Genuine Liftmaster replacement part
Compatible with two light operators
Two tab insert
Compatible with the following Liftmaster models:
M100, 1050, 1150, 1250, 1265, 1060, 1160, 1260, 320WD, 300WD, 310WD, 1260LK, 220WD, 1270, 1280 and 1280R
Compatible with Chamberlain models:
140, 150, 240, 450, 100, 4000, 1100, 4100, 1200, 4200 700WHC, 710WHC, 350, 550, 5000, 5100, 6200, 7200, 7220, 4001, 701WHC, 711WHC, 8100, 8200 and 9200
Approximate Dimensions: Width = 9-3/4" Height = 4-3/4" Depth = 3-1/4"
Genuine Liftmaster replacement part
Approximately 9-3/4" long 4-5/8" wide 3-1/4 tall