Description
The Hydrolevel 550R is a 120Vac low water cut-off designed to provide dependable protection for residential and light commercial boiler systems. Featuring a manual reset with a 30-second delay, this unit ensures safe operation by preventing the boiler from running during low water conditions. It includes a test button, indicator light, and an EL1214-R sensing probe designed for remote mounting with a separate control box, allowing flexible installation and accurate water level monitoring. Built for durability and long-term reliability, the 550R helps maintain safe and efficient boiler performance in demanding applications.
Key Features:
- 120Vac low water cut-off with manual reset (30-second delay)
- Includes EL1214-R sensing probe for remote mounting applications
- Test button and indicator light for easy system monitoring
- Provides accurate water level detection and boiler protection
- Durable construction for long-lasting performance
- Ideal for residential and light commercial boiler systems






