This motor replaces JDR model FY031 and many different brands and models. It has 2 pin flat round power transformer connection and 5 pin hand control plug connection. The same stroke and installation distance can be replaced, please check your label before ordering. Should you have any question, feel free to contact us. Technical data: Model: FY031 Stroke: 178mm/7.01inches Minimum Install Dimension: 347mm/13.66inches Speed: 6mm/s Max.load: 4500N