the Ranco A30-2210 refrigeration control utilizes laser-welded stainless steel bellows for long-term setpoint stability

allowing for flexible mounting and connection to the system's liquid or suction lines

When the temperature drops to the 26°F setpoint

this 3-ton thermostatic expansion valve is engineered for compatibility with high-pressure R-410A systems commonly found in modern residential units

making it a staple for any industrial steam system maintenance professional

Burnham Boiler 8010801 Aquastat 30067439-890 the Ranco A30-2210 refrigeration controlThe Burnham Boiler 8010801 Aquastat is a high limit immersion controller engineered for precision temperature regulation in hydronic heating systems. Calibrated specifically for a 150F temperature setpoint, this OEM component is a critical safety and efficiency device for Burnham Alliance water heaters and compatible boiler configurations. It functions as a single pole, single throw (SPST) switch that breaks the circuit on temperature rise, preventing