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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 20-275V 1PH SOLID STATE RELAY

20-275V 1PH SOLID STATE RELAY

MERCURY DISP:SS40AU-1

SKU: MERCURY DISP:SS40AU-1

$275.26

Picture of 220V 3POLE 30AMP CONTACTOR

220V 3POLE 30AMP CONTACTOR

MERCURY DISP:330NO-220AU

SKU: MERCURY DISP:330NO-220AU

$166.91

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

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

Picture of 24V 60AMP 3POLE 10.2W RELAY

24V 60AMP 3POLE 10.2W RELAY

MERCURY DISP:360NO-24A-18

SKU: MERCURY DISP:360NO-24A-18

$331.05

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

Picture of 24VAC1-POLE30AMPN/O CONTACTOR

24VAC1-POLE30AMPN/O CONTACTOR

MERCURY DISP:30NO-24A

SKU: MERCURY DISP:30NO-24A

$56.23

Picture of 24VDC 35A 1P CONTACTOR

24VDC 35A 1P CONTACTOR

MERCURY DISP:35NO-24DT

SKU: MERCURY DISP:35NO-24DT

$67.98

Picture of 24VDC 35A 1P CONTACTOR

24VDC 35A 1P CONTACTOR

MERCURY DISP:35NO-24DTB

SKU: MERCURY DISP:35NO-24DTB

$80.63

Picture of 277V 35A 2P N/O CONTACTOR

277V 35A 2P N/O CONTACTOR

MERCURY DISP:235NO-277A-18

SKU: MERCURY DISP:235NO-277A-18

$169.21

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