Genie 000954436521R Genuine Original Equipment Manufacturer (OEM) Part Wear work gloves to protect your hands Logic board 36521R receives signals from the remote transmitters and manages the garage door opener functions Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Genie This manufacturer-approved logic board (part number 36521R) is for garage door openers Unplug the garage door opener before replacing this part