Potter 1010117 Water Level Flow Switch

Keep your sprinkler supply tanks monitored and code-compliant with the Potter Electric WLS Water Level Switch. Designed for building safety and fire protection systems, this float-operated water level switch supervises tank levels in gravity or pressure sprinkler supplies, detecting the required 3" rise or fall per NFPA 72 to help prevent accidental system failures. The WLS mounts via a 1-1/2" NPT bushing and offers an adapter option for existing 2" steel flanges, making retrofits fast and cost-effective. With a NEMA 4-rated, tamper-resistant enclosure and rugged aluminum/zinc-steel construction, it withstands outdoor and indoor conditions while minimizing false alarms and maintenance calls. Ideal for facilities managers, fire alarm integrators and security teams, the unit integrates into monitoring and surveillance workflows to provide dependable tank level status for building safety and preventive maintenance. Backed by a 5-year limited warranty, the Potter WLS delivers durable performance for critical water flow control and sprinkler monitoring applications. Order now to improve your fire protection monitoring and ensure reliable tank supervision on site.

• Ensures reliable sprinkler tank supervision with float-operated detection to meet NFPA 72 rise/fall requirements
• Simplifies installation and retrofit with 1-1/2" NPT mounting and available 2" adapter for steel flanges
• Tamper-resistant cover and robust NEMA 4 housing protect against unauthorized access and harsh environments
• Compatible with both pressure and gravity tanks and mounts to wood or steel for versatile site use
• Durable aluminum and zinc-steel construction plus a 5-year limited warranty for long-term, low-maintenance operation