this 1/2" immersion well ensures your controls receive the accurate temperature data required for efficient boiler cycling and system protection

its primary function is to redirect internal cabinet air pressure away from the pilot assembly to prevent blow-outs

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

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

ensuring accurate positioning under varying load conditions

Johnson Controls MR4DR24-12 Defrost Control Freon this 1/2" immersion well ensuresThe 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