FS03 Float Level Switch

This float level switch is a ball-type mechanical switch for level detection and dry-run protection in bulk water reservoirs. Sealed in a PVC housing around a watertight, air-filled chamber, it floats in any liquid with a specific gravity of 1 or higher — a reliable, low-maintenance way to trigger pumps on or off at set levels.

Model Rated Voltage Protection Grade Cable Length
FS-03A 220 VAC IP68 5 m

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Description

Overview
A ball-type mechanical float switch encased in a sealed PVC housing. The switch mechanism sits inside a watertight, air-filled chamber, allowing the unit to float and actuate a rocking-arm microswitch as liquid levels rise and fall.

Applications
Level detection and dry-run protection in bulk water reservoirs. Suitable for liquids with a specific gravity of 1 or greater, since flotation depends on the sealed air chamber.

Operating Conditions/Limits

  • Liquid temperature: 0–55°C (not frozen)
  • Ambient temperature: 0–45°C

Power Supply
Rated voltage: 220V

Construction
PVC housing with sealed, air-filled float chamber. Internal steel ball and rocking arm actuate a microswitch union as the float tilts. IP68 protection grade. 5 m cable supplied.

Additional information

Brand

Vega