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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 1/2 120V 2W SS BALL VALVE

    1/2 120V 2W SS BALL VALVE

    DWYER:WE01-CMI01-C
    SKU: DWYER:WE01-CMI01-C
    $0.00
    Product Availability: Out of stock
    Picture of 3/4 120V 2POS S.S. BALL VALVE

    3/4 120V 2POS S.S. BALL VALVE

    DWYER:WE01-DTD01-A
    SKU: DWYER:WE01-DTD01-A
    $0.00
    Product Availability: Out of stock
    Picture of 1 110VAC 2W SS NPT BALL VALVE

    1 110VAC 2W SS NPT BALL VALVE

    DWYER:WE01-ETD01-A
    SKU: DWYER:WE01-ETD01-A
    $0.00
    Product Availability: Out of stock
    Picture of 8 BTFLY,2 POS,110V,LUG,PTFE

    8 BTFLY,2 POS,110V,LUG,PTFE

    DWYER:WE20-GTD05-LP-A
    SKU: DWYER:WE20-GTD05-LP-A
    $0.00
    Product Availability: Out of stock
    Picture of 10 LUG 110V MOD BTRFLY VALVE

    10 LUG 110V MOD BTRFLY VALVE

    DWYER:WE20-HMD06-LE-A
    SKU: DWYER:WE20-HMD06-LE-A
    $0.00
    Product Availability: Out of stock
    Picture of 3 WAY SOLENOID VALVE 2POS 120V

    3 WAY SOLENOID VALVE 2POS 120V

    DWYER:WE31-DTD01-T2-A
    SKU: DWYER:WE31-DTD01-T2-A
    $0.00
    Product Availability: Out of stock
    Picture of 0-3 MAGNEHELIC HIGH ACCURACY

    0-3 MAGNEHELIC HIGH ACCURACY

    DWYER:2003-HA
    SKU: DWYER:2003-HA
    $0.00
    Product Availability: Out of stock
    Picture of 2W 1 1/2NPT PUSH-TO-CLOSE

    2W 1 1/2NPT PUSH-TO-CLOSE

    DWYER:2004VA32-231
    SKU: DWYER:2004VA32-231
    $0.00
    Product Availability: Out of stock
    Picture of DIFF PRESS GAGE 0-5 W.C.

    DIFF PRESS GAGE 0-5 W.C.

    DWYER:2005-HA
    SKU: DWYER:2005-HA
    $0.00
    Product Availability: Out of stock
    Picture of 0/.5WC PHOTOHELIC # SW/GAGE

    0/.5WC PHOTOHELIC # SW/GAGE

    DWYER:3000-0
    SKU: DWYER:3000-0
    $0.00
    Product Availability: Out of stock
    Picture of 0-2 PHOTOHELIC SWITCH/GAGE SS

    0-2 PHOTOHELIC SWITCH/GAGE SS

    DWYER:3002MR-SS
    SKU: DWYER:3002MR-SS
    $0.00
    Product Availability: Out of stock
    Picture of 2 3W 3/15# PNEU CNTL VALVE

    2 3W 3/15# PNEU CNTL VALVE

    DWYER:3005WA32-231
    SKU: DWYER:3005WA32-231
    $0.00
    Product Availability: Out of stock
    Picture of 0-100# DIGITAL MANOMETER W/COC

    0-100# DIGITAL MANOMETER W/COC

    DWYER:477AV-7-COC
    SKU: DWYER:477AV-7-COC
    $0.00
    Product Availability: Out of stock
    Picture of RED GREEN RED GAUGE

    RED GREEN RED GAUGE

    DWYER:3015-WP-R-G-R
    SKU: DWYER:3015-WP-R-G-R
    $0.00
    Product Availability: Out of stock
    Picture of HYDRONIC METER KIT

    HYDRONIC METER KIT

    DWYER:490A-1-HKIT
    SKU: DWYER:490A-1-HKIT
    $0.00
    Product Availability: Out of stock
    Picture of DIGITAL MANOMETER 0-500 W/CERT

    DIGITAL MANOMETER 0-500 W/CERT

    DWYER:490A-5-NIST
    SKU: DWYER:490A-5-NIST
    $0.00
    Product Availability: Out of stock
    Picture of 4-20MA 0-10 PRESSURE TRANSMIT

    4-20MA 0-10 PRESSURE TRANSMIT

    DWYER:616KD-A-04-TC
    SKU: DWYER:616KD-A-04-TC
    $0.00
    Product Availability: Out of stock
    Picture of 0-3WC LOWTEMP PRES SWT/GAGE

    0-3WC LOWTEMP PRES SWT/GAGE

    DWYER:A3003-LT
    SKU: DWYER:A3003-LT
    $0.00
    Product Availability: Out of stock
    Picture of 0-5WC LOWTEMP PRES SWT/GAGE

    0-5WC LOWTEMP PRES SWT/GAGE

    DWYER:A3005-LT
    SKU: DWYER:A3005-LT
    $0.00
    Product Availability: Out of stock
    Picture of 0-5.0DIFF#SW,TAMPPROOF,24VAC

    0-5.0DIFF#SW,TAMPPROOF,24VAC

    DWYER:A3005-TAMP-24VAC
    SKU: DWYER:A3005-TAMP-24VAC
    $0.00
    Product Availability: Out of stock
    Picture of 0/10WC PHOTOHELIC # SW/GAGE

    0/10WC PHOTOHELIC # SW/GAGE

    DWYER:A3010-24VAC
    SKU: DWYER:A3010-24VAC
    $0.00
    Product Availability: Out of stock
    Picture of 0/10WC W/REMOTEMOUNTEDRELAY

    0/10WC W/REMOTEMOUNTEDRELAY

    DWYER:A3010-RMR
    SKU: DWYER:A3010-RMR
    $0.00
    Product Availability: Out of stock
    Picture of 0-15 WEATHERPFOOF GAGE

    0-15 WEATHERPFOOF GAGE

    DWYER:A3015-WP
    SKU: DWYER:A3015-WP
    $0.00
    Product Availability: Out of stock
    Picture of 0-30WC 2-DPDT NEMA 4 #SWITCH

    0-30WC 2-DPDT NEMA 4 #SWITCH

    DWYER:A3030-WP
    SKU: DWYER:A3030-WP
    $0.00
    Product Availability: Out of stock
    Picture of 25-600# PRESSSW 403SS 2SPST

    25-600# PRESSSW 403SS 2SPST

    DWYER:DA-21-156-10S
    SKU: DWYER:DA-21-156-10S
    $0.00
    Product Availability: Out of stock
    Picture of 50/1000# SPST MERCURY SWITCH

    50/1000# SPST MERCURY SWITCH

    DWYER:DA-21-3-11S
    SKU: DWYER:DA-21-3-11S
    $0.00
    Product Availability: Out of stock
    Picture of 1/8-15# 120V 10A # SWITCH

    1/8-15# 120V 10A # SWITCH

    DWYER:DA-31-127-1
    SKU: DWYER:DA-31-127-1
    $0.00
    Product Availability: Out of stock
    Picture of 1/8-20# DPST OPEN ON RISE SWT.

    1/8-20# DPST OPEN ON RISE SWT.

    DWYER:DA-31-127-3A
    SKU: DWYER:DA-31-127-3A
    $0.00
    Product Availability: Out of stock
    Picture of 1-35# SPST PRESSURE SWITCH

    1-35# SPST PRESSURE SWITCH

    DWYER:DA-31-127-4
    SKU: DWYER:DA-31-127-4
    $0.00
    Product Availability: Out of stock
    Picture of 10-300# 120V 10A # SWITCH

    10-300# 120V 10A # SWITCH

    DWYER:DA-31-127-9
    SKU: DWYER:DA-31-127-9
    $0.00
    Product Availability: Out of stock
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