Mcdonnell & Miller RB-24E, GuardDog Electronic, 24V Low Water Cut-Off - (Water)

Features: & Benefits: Specifically designed to shut off the Burner if there is a unsafe water loss For residential applications Compact size Easy to install and wire Automatic reset feature resumes operation after a power outage when water is on probe Green power on indicating LED Red low water indicating LED Solid state operation 3 ft. harness cable included Brass threads provide a metal-to-metal seal that ensures a leak-free installation Integrated wrench flats enable secure installation without damage to the housing. McDonnell & Miller's patented self-cleaning probe minimizes scale build-up and extends the recommended cleaning interval to 5 years. "Plug & Play" wiring harnesses are available for most residential gas-burning boilers.