A measuring device for checking the level of fluid stored in a tank (container)
Used for water level control and for high/low water alarms

Basic Characteristics

Product summary

Detects the water level in a water tank
High/low water alarms

Product purpose

Water level detection: High/low water control

Intended use

Water tank

Operating type

Using the buoyancy of Styrofoam, turn the switch on and off with the SUS tube

Compatible standard

RoHS compliant

Mechanical Characteristics

Outer dimensions

Switch: Φ58.5 × 78.5 or 85
Float: Φ100 × 60 or Φ100 × 120

Case material

Switch: Cover: ABS; Flange: resin or ADC
Float: Float: Styrofoam; Pipe: SUS + PVC

Operating temperature range


Connection terminal type

・ Housing + connector
・ Crimp contact
・ Terminal block

Product mounting method

Affix the seal to the G3/8 female screw of the switch, and tighten the G3/8 male screw float part to fix it in place to a mounting plate.

Electrical Characteristics

Rated voltage

AC 250V 3A

Contact withstand count

Mechanical: More than 500,000 times
Electrical: More than 50,000 times

Withstand voltage

Switch: 1500 VAC for 1 minute or 1800 VAC for 1 second

Insulation resistance

Switch: 500 VDC megohmmeter 100 MΩ or higher

Characteristics Unique to This Product

  • Two sizes of float are available
  • The length of the metal pipe and PVC pipe is variable depending on the request of the customer