the SPRD-20X10 automatically compensates by opening its single-blade mechanism to bypass excess air back to the return plenum or a dump zone

Common Questions: What are the symptoms of a failing blower shaft

Always verify your air handler or furnace model number to ensure the board's relay logic matches your motor type

Always verify the specific series and serial number of your unit before installation

providing superior overflow protection during peak humidity

Tecumseh K90-35 Overload 322057-301 the SPRD-20X10 automatically compensates byThe Tecumseh K90 35 Overload is a critical electrical safety component specifically engineered to protect high performance compressors from thermal damage and excessive current draw. As a direct OEM replacement overload protector, this kit is vital for maintaining the operational integrity of AJA9484EXD and AKA4460YXA compressor models. By monitoring internal winding temperatures and amperage, the K90 35 overload kit ensures the motor circuit opens