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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
High Capacity: A 28
The low-voltage 24 VAC supply and flame-retardant plastic enclosure make it a standard choice for field replacements and new installations alike
reducing the need to carry multiple SKUs for different control voltages
failure to shift positions when energized
Technicians should verify the MOPD (Maximum Operating Pressure Differential) when retrofitting
Lochinvar & A.O. Smith 100208470 Control Board 321894-706 High Capacity: A 28The Lochinvar & A. O. Smith 100208470 Integrated Control Board is a critical OEM replacement component engineered specifically for SYNC SBN1300 1500 condensing boilers. As a primary main control power module, this board facilitates precise management of the combustion process, including modulating firing rates and integrated modbus communication for advanced system networking. This unit serves as the direct replacement for obsolete Lochinvar RLY20055