Common Questions Is the Robertshaw 802-22 a direct replacement for the original 802

Regular inspection of these HVAC safety controls is essential for maintaining proper furnace limit control and ensuring the 170-degree Fahrenheit threshold is never exceeded during operation

Exact OEM Fit: Specifically sized at 16

noisy operation

Field technicians prefer this genuine HVAC high limit switch for its exact form

Rheem-Ruud 42-21593-02 Sequencing Relay Common Questions Is the RobertshawFor service technicians managing multi stage electric heat or residential blower delays, the Rheem Ruud 42 21593 02 Sequencing Relay functions as a critical OEM control component. This 24V SPDT Sequencing Relay is engineered with a C65 95 timing specification, ensuring precise contact closure and opening cycles to prevent line side surges during startup. The device features a single pole double throw configuration, allowing for versatile field wiring