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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 30A 1POLE N/O CONTACTOR

120V 30A 1POLE N/O CONTACTOR

MERCURY DISP:30NO-120A

SKU: MERCURY DISP:30NO-120A

$56.23

Picture of 120V 30A N/O CONTACTOR

120V 30A N/O CONTACTOR

MERCURY DISP:330NO-120A

SKU: MERCURY DISP:330NO-120A

$138.09

Picture of 120V 30A N/O CONTACTOR & BRKT

120V 30A N/O CONTACTOR & BRKT

MERCURY DISP:330NO-120AU

SKU: MERCURY DISP:330NO-120AU

$148.16

Picture of 120V 35A 1P N/O CONTACTORW/BKT

120V 35A 1P N/O CONTACTORW/BKT

MERCURY DISP:35NO-120ATU

SKU: MERCURY DISP:35NO-120ATU

$80.63

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

$125.55

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

Picture of 120V 35A N/O TOP TERM. CNTCTR

120V 35A N/O TOP TERM. CNTCTR

MERCURY DISP:35NO-120ATB

SKU: MERCURY DISP:35NO-120ATB

$80.63

Picture of 1POLE 35AMP N/O 24V COIL

1POLE 35AMP N/O 24V COIL

MERCURY DISP:35NO-24AH

SKU: MERCURY DISP:35NO-24AH

$65.95

Picture of 20-275V 1PH SOLID STATE RELAY

20-275V 1PH SOLID STATE RELAY

MERCURY DISP:SS40AU-1

SKU: MERCURY DISP:SS40AU-1

$141.45

Picture of 220V 3POLE 30AMP CONTACTOR

220V 3POLE 30AMP CONTACTOR

MERCURY DISP:330NO-220AU

SKU: MERCURY DISP:330NO-220AU

$166.91

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