Genie Garage Door Opener 37028A.S Controller Circuit Board Genie Garage Door Opener 37028A.S Controller Circuit Board is easy to install because it comes with detailed instructions. Genie 2024 garage door openers are also known as the ReliaG 800 line and these garage door openers are designed for use only with sectional doors. Designed to work with Genie 2024 chainlift and beltlift garage door openers, it is an original replacement part.