This motor can replace kaidi motor model KDYJT018-51 and many different brands and models. It has 2 cable plugs, 2 pin flat round power transformer connection and 5 pin hand control plug connection. Please check your label before ordering. Should you have any question, feel free to contact us. Technical data: Mdole: KDYJT018-51 Stroke: 335 mm/13.19 inches Minimum install dimension: 495 mm/19.49 inches Speed: 40mm/s Max.load: 1000N