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Always use the OEM part number LA01ED026 to ensure the system operates within design parameters
Enhanced Contact Life: High-performance alloy contacts prevent welding and pitting during frequent cycling
Whether you are servicing a legacy MK-6600 or a modern MK-8800 series unit
this unit serves as a critical condenser fan speed controller
Lennox 21L14 Controller 318172-701 Always use the OEM partThe Lennox 21L14 Controller (catalog number 106855 01) is a critical M4 W4 CORE Unit Controller Replacement kit designed for high performance management of Lennox commercial rooftop units and split systems. As a genuine OEM Lennox HVAC control board, it functions as the primary logic module, processing multi sensor inputs to execute precise HVAC system sequencing, ignition timing, and blower motor coordination. This integrated furnace control is
US$ 347.50
US$ 1690.00
US$ 492.50