901374 is the direct replacement for 6208180

this universal furnace board minimizes truck stock while ensuring high-performance compatibility across diverse hot surface ignition systems

it provides reliable overpressure protection for commercial and industrial water heating equipment

this assembly is manufactured by Lau Industries to meet the exact airflow requirements of heavy-duty HVAC systems

it ensures the venting system is clear and the heat exchanger has proper airflow before allowing ignition

Lochinvar & A.O. Smith 100208570 Limit 322057-301 901374 is the direct replacementAs a veteran tech, you know that a nuisance trip is one thing, but a failed high limit is a direct threat to the heat exchanger. The Lochinvar & A. O. Smith 100208570 Limit is a critical safety component calibrated for a 175F high limit set point. This genuine OEM part, which is identical to TST2052, provides the precision needed to prevent runaway temperatures in residential pool heaters and water heaters. Designed with a 1 4 NPT connection, this 175