., SPDT, NPT quantity
Differential Pressure Switch, Explosion Proof, SPDT, 3–11″ w.c.

Dwyer

SKU: 1950-10-2F
$414.94
MSRP: $477.18
You save 15%
Dwyer 1950-10-2F Differential Pressure Switch, Explosion Proof, SPDT, 3–11" w.c. quantity
Explosion Proof Differential Pressure Switch, .15 to .50″w.c. Range

Dwyer

SKU: 1950-0-2F
$414.94
MSRP: $477.18
You save 15%
Dwyer 1950-0-2F Explosion Proof Differential Pressure Switch, .15-.50"w.c. quantity
Low Differential Pressure Switch, SPDT, Without Conduit

Dwyer

SKU: 1911-00
$110.73
MSRP: $127.34
You save 15%
Dwyer 1911-00 Low Differential Pressure Switch, SPDT, Without Conduit quantity
Low Differential Pressure Switch, 0.4–1.6″ w.c., Manual Reset

Dwyer

SKU: 1900-1MR
$145.79
MSRP: $167.66
You save 15%
Dwyer 1900-1MR Low Differential Pressure Switch, 0.4–1.6" w.c., Manual Reset quantity
Low Differential Pressure Switch, 2.5″–9″ w.c., Manual Reset

Dwyer

SKU: 1831-1-RA-S
$230.55
MSRP: $265.13
You save 15%
Dwyer 1831-1-RA-S Low Differential Pressure Switch, 2.5"–9" w.c., Manual Reset quantity