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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 .3-1W.C. SPDT DIFF.PRESSURESW

    .3-1W.C. SPDT DIFF.PRESSURESW

    DWYER:DR-7035-153L-6
    SKU: DWYER:DR-7035-153L-6
    $0.00
    Product Availability: Out of stock
    Picture of 10-300# SPDT M/R ON # FALL

    10-300# SPDT M/R ON # FALL

    DWYER:DR-7041-153L-9E
    SKU: DWYER:DR-7041-153L-9E
    $0.00
    Product Availability: Out of stock
    Picture of 10-300# SPDT M/R ON # RISE

    10-300# SPDT M/R ON # RISE

    DWYER:DR-7041-153U-9E
    SKU: DWYER:DR-7041-153U-9E
    $0.00
    Product Availability: Out of stock
    Picture of 10-150# M/R ON # FALL DPDT SWT

    10-150# M/R ON # FALL DPDT SWT

    DWYER:DR-7041-804L-24E
    SKU: DWYER:DR-7041-804L-24E
    $0.00
    Product Availability: Out of stock
    Picture of 1/8-20# FM APPROV M/R ON FALL

    1/8-20# FM APPROV M/R ON FALL

    DWYER:DRF-31-156L-3A
    SKU: DWYER:DRF-31-156L-3A
    $0.00
    Product Availability: Out of stock
    Picture of 1/8#/20# M/R PRESSURE SW

    1/8#/20# M/R PRESSURE SW

    DWYER:DRF-31-156U-3A
    SKU: DWYER:DRF-31-156U-3A
    $0.00
    Product Availability: Out of stock
    Picture of GAS PRESSURE SWITCH, 10-200

    GAS PRESSURE SWITCH, 10-200

    DWYER:DRF-31-2L-8
    SKU: DWYER:DRF-31-2L-8
    $0.00
    Product Availability: Out of stock
    Picture of HIGH PRESSURE GAS SWITCH

    HIGH PRESSURE GAS SWITCH

    DWYER:DRF-31-3L-1
    SKU: DWYER:DRF-31-3L-1
    $0.00
    Product Availability: Out of stock
    Picture of LOW PRESSURE GAS SWITCH

    LOW PRESSURE GAS SWITCH

    DWYER:DRF-31-3U-1
    SKU: DWYER:DRF-31-3U-1
    $0.00
    Product Availability: Out of stock
    Picture of 0-400# SPDT MERC PREESURE SW

    0-400# SPDT MERC PREESURE SW

    DWYER:DRF-41-153U-21E
    SKU: DWYER:DRF-41-153U-21E
    $0.00
    Product Availability: Out of stock
    Picture of 1-35#XPFPRSW SPDT M/RONDECR FM

    1-35#XPFPRSW SPDT M/RONDECR FM

    DWYER:DRF-7031-153L-4
    SKU: DWYER:DRF-7031-153L-4
    $0.00
    Product Availability: Out of stock
    Picture of 0-15# M/R EXPPRF SPDT PRESSWT

    0-15# M/R EXPPRF SPDT PRESSWT

    DWYER:DRH-7031-153L-1
    SKU: DWYER:DRH-7031-153L-1
    $0.00
    Product Availability: Out of stock
    Picture of 1/8-15# SPDT M/R#FALL WEATHPRF

    1/8-15# SPDT M/R#FALL WEATHPRF

    DWYER:DRW-7033-153L-1
    SKU: DWYER:DRW-7033-153L-1
    $0.00
    Product Availability: Out of stock
    Picture of 1-35# SPDT WEATHERPRF M/R # SW

    1-35# SPDT WEATHERPRF M/R # SW

    DWYER:DRW-7033-153L-4
    SKU: DWYER:DRW-7033-153L-4
    $0.00
    Product Availability: Out of stock
    Picture of 2/60# SPDT WEATHERPRF M/R # SW

    2/60# SPDT WEATHERPRF M/R # SW

    DWYER:DRW-7033-153L-5
    SKU: DWYER:DRW-7033-153L-5
    $0.00
    Product Availability: Out of stock
    Picture of FLOW SWITCH

    FLOW SWITCH

    DWYER:P5-2
    SKU: DWYER:P5-2
    $0.00
    Product Availability: Out of stock
    Picture of PVC SHUTTLEFLWSWTCH 2GPM 1IPS

    PVC SHUTTLEFLWSWTCH 2GPM 1IPS

    DWYER:P5-3
    SKU: DWYER:P5-3
    $0.00
    Product Availability: Out of stock
    Picture of DIFF PRESS TRANSMITTER W/COMM

    DIFF PRESS TRANSMITTER W/COMM

    DWYER:MSX-N23-IN-COM
    SKU: DWYER:MSX-N23-IN-COM
    $0.00
    Product Availability: Out of stock
    Picture of DIFF # SWTCH; .20-1.0

    DIFF # SWTCH; .20-1.0

    DWYER:1639-1
    SKU: DWYER:1639-1
    $0.00
    Product Availability: Out of stock
    Picture of 0/.5 LOW TEMP. HOR. CAL. GAGE

    0/.5 LOW TEMP. HOR. CAL. GAGE

    DWYER:2000-0-LT-HC
    SKU: DWYER:2000-0-LT-HC
    $0.00
    Product Availability: Out of stock
    Picture of PSYCHROMETRIC SLIDE CHART

    PSYCHROMETRIC SLIDE CHART

    DWYER:A-530
    SKU: DWYER:A-530
    $0.00
    Product Availability: Out of stock
    Picture of 40-350# 9-64 SPDT 403SS SWITCH

    40-350# 9-64 SPDT 403SS SWITCH

    DWYER:DAF-21-153-9AS
    SKU: DWYER:DAF-21-153-9AS
    $0.00
    Product Availability: Out of stock
    Picture of SNAP SWITCH SPDT 5-75# FM APPR

    SNAP SWITCH SPDT 5-75# FM APPR

    DWYER:DAF-7081-153-23K
    SKU: DWYER:DAF-7081-153-23K
    $0.00
    Product Availability: Out of stock
    Picture of 10/300# SPDT # SW; FM APPROVED

    10/300# SPDT # SW; FM APPROVED

    DWYER:DAF-7081-153-9K
    SKU: DWYER:DAF-7081-153-9K
    $0.00
    Product Availability: Out of stock
    Picture of 50-150 SPDT TEMP SWITCH

    50-150 SPDT TEMP SWITCH

    DWYER:DAH-35-153-4N
    SKU: DWYER:DAH-35-153-4N
    $0.00
    Product Availability: Out of stock
    Picture of XPRF TEMP SWITCH 100-200F

    XPRF TEMP SWITCH 100-200F

    DWYER:DAH-35-153-5N
    SKU: DWYER:DAH-35-153-5N
    $0.00
    Product Availability: Out of stock
    Picture of XPRF TEMP SWITCH 250-415F

    XPRF TEMP SWITCH 250-415F

    DWYER:DAH-35-153-8N
    SKU: DWYER:DAH-35-153-8N
    $0.00
    Product Availability: Out of stock
    Picture of XPRF TEMP SWITCH 140-250F

    XPRF TEMP SWITCH 140-250F

    DWYER:DAH-435-4122-7N
    SKU: DWYER:DAH-435-4122-7N
    $0.00
    Product Availability: Out of stock
    Picture of SPDT 1 304SS LIQ LEVEL SWITCH

    SPDT 1 304SS LIQ LEVEL SWITCH

    DWYER:L6EPS-S-S-3-C-AT
    SKU: DWYER:L6EPS-S-S-3-C-AT
    $0.00
    Product Availability: Out of stock
    Picture of 9-51 NC SPST MERCURY SWITCH

    9-51 NC SPST MERCURY SWITCH

    DWYER:123XLW-2
    SKU: DWYER:123XLW-2
    $0.00
    Product Availability: Out of stock
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