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Dwyer

Dwyer

  • Dwyer 2040C Magnehelic Differential Pressure Gauge – front face showing 0-40 inches of water dial with equipment identification and calibration labels Dwyer 2040C Magnehelic Gauge – rear housing view showing cast metal back, brass pressure port fitting, and mounting details

    Dwyer 2040C Magnehelic Differential Pressure Gauge 0-40 in WC 15 PSIG 140°F

    Dwyer

    $44.60
    Was: $120.00
    Dwyer 2040C Magnehelic Differential Pressure Gauge 0-40 in WC 15 PSIG 140°F Analog differential pressure gauge designed to measure pressure differences in HVAC systems, industrial processes, and...
    46390
    SKU:
    46390
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    2.00 LBS
    Brand:
    Dwyer
    Model:
    2040C
    MPN:
    2040C
    Type:
    Magnehelic Differential Pressure Gauge
    SKU:
    46390
    Measurement Range:
    0-40 Inches of Water Column (in WC)
    Max Pressure:
    15 PSIG
    Max Temperature:
    140°F
    Min Temperature:
    30°F
    Scale:
    Inches of Water (in WC)
    Display Type:
    Analog Dial / Pointer
    Measurement Type:
    Differential Pressure
    Form Factor:
    Panel Mount / Surface Mount
    Country/Region of Manufacture:
    United States
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Gauge only; pulled from working environment, inspected.
    Review Status:
    Auto-Approved (needs review) 2026-07-04
    Condition Notes:
    Dwyer 2040C Magnehelic Differential Pressure Gauge in good used condition. Pulled from a working environment. Dial face clean and legible, pointer intact. Housing shows light surface wear. Please view photos and contact us with questions.
    $44.60
    Was: $120.00
  • Dwyer 2008 Magnehelic differential pressure gauge front view showing 0-8 inches of water scale and red caution label Dwyer 2008 Magnehelic gauge rear/back view showing plastic housing, mounting tabs, and two brass barbed pressure ports

    Dwyer 2008 Magnehelic Differential Pressure Gauge 0-8 In WC 15 PSIG 140°F

    Dwyer

    $31.70
    Was: $92.00
    Dwyer 2008 Magnehelic Differential Pressure Gauge 0-8 In WC 15 PSIG 140°F Analog differential pressure gauge measuring pressure differences across filters, ducts, and clean room environments...
    46392
    SKU:
    46392
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    2.00 LBS
    Brand:
    Dwyer
    Model:
    2008
    MPN:
    2008
    Type:
    Magnehelic Differential Pressure Gauge
    SKU:
    46392
    Pressure Range:
    0–8 Inches of Water Column (In WC)
    Max Pressure:
    15 PSIG
    Max Temperature:
    140°F
    Min Temperature:
    20°F
    Scale:
    Inches of Water
    Gauge Type:
    Magnehelic (Diaphragm)
    Display Type:
    Analog Dial
    Connection Type:
    Barbed Hose Fittings (High and Low Ports)
    Form Factor:
    Panel / Surface Mount, Round
    Country/Region of Manufacture:
    United States
    Seller Notes:
    Gauge only; pulled from a working environment.
    Condition:
    Used – Pulled from Working Environment
    Application:
    HVAC, Clean Room, Filter Monitoring, Duct Pressure
    Review Status:
    Auto-Approved (needs review) 2026-07-04
    Condition Notes:
    Dwyer 2008 Magnehelic Differential Pressure Gauge in good used condition. Pulled from a working environment. Dial is clean and legible, pointer moves freely, brass ports intact. Normal wear. Please contact us with any questions.
    $31.70
    Was: $92.00
  • Dwyer A3060 Photohelic Pressure Switch Gauge – front face view showing 0-60 inches of water scale and red pointer Dwyer A3060 Photohelic Pressure Switch – face-on view showing Dwyer logo, zero knob, and indicator dots

    Dwyer A3060 Photohelic Pressure Switch Gauge 0-60 In Water 25 PSIG 120VAC

    Dwyer

    $63.00
    Was: $115.00
    Dwyer A3060 Photohelic Pressure Switch Gauge 0-60 In Water 25 PSIG 120VAC A 3-in-1 pressure switch/gauge combining analog dial readout with hi/lo limit switching function. Measures air and...
    47040
    SKU:
    47040
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    7.00 LBS
    Brand:
    Dwyer
    Model:
    A3060
    MPN:
    A3060
    Series:
    A3000 Photohelic
    Type:
    Photohelic Pressure Switch/Gauge (3-in-1)
    SKU:
    47040
    Measurement Range:
    0-60 Inches of Water (in. WG)
    Max Pressure:
    25 PSIG (170 kPa)
    Max Temperature:
    120°F (48°C)
    Min Temperature:
    20°F (-6°C)
    Power Supply:
    120 VAC, 50/60 Hz, 6 Watts
    Contact Rating:
    10A @ 28 VDC, 120/240 VAC; 1/3 HP @ 120/240 VAC
    Circuit:
    HH
    Enclosure Type:
    Type 2
    Switch Type:
    Hi/Lo Limit Photohelic
    Measurement Medium:
    Air / Non-Combustible Gases
    Certifications:
    UL Listed, CSA, CE
    Seller Notes:
    Unit only; pulled from working environment. Lead wires visible at rear.
    Country/Region of Manufacture:
    United States
    Condition:
    Used – Pulled from Working Environment
    Form Factor:
    Panel Mount / Flush Mount
    Review Status:
    Auto-Approved (needs review) 2026-07-04
    Condition Notes:
    Dwyer A3060 Photohelic Pressure Switch Gauge inspected, in good used condition. Pulled from working environment. Dial face clean and legible, housing shows light field wear. Brass port intact, lead wires present.
    $63.00
    Was: $115.00
  • Dwyer 3060MR Photohelic Differential Pressure Gauge front face showing 0-60 In H2O dial and Dwyer knobs Dwyer 3060MR Photohelic Gauge rear view showing multi-pin electrical connector and black housing

    Dwyer 3060MR Photohelic Differential Pressure Gauge 0-60 In H2O 25 PSIG

    Dwyer

    $31.90
    Was: $90.00
    Dwyer 3060MR Photohelic Differential Pressure Gauge 0-60 In H2O 25 PSIG Panel-mount differential pressure gauge for measuring pressure differential across filters and other system components...
    47038
    SKU:
    47038
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    2.00 LBS
    Brand:
    Dwyer
    Model:
    3060MR
    MPN:
    3060MR
    Type:
    Photohelic Differential Pressure Gauge
    SKU:
    47038
    Measurement Range:
    0-60 Inches of Water (In H2O)
    Max Pressure:
    25 PSIG (170 kPa)
    Max Temperature:
    120°F (48°C)
    Min Temperature:
    20°F (-6°C)
    Scale Units:
    Inches of Water (In H2O)
    Set Points:
    High and Low adjustable setpoints
    Connection:
    Rear multi-pin electrical connector
    Seller Notes:
    Gauge only; no additional accessories included.
    Country/Region of Manufacture:
    United States
    Condition:
    Used – Inspected and in Good Condition
    Application:
    HVAC, filter monitoring, clean room, industrial process
    Form Factor:
    Panel Mount / Round Gauge
    Review Status:
    Auto-Approved (needs review) 2026-07-04
    Condition Notes:
    Dwyer 3060MR Photohelic Differential Pressure Gauge. Inspected and in good condition. Dial face clean and legible, knobs and setpoint pointers intact, rear housing shows normal wear from prior use.
    $31.90
    Was: $90.00