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MDI

Mercury Displacement Industries or known better as MDI Inc. Got our start in 1975 as a small family owned business. Specializing in producing mercury relays and other mercury related products. In 1990, MDI added mercury floats to its list of manufactured products. MDI quietly became a leader for both relay and float switches.

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Picture of 120V 35A 2P N/O CONTACTOR

120V 35A 2P N/O CONTACTOR

MERCURY DISP:235NO-120AT-18
SKU: MERCURY DISP:235NO-120AT-18
$143.49
Product Availability: Out of stock
Picture of 2POLE,35A,NO,24VAC,STEEL STRAP

2POLE,35A,NO,24VAC,STEEL STRAP

MERCURY DISP:235NO-24AF-18
SKU: MERCURY DISP:235NO-24AF-18
$139.92
Product Availability: Out of stock
Picture of 120V 30A N/O CONTACTOR

120V 30A N/O CONTACTOR

MERCURY DISP:330NO-120A
SKU: MERCURY DISP:330NO-120A
$138.09
Product Availability: Out of stock
Picture of DAMPER ARM TILT SWITCH

DAMPER ARM TILT SWITCH

MERCURY DISP:SP-1442-L6
SKU: MERCURY DISP:SP-1442-L6
$136.94
Product Availability: Out of stock
Picture of 220V COIL 2P 35A CONTACTOR

220V COIL 2P 35A CONTACTOR

MERCURY DISP:235NO-220A-18
SKU: MERCURY DISP:235NO-220A-18
$136.45
Product Availability: Out of stock
Picture of 24V 35A 2PNO CONTACTOR W/QC

24V 35A 2PNO CONTACTOR W/QC

MERCURY DISP:235NO-24AF
SKU: MERCURY DISP:235NO-24AF
$134.15
Product Availability: Out of stock
Picture of 24V COIL 3P 35AMP CONT

24V COIL 3P 35AMP CONT

MERCURY DISP:235NO-24A-18
SKU: MERCURY DISP:235NO-24A-18
$132.76
Product Availability: Out of stock
Picture of 120V 35A 2P N/O TB CONTACTOR

120V 35A 2P N/O TB CONTACTOR

MERCURY DISP:235NO-120A-18
SKU: MERCURY DISP:235NO-120A-18
$132.16
Product Availability: Out of stock
Picture of CONTACTOR,2PULL,35A,N/O

CONTACTOR,2PULL,35A,N/O

MERCURY DISP:L235NO-24AF
SKU: MERCURY DISP:L235NO-24AF
$129.77
Product Availability: Out of stock
Picture of 35A N/O CONTACTOR

35A N/O CONTACTOR

MERCURY DISP:L35NO-24AF
SKU: MERCURY DISP:L35NO-24AF
$129.77
Product Availability: Out of stock