Check the listing for details. DANFOSS 068Z3212 THERMAL EXPANSION VALVE R502. Condition: New. Listed at 75.00 USD. Ensure your HVAC system operates at optimal performance with the Danfoss 068Z3212 Thermal Expansion Valve, designed specifically for use with the R502 refrigerant. This robust unit, crafted from high-quality brass and metal, promises durability and reliable operation. With a 4-inch item diameter and a compact height and width of 5 inches each, it's engineered to fit seamlessly into your central furnace, air conditioner, or heating radiator systems. Crafted in Denmark, the Danfoss Expansion Valve is a testament to precision engineering, compatible with various Danfoss models and other suitable applications. The California Prop 65 Warning applies, noting potential chemical exposure. This pack contains a single unit, ready to maintain the balance and efficiency of your refrigeration setup.