LiftMaster K1D8389-1CC UL325 Main Control Board for DC Pad-Mount Gate Operators, Fits CSW24U/CSL24U/RSW12U/RSL12U (Post-2016)

‌UL325-compliant main board for LiftMaster DC pad-mount operators Compatible with CSW24U, CSL24U, RSW12U, RSL12U, HCTDCU Post-2016 models; upgrade path for second-gen DC units Requires monitored photo eyes/edge on older upgrades Replaces/equals 001D9039-1CC per distributor listings