Mercury Displacement Industries, Inc. (MDI, Inc.) Datasheets for Level Sensors

Level sensors are used to detect liquid or powder levels, or interfaces between liquids. There are two basic level-measurement types: continuous and point or multi-point.
Level Sensors: Learn more

Product Name Notes
High (25) AMP Float Switch "L" Series switch Temperature: 82°C/180°F Material: A.B.S. Ratings: 25 AMP 1 H.P. @ 120 VAC 2 H.P. @ 240 VAC Operating Angle (for Normally Open...
High Amperage Switch: Up to 18 AMP @ 277 VAC Up to 2 H.P. @ 250 VAC
VS Series Sump Pump Switch Ratings: Up to 10 AMP @ 120/240 V 50/60 Hz. Up to 1/2 H.P. @ 120/240 V 50/60 Hz.
F-BLK-20 - 20' 16 AWG F-BLK-40 - 40' 16 AWG 2 AMP @ 120 VAC 1 AMP @ 240 VAC Normally Open - Narrow Angle
F-BLU-20 - 20' 16 AWG F-BLU-40 - 40' 16 AWG 13 AMP @ 120 VAC 5 AMP @ 240 VAC Normally Open - Narrow Angle E-BLU-20 - 20' 16 AWG...
F-RED-20 - 20' 16 AWG F-RED-40 - 40' 16 AWG 2 AMP @ 120 VAC 1 AMP @ 240 VAC Normally Closed - Narrow Angle
F-YEL-20 - 20' 16 AWG F-YEL-40 - 40' 16 AWG 13 AMP @ 120 VAC 5 AMP @ 240 VAC Normally Closed - Narrow Angle E-YEL-20 - 20' 16 AWG...
The BBLA alarm system is designed to monitor liquid levels in sump basins, holding tanks, lift stations tanks and many other non-potable water and wastewater applications. The BBLA is design...
The OTA alarm system is designed to monitor liquid levels in sump basins, holding tanks, lift stations tanks and many other non-potable water and wastewater applications. Comes individually boxed with...
The Twin Float pump switch consists of two floats, each float contains a mercury switch. One of the two floats contain a heavy-duty relay, which enables the floats to function...
These floats are: Material: HIPS or ABS Ratings: 160 µA to 100 mA Operating Angle (for Normally Open or Pump Down). Contacts close @ 25° or before horizontal Contacts open...
These floats are: Material: HIPS or ABS Ratings: 160 µA to 100 mA Operating Angle (for Normally Open or Pump Down). Contacts close @ 45° above horizontal Contacts open @...