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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 2DBLWINDOW BRONZE FLOW IND SS

    2DBLWINDOW BRONZE FLOW IND SS

    DWYER:SFI-300SS-2-I2
    SKU: DWYER:SFI-300SS-2-I2
    $0.00
    Product Availability: Out of stock
    Picture of 1 1/4NPT DBLWINDOW BRNZ FLOWI

    1 1/4NPT DBLWINDOW BRNZ FLOWI

    DWYER:SFI-300-1 1/4-W2
    SKU: DWYER:SFI-300-1 1/4-W2
    $0.00
    Product Availability: Out of stock
    Picture of 1 SS SIGHT FLOW INDICATOR

    1 SS SIGHT FLOW INDICATOR

    DWYER:SFI-360MP-1-S2
    SKU: DWYER:SFI-360MP-1-S2
    $0.00
    Product Availability: Out of stock
    Picture of 1 SFI W/SS SHAFT/FLAPPER

    1 SFI W/SS SHAFT/FLAPPER

    DWYER:SFI-360MP-1-S2-F1
    SKU: DWYER:SFI-360MP-1-S2-F1
    $0.00
    Product Availability: Out of stock
    Picture of SPDT 0-10# DIF#SW FIXDB .5

    SPDT 0-10# DIF#SW FIXDB .5

    DWYER:DPS-7233-153-61
    SKU: DWYER:DPS-7233-153-61
    $0.00
    Product Availability: Out of stock
    Picture of SPDT 0-20# DIF#SW FIXDB .5

    SPDT 0-20# DIF#SW FIXDB .5

    DWYER:DPS-7233-153-62
    SKU: DWYER:DPS-7233-153-62
    $0.00
    Product Availability: Out of stock
    Picture of SPDT 0/30# 120/240V FIXDB 1.5

    SPDT 0/30# 120/240V FIXDB 1.5

    DWYER:DPS-7233-153-64
    SKU: DWYER:DPS-7233-153-64
    $0.00
    Product Availability: Out of stock
    Picture of 0/30# S.S. SPDT DIFF# SWITCH

    0/30# S.S. SPDT DIFF# SWITCH

    DWYER:DPS-7243-153-64E
    SKU: DWYER:DPS-7243-153-64E
    $0.00
    Product Availability: Out of stock
    Picture of 0/80# SS DIFF # SW;6# FIXED DB

    0/80# SS DIFF # SW;6# FIXED DB

    DWYER:DPS-7243-153-65E
    SKU: DWYER:DPS-7243-153-65E
    $0.00
    Product Availability: Out of stock
    Picture of 1/35#,MR,SPDT PRESSURE SWITCH

    1/35#,MR,SPDT PRESSURE SWITCH

    DWYER:DR-31-153L-4
    SKU: DWYER:DR-31-153L-4
    $0.00
    Product Availability: Out of stock
    Picture of 5/150# M/R LOCKOUTHI PRESSSW

    5/150# M/R LOCKOUTHI PRESSSW

    DWYER:DR-31-153L-7
    SKU: DWYER:DR-31-153L-7
    $0.00
    Product Availability: Out of stock
    Picture of MERCOID PRESS SWITCH

    MERCOID PRESS SWITCH

    DWYER:DR-31-156L-1
    SKU: DWYER:DR-31-156L-1
    $0.00
    Product Availability: Out of stock
    Picture of 5/150# SPDT M/R SS # SWITCH

    5/150# SPDT M/R SS # SWITCH

    DWYER:DR-31-156L-7
    SKU: DWYER:DR-31-156L-7
    $0.00
    Product Availability: Out of stock
    Picture of M/R SEMI-AUTO TEMP SWITCH

    M/R SEMI-AUTO TEMP SWITCH

    DWYER:DR-31-3U-6
    SKU: DWYER:DR-31-3U-6
    $0.00
    Product Availability: Out of stock
    Picture of M/R TEMPERATURESWITCH 140-250F

    M/R TEMPERATURESWITCH 140-250F

    DWYER:DR-35-153L-6
    SKU: DWYER:DR-35-153L-6
    $0.00
    Product Availability: Out of stock
    Picture of 250-380F M/R TEMPSWITCH

    250-380F M/R TEMPSWITCH

    DWYER:DR-35-153L-8
    SKU: DWYER:DR-35-153L-8
    $0.00
    Product Availability: Out of stock
    Picture of 5-100# M/R ON INCREASE PRESSWT

    5-100# M/R ON INCREASE PRESSWT

    DWYER:DR-35-156L-6
    SKU: DWYER:DR-35-156L-6
    $0.00
    Product Availability: Out of stock
    Picture of 25-600# SPDT M/R ON # FALL

    25-600# SPDT M/R ON # FALL

    DWYER:DR-7021-153L-10S
    SKU: DWYER:DR-7021-153L-10S
    $0.00
    Product Availability: Out of stock
    Picture of 5/100# SPDT M/R ON # FALL

    5/100# SPDT M/R ON # FALL

    DWYER:DR-7031-153L-6
    SKU: DWYER:DR-7031-153L-6
    $0.00
    Product Availability: Out of stock
    Picture of DA/DS BOURDON TUBE PRESSURE SW

    DA/DS BOURDON TUBE PRESSURE SW

    DWYER:DSW-7233-153-7
    SKU: DWYER:DSW-7233-153-7
    $0.00
    Product Availability: Out of stock
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