Level Switch YKG (A) Series

ref. Level Switch YKG (A) Series

YKG (A) series level switches are applicable to many environments, usually connected to actuators such as drain pumps or electromagnetic valves to control the fluid level in the equipment for the purpose of level warning in the system.

Air conditioning

General characteristics


  • Reliable action point, and long life
  • Cost effective

General specifications

  • Applicable fluid temperature: 0ºC ~ +40ºC (but no fluid frozen)
  • Applicable ambient temperature: -10ºC ~ +60ºC
  • Relative humidity: below 95% RH


Level Switch YKG (A) Series . Dimensions

L1 41±0.5 44±0.5
L2 31±0.5 34±0.5
D1 ?25
D2 ?7
L3 15
L4 4
L5 4.5

1) Type and length of leads, terminal insulation casing will be optional subject to the customers’ needs.
2) See above figure for external dimensions of nuts. Recommended to tighten the nut to 0.25 N.m;