this is the correct replacement seal

the 066538 is the official updated version from Emerson Alco

System Safety Compliance: Essential for the continued operation of the Bradford White Defender Safety System®

The Lau 02895769 Blower Wheel is a high-performance single inlet centrifugal fan wheel engineered for precise air movement in restricted spaces

Universal Power Options: Reliable operation via 24V AC hardwire or battery backup ensures settings are preserved during power interruptions

Johnson Controls A70AA-16 Temperature Control R-410A this is the correct replacementFor veteran HVACR contractors, the Johnson Controls A70AA 16 Temperature Control is a standard issue solution for heavy duty refrigeration and heating limit applications. Designed as a single pole, single throw (SPST) device, this controller is engineered to open low, breaking the circuit on a temperature drop to prevent coil freeze up or maintain specific thermal boundaries. Operating on 120 240 Vac, it provides high capacity switching for