LiftMaster 175C123 Light Socket for Some Screw Drives Only Fits the following models only: LiftMaster 1000SD 1000SDR 200SD 2000SDR Chamberlain 4600 4620 4640 9902
This LiftMaster 175C123 garage door opener light socket is designed for select LiftMaster and Chamberlain garage door operators. The model 175C123 LiftMaster replacement light socket from Garage Door Supply Company is compatible with LiftMaster screw drive garage door opener models 100SD, 100SDR, 200SD and 200SDR. It's also compatible with Chamberlain models 4600, 4620, 4640 and 9902.
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