McDonnell & Miller PSE802-24 Boiler Low Water Cut-Off

McDonnell & Miller PSE802-24 Boiler Low Water Cut-Off delivers reliable protection for commercial boiler systems by preventing operation with insufficient water. Actuation Type Electronic and 24 Volt AC input ensure fast, accurate responses to water level changes, helping safeguard equipment and maintain compliance.

Designed for durability in demanding environments, this low water cutoff handles both steam and water media and meets UL (Canada and US) and ANSI Z21.13a standards. It supports a broad temperature range (-40 to 120°F storage; 32 to 120°F ambient; 250°F water) and a pressure rating of 15 PSI steam and 160 PSI water. With compact dimensions (2-7/8" L x 8.1875" W x 5-13/16" H) and a 7000 Ohm probe sensitivity, it delivers dependable operation in tight boiler rooms.

• Primary application: Commercial boiler low-water protection
• Actuation: Electronic for fast, precise shutoff
• Power: 24V AC input
• Media coverage: Suitable for steam (15 PSI) and water (160 PSI)
• Standards: UL listed (Canada/US), ANSI Z21.13a