.
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
Vertical Switch


* Price quote form * Float Drawings *
* Buy Online! *

MDI Vertical Liquid Level Control Switch
Vertical Switch



VS Series Sump Pump Switch Ratings:
Up to 15 AMP @ 120/240 V 50/60 Hz.
Up to 3/4 H.P. @ 120/240 V 50/60 Hz.

10 AMP Switch 10' foot cord
120 VAC Piggyback Plug
Buy Now!

10 AMP Switch 20' foot cord
120 VAC Piggyback Plug
Buy Now!

15 AMP Switch 10' foot cord
120 VAC Piggyback Plug
Buy Now!

15 AMP Switch 20' foot cord
120 VAC Piggyback Plug
Buy Now!

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 *