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    Dwyer

    Perhaps most well-known is our Magnehelic gage, which has been an industry standard since its introduction in 1953.

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    Picture of 0-40 CAPSU-PHOTOHELIC GAUGE

    0-40 CAPSU-PHOTOHELIC GAUGE

    DWYER:43040
    SKU: DWYER:43040
    $0.00
    Product Availability: Out of stock
    Picture of 0-50 CAPSU-PHOTOHELIC GAUGE

    0-50 CAPSU-PHOTOHELIC GAUGE

    DWYER:43050
    SKU: DWYER:43050
    $0.00
    Product Availability: Out of stock
    Picture of 0-200CAPSU-PHOTOHELIC GAUGE

    0-200CAPSU-PHOTOHELIC GAUGE

    DWYER:43200
    SKU: DWYER:43200
    $0.00
    Product Availability: Out of stock
    Picture of 0-.5 PHOTOHELIC GUAGE

    0-.5 PHOTOHELIC GUAGE

    DWYER:43000-0
    SKU: DWYER:43000-0
    $0.00
    Product Availability: Out of stock
    Picture of 30X40 RECT DUCT AIRFLW STATION

    30X40 RECT DUCT AIRFLW STATION

    DWYER:FLST-R30X44
    SKU: DWYER:FLST-R30X44
    $0.00
    Product Availability: Out of stock
    Picture of 34X34 RECT DUCT AIRFLOWSTATION

    34X34 RECT DUCT AIRFLOWSTATION

    DWYER:FLST-R34X34
    SKU: DWYER:FLST-R34X34
    $0.00
    Product Availability: Out of stock
    Picture of 38R-R06WA12-210081-R03 - VALVE

    38R-R06WA12-210081-R03 - VALVE

    DWYER:38RR06WA12210081R0
    SKU: DWYER:38RR06WA12210081R0
    $0.00
    Product Availability: Out of stock
    Picture of 0-5# PHOTOHELIC GAUGE/SWITCH

    0-5# PHOTOHELIC GAUGE/SWITCH

    DWYER:43205
    SKU: DWYER:43205
    $0.00
    Product Availability: Out of stock
    Picture of 0-20.00WC 10#MAX HNDHLDDIGMAN

    0-20.00WC 10#MAX HNDHLDDIGMAN

    DWYER:475-1-FM-NIST
    SKU: DWYER:475-1-FM-NIST
    $0.00
    Product Availability: Out of stock
    Picture of 0-20WC MANOMETER AIR VELOCITY

    0-20WC MANOMETER AIR VELOCITY

    DWYER:475-3-FM-AV
    SKU: DWYER:475-3-FM-AV
    $0.00
    Product Availability: Out of stock
    Picture of 0-200WC MANOMETER W/CALIB CER

    0-200WC MANOMETER W/CALIB CER

    DWYER:475-3-FM-NIST
    SKU: DWYER:475-3-FM-NIST
    $0.00
    Product Availability: Out of stock
    Picture of PHOTOHELIC # SWTCH 0-.25 UL/CS

    PHOTOHELIC # SWTCH 0-.25 UL/CS

    DWYER:A3000-00-LT
    SKU: DWYER:A3000-00-LT
    $0.00
    Product Availability: Out of stock
    Picture of PHOTOHELIC W/ 24V RELAY 0-1WC

    PHOTOHELIC W/ 24V RELAY 0-1WC

    DWYER:A3001-24VAC
    SKU: DWYER:A3001-24VAC
    $0.00
    Product Availability: Out of stock
    Picture of 0-1WC LOWTEMP PRES SWT/GAGE

    0-1WC LOWTEMP PRES SWT/GAGE

    DWYER:A3001-LT
    SKU: DWYER:A3001-LT
    $0.00
    Product Availability: Out of stock
    Picture of PHOTOHELIC 0-1WC W/LOW TEMP

    PHOTOHELIC 0-1WC W/LOW TEMP

    DWYER:A3001-TAMP-LT
    SKU: DWYER:A3001-TAMP-LT
    $0.00
    Product Availability: Out of stock
    Picture of 0-2WC LOWTEMP PRES SWT/GAGE

    0-2WC LOWTEMP PRES SWT/GAGE

    DWYER:A3002-LT
    SKU: DWYER:A3002-LT
    $0.00
    Product Availability: Out of stock
    Picture of 0/2 PHOTOHELIC W/REMOTERELAY

    0/2 PHOTOHELIC W/REMOTERELAY

    DWYER:A3002-RMR
    SKU: DWYER:A3002-RMR
    $0.00
    Product Availability: Out of stock
    Picture of CO2/TEMP TRANS WALL MNT

    CO2/TEMP TRANS WALL MNT

    DWYER:CDT-2N4N
    SKU: DWYER:CDT-2N4N
    $0.00
    Product Availability: Out of stock
    Picture of 5000PPM PROP OUTPUT TRANSMITT

    5000PPM PROP OUTPUT TRANSMITT

    DWYER:CDT-5N40-LCD
    SKU: DWYER:CDT-5N40-LCD
    $0.00
    Product Availability: Out of stock
    Picture of 5000PPM WALLMNT CO2 NO BUTTONS

    5000PPM WALLMNT CO2 NO BUTTONS

    DWYER:CDT-5N40-NBC
    SKU: DWYER:CDT-5N40-NBC
    $0.00
    Product Availability: Out of stock
    Picture of LVL TRANSMITTER 1 1/4 4/20MA

    LVL TRANSMITTER 1 1/4 4/20MA

    DWYER:CLT-CS2F1-5-2-9
    SKU: DWYER:CLT-CS2F1-5-2-9
    $0.00
    Product Availability: Out of stock
    Picture of PRESS.TRANS.250IN W.C. RANGE

    PRESS.TRANS.250IN W.C. RANGE

    DWYER:DM-2002-LCD
    SKU: DWYER:DM-2002-LCD
    $0.00
    Product Availability: Out of stock
    Picture of .5WC DIF PRES TRANSMITTER

    .5WC DIF PRES TRANSMITTER

    DWYER:DM-2003
    SKU: DWYER:DM-2003
    $0.00
    Product Availability: Out of stock
    Picture of .5WC DIFPRESTRNSMTR W/NISTCAL

    .5WC DIFPRESTRNSMTR W/NISTCAL

    DWYER:DM-2003-NIST
    SKU: DWYER:DM-2003-NIST
    $0.00
    Product Availability: Out of stock
    Picture of PRESSURE TRANSMTR W/LCD

    PRESSURE TRANSMTR W/LCD

    DWYER:DM-2013-LCD
    SKU: DWYER:DM-2013-LCD
    $0.00
    Product Availability: Out of stock
    Picture of DIFFERENTIAL PRESSURE TRANS

    DIFFERENTIAL PRESSURE TRANS

    DWYER:DM-2101-LCD
    SKU: DWYER:DM-2101-LCD
    $0.00
    Product Availability: Out of stock
    Picture of DPA-33-3-62

    DPA-33-3-62

    DWYER:DPA-33-3-62
    SKU: DWYER:DPA-33-3-62
    $0.00
    Product Availability: Out of stock
    Picture of 0-30#DIF PRES SW.-MERCURY

    0-30#DIF PRES SW.-MERCURY

    DWYER:DPA-33-3-64
    SKU: DWYER:DPA-33-3-64
    $0.00
    Product Availability: Out of stock
    Picture of CRF2 CAPACITIVE TRANSMITTER

    CRF2 CAPACITIVE TRANSMITTER

    DWYER:CRF2-WR01T-048
    SKU: DWYER:CRF2-WR01T-048
    $0.00
    Product Availability: Out of stock
    Picture of 1000# DIGITAL GAUGE

    1000# DIGITAL GAUGE

    DWYER:DPG-009-NIST
    SKU: DWYER:DPG-009-NIST
    $0.00
    Product Availability: Out of stock
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