This technical feature protects the internal gear train from closing shocks

Key Benefits: Precise Thermal Safety: Operates on a dedicated 45°F close and 55°F open temperature profile to prevent overheating and potential fire hazards

Optimized for durability in high-cycle automated HVACR systems

verify the orifice sizing and air shutter settings to ensure safe operation

ClimateMaster 33B0043N05 TXV 320720-756 This technical feature protects theThe ClimateMaster 33B0043N05 is a high precision thermal expansion valve (TXV) designed for 3 ton geothermal heat pumps and HVAC systems. As the direct OEM updated version for 33B0013N02, this valve ensures seamless mechanical compatibility and updated performance standards. Featuring a 3 8" ODF connection and a 30 inch capillary tube, the 33B0043N05 is engineered to regulate refrigerant flow with extreme accuracy, protecting the compressor from