Robertshaw 5300-043 Thermostat Els PW 17895 this high-altitude rated switch is

this high-altitude rated switch is a standard service part for older Reznor UDAP

this board provides robust diagnostics to streamline troubleshooting in the field

Diagnostic Integration: Seamlessly connects to Hall effect sensors for real-time RPM monitoring and control

this 10k Type 2 thermistor facilitates tight control over outdoor air resets and mechanical cooling strategies

While the physical flow can go either way

Robertshaw 5300-043 Thermostat Els PW 17895 this high-altitude rated switch isThe Robertshaw 5300 043 Thermostat is a professional grade, snap acting electric cooking control engineered for precision in commercial food service applications. This SPST (Single Pole Single Throw) direct acting thermostat features a temperature range of 60F to 250F (16C to 121C), making it ideal for warming cabinets, proofers, and low temp ovens. Built with a 48 inch capillary and a nickel plated bulb, this unit ensures high corrosion resistance