Chamberlain 41D4674-20 PC Board Genuine Original Equipment Manufacturer (OEM) Part LiftMaster Opener Receiver Logic Board replacement for board numbers 41D4674-10H, 41D4674-10 41D4674-14E, 41D4674-14F, 41D4674-14G, 41D4674-14H, 41D4674-10D 41D4674-10G, 41D4674-14, 41D4674-14D, 41D4674-10F, 41D4674-10E, 41D4674-10C Match the 41Axxxx-xx part number found on the control panel of your garage door opener.