Replace the electrical box on your LiftMaster commercial garage door opener with the LiftMaster 10-30633M1 electrical box (box only) from Garage Door Supply Company. This replacement LiftMaster electrical box is compatible only with LiftMaster Logic 4 commercial garage door opener models T, GT, APT, SD, GH and GSD. Repairs are inexpensive with our low-cost LiftMaster commercial door operator replacement parts. Enjoy fast, low-cost shipping on all LiftMaster OEM parts. Product Highlights:
