The LiftMaster K030B0652-1 (formerly known as 30B652) residential garage door opener 89uF capacitor is a replacement part for LiftMaster residential garage door opener models 2575, 3275, 3575, 3575S and other 3/4-horsepower residential openers. This 50/60Hz one-piece 120-volt LiftMaster K030B0652-1 capacitor from Garage Door Supply Co. has four prongs. This part number replaces Chamberlain/LiftMaster part numbers 30B652, 30B0652, 030B0652-1, and 030B0652. Product Highlights: