ClimateMaster 68624003 Blower Wheel 321894-709 this is the official replacement

this is the official replacement part

The TA155-047 thermostat is specialized for manual changeover applications

Durable Construction: Built with high-grade electrical contacts and a precision bimetallic disc to withstand thousands of thermal cycles

3 ohms allows for accurate bench testing before installation

Serviceability: Rotolock valves simplify compressor installation and maintenance

ClimateMaster 68624003 Blower Wheel 321894-709 this is the official replacementThe ClimateMaster 68624003 is a high performance 9" x 7" blower wheel engineered for precise airflow management in residential and light commercial geothermal systems. This OEM ClimateMaster replacement part features a double inlet design and forward curved blades, optimized to deliver consistent static pressure across various duct configurations. Constructed from heavy duty galvanized steel, this centrifugal fan wheel is designed to withstand the