8181 Level Float Switch

Float switch with hermetically sealed reed contacts in a fixed switch part, switching triggered by magnets in floating switch part, reed contact implemented as alternator or normally open/closed; for neutral and aggressive liquids; not sensitive to dirt particles in the medium; cylindrical threading for simple installation in side of container. Different versions are available depending on material (PP or stainless steel), mounting position (horizontal or vertical) and equipment (relay).


  • Switch for neutral and aggressive liquids
  • NO/NC, alternating
  • Reed contact
  • Vertical or horizontal mounting
  • Molded lying leads (Type 8181) or cable (Type TCL001)