Barrel Alert System


SKU: BAS001 Category:

Quantity based pricing table

Min Max Unit Price
1 24 $219.00
25 And more. $199.00


  • Miniature general purpose plastic float switch*
  • Normally-closed; reversible to normally open**
  • Float magnet is encased inside the float
  • 48″ leads (22 gauge wire) offer project flexibility
  • M8 fitting – includes a nut and sealing o-ring
  • Great for:

    • general water level control applications
    • aquarium top-off applications
    • humidification/de-humidification applications
    • hydroponics projects
    • water features
    • air conditioning drain pan applications
  • Don’t use in heavy duty applications like sewage pumps
  • Read our Auto Top-Off Project Suggested Set-up page
  • How does it work?  See How Float Switches Work
  • Click here for specification sheet
  • Warranted against defects for 90 days
  • Controlling a pump or solenoid? Read this page
  • Do not submerge top of switch – see this product

* Great for water. Check your fluid’s specific gravity.

** The wires complete a circuit when the float is down. You can reverse the operation by removing the clip, turning the float upside down and replacing the clip.

Additional information

Weight 5 oz