the A19BAG-1 is an Open High control (contacts open on temperature rise)

this NIST traceable sensor offers exceptional resistance to contaminants and rapid recovery from 100% saturation

minimizing system downtime and preserving the operational integrity of the cooling circuit

Are the secondary terminals labeled

and 100166113 across multiple Lochinvar and A

Aaon R42350 Gas Valve 319825-402 the A19BAG-1 is an OpenThe Aaon R42350 Gas Valve is an essential OEM replacement component engineered for high performance HVAC gas flow control. Designed specifically for industrial and commercial heating systems, this 24v natural gas valve operates at a precise pressure of 3. 5" wc (water column) to ensure optimal combustion efficiency. Featuring a robust 3 4" gas connection, the R42350 is built with a durable brass body and stainless steel internal components to resist