LiftMaster Circuit and Logic Boards

Replace a faulty or nonworking Chamberlain or LiftMaster garage door operator circuit board with a low-cost LiftMaster garage circuit board from North Shore Commercial Door. Logic boards are one of the more common parts to fail on a garage door opener, but replacing them is easy. Our in-house experts can help you with troubleshooting questions, or help you pinpoint problems. Call, email or 'live chat' our crews for free diagnostic, compatibility and installation support.

Use our handy online Chamberlain LiftMaster garage door opener circuit board compatibility charts to learn whether you need a 41A5021-1I, 41DB002-2 or a LiftMaster Chamberlain 45DCT receiver logic board assembly. LiftMaster replacement circuit boards are fully compatible with all Chamberlain garage door openers and with most Sears Craftsman openers. That's because the same company makes Chamberlain, LiftMaster and Craftsman parts. You will also find Chamberlain LiftMaster logic boards that are compatible with Wayne Dalton, Master Mechanic and other brands. Because circuit board failure can be caused by a power surge during a severe storm, protect your new replacement with an inexpensive garage door opener surge protector from