proportional premixers

supporting large-scale heating and process control equipment

The 060G3990 uses a standard three-wire color code: Red for supply (+)

Optimized Airflow: Engineered to provide the specific CFM output required for safe flue gas venting

utilizing this OEM Bard replacement motor ensures the system maintains its original SEER rating and thermal management efficiency

Lochinvar & A.O. Smith 100113158 Spark Module 323055-751 proportional premixersThe Lochinvar & A. O. Smith 100113158 Spark Module is a critical OEM replacement part engineered for high efficiency commercial water heaters and boilers. Specifically designed for the BTH, SUF, and HCG Series 200 units, as well as GDHE 50 and 75 models, this direct spark ignition control ensures precise timing and reliable spark generation to initiate the combustion cycle. In the field, this module (which replaces legacy part number 9008875005) is