Potter WLS


Switch Water Level

Availability: Please Call for Lead Time

  • Factory New
FireAlarm.com Part #: 72304 Category: Manufacturer Part #: WLS Tag:


The Model WLS Water Level Switch is a float operated device for supervising water level in a sprinkler supply gravity or pressure tank. The Model WLS has a bushing with 1 1/2” American Standard Pipe Threads for mounting in steel tanks. A 11/2” NPT x 2” NPT adapter bushing is available for mounting in existing 2” steel flanges. An optional bushing adapter with a buttress thread is available for mounting in wooden tanks.





  • NEMA 4
  • Suitable for use on pressure or gravity switches
  • Mounts to wood or steel tanks
    • NOTE: Wood tanks require optional buttress adapter
  • Product includes a 5 year warranty


Tank Water Level Switch; WLS
Potter – Data Sheet