Johnson Controls A28PJ-1 Agricultural Thermostat R-410A the RIBXLSRA is commonly used

the RIBXLSRA is commonly used in motor interlocking applications where the current sensed on one motor triggers the relay to start another piece of equipment

a new seal should be sourced separately to ensure a gas-tight fit upon installation

Class 2 Safety Rated: Meets the industry standard for 40VA power-limiting devices used in residential and commercial HVAC applications

It maintains identical center bore dimensions and electrical ratings to ensure a drop-in fit for existing refrigeration solenoid valves

but the physical components and engineering specifications are exactly the same

Johnson Controls A28PJ-1 Agricultural Thermostat R-410A the RIBXLSRA is commonly usedThe Johnson Controls A28PJ 1 is a commercial grade two stage temperature control engineered for precision in demanding environments such as livestock confinement, nurseries, and greenhouses. This agricultural thermostat features two SPDT switches and a liquid filled, 1 3 8" x 2 1 4" coiled sensing bulb for high accuracy response. Built into a rugged NEMA 4X enclosure, the unit resists moisture, dust, and corrosive vapors common in barn and dairy