it opens the circuit at a fixed 220-degree Fahrenheit trip point

Can the SP20166D be converted for use with Liquid Propane (LP)

While often found in 3-pack kits

simplifying Field installation

Johnson Controls MR4DR24-12 Defrost Control Freon it opens the circuit atThe Johnson Controls MR4DR24 12 is a professional grade electronic temperature control designed for precise defrost management and multi stage HVACR applications. Operating on 24 Vac, this four stage controller provides exceptional reliability with a 1. 8 degree accuracy, ensuring tight setpoint maintenance in critical refrigeration environments. The unit features built in alarm management and is packaged with two A99BB 200C sensors, allowing for