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Direct Cross-Reference: Fully interchangeable with WRE2030 and WRE2030K
this heater provides the exact amperage draw and fitment required to meet original manufacturer specifications without the risks associated with universal aftermarket alternatives
OEM Compatibility: Specifically engineered for a precise seal on Lochinvar Knight (KB
this valve requires a 24V solenoid coil (often designated as LDK-11) for actuation
Always verify compatibility before ordering
Lennox 31K74 Blower Shaft 321894-709 Direct Cross-Reference: Fully interchangeable withThe Lennox 31K74 Blower Shaft is a critical replacement component engineered for heavy duty rotation in residential and commercial air handlers. Measuring 18 inches in length with a 1 inch diameter, this shaft is manufactured from 1045 or C45 carbon steel to provide superior torsional strength and resistance to bowing under high torque loads. As a genuine OEM Lennox part, it ensures precise tolerance matching for blower wheel hubs and bearing