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MDI mercury contactors/relays are durable and float switches and liquid level controls for water and sewage Liquid Level Control Floats
Contactors and Solid State Relays,
Tilt, Tip-over and Proximity Switches
Motion and Shock Sensors.
MDI Mercury Displacement Industries Relays, Contactors, Liquid Level Control Floats, Tilt and Tipover switches
Relay, Vertical, Liquid Level Control Floats, Tilt and Tipover switches
Ultra High Temp and High AMP


* Float Installation * Float Drawings *
* Price quote form * Go Back *

New to MDI Inc. we have Ultra-High Temperature and High Amp float switches!

The Ultra High Temp Switch can be our standard G series wide angle or the P & R series narrow angle. These floats are:
Temp: Ultra High Temp 105°C/221°F
Material: PC/ABS (Polycarbonate ABS)
Ratings: 13 AMP / 1/2 H.P. @ 120/240 VAC
Operating Angle (for Normally Open or Pump Down):
G Series:
Contacts close @ 45° above horizontal
Contacts open @ 45° below horizontal
P & R Series:
Contacts close @ 60° or before horizontal
Contacts open @ at horizontal



High (25) AMP Float Switch
L Series switch
Temperature: 85°C/186°F
Material: A.B.S.
Ratings: 25 AMP
1 H.P. @ 120 VAC
2 H.P. @ 240 VAC
Operating Angle (for Normally Open or Pump Down):
Contacts close @ 45° above horizontal
Contacts open @ 45° below horizontal

For Liquid Level Control Floats, Contactors and Solid State Relays, Tilt, and Tipover contact MDI TODAY!

* P. O. Box 710 * 25028 U.S. 12 East * Edwardsburg, Michigan * 49112 *
* PH. (269) 663-8574 * FX. (269) 663-2924 *
* Toll Free US and Canada (800) 634-4077 *