K001A5566 is the main logic board used in the Industrial gate line operators including the SL540, SL570, SL575, SL580, SL585, SL590, SL595, SW420, SW470 and SW490.
Overhead Door and Genie Chain Drive A-Style Limit ActuatorOriginal replacement partCompatible with: CM 60/70/80, LD 100A/300A/550A, LAD 100/555Same as Genie old part number 16975RSame as Overhead Door Part Number 1161.07