50G TALL NG 50kBTU 0-10100 40NG/J NOX CAT-I RM AL-1 A 150PSI
This ProLine Master commercial grade residential water heater has intelligent control logic
Intelligent control logic - the internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response to optimize performance, it uses a thermopile to generate the power needed to operate the electronic gas control without requiring an external power source, and the electronic gas control incorporates an LED status indicator that monitors system operation and service diagnostics