Lochinvar & A.O. Smith 100208486 Indicator Board 30067439-890 which is specifically designed to

which is specifically designed to provide extra protection against the elements and increase corrosion resistance for outdoor use

This 060L5208 model is optimized for low-temperature applications where maintaining a strict differential is critical for compressor longevity and product safety

In standard HVAC applications

making it suitable for modern heat pump systems with expansion in both directions

What is the difference between direct and reverse acting in this series

Lochinvar & A.O. Smith 100208486 Indicator Board 30067439-890 which is specifically designed toThe Lochinvar & A. O. Smith 100208486 Indicator Board is a critical diagnostic component designed for Copper Fin II boiler and water heater systems. This OEM display interface provides real time visual feedback on system status, allowing technicians to monitor the firing rate, blower power levels, and RPM diagnostics directly from the unit. As a direct replacement for legacy part numbers RLY2044 and RLY2044K, this board ensures seamless communication