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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
meeting original manufacturer specifications for cooling and heating systems
offering versatile mixing or diverting functionality
fluctuating manifold pressure during a call for heat
Always verify your specific model's data plate requirements before installation
Hydrolevel 550LSV Low Water Cut-Off 320720-756 meeting original manufacturer specifications forThe Hydrolevel 550LSV (Part Number 45 5510) is a high performance 120Vac Low Water Cut Off designed for commercial hot water boilers and as a secondary safety on steam systems. Built for veteran contractors, this electronic low water cut off features a manual reset to ensure a technician identifies the cause of a low water condition before the burner is re energized. The unit includes a 30 second burner off delay to prevent nuisance jumping during