Optical Encoder (RPM Sensor) 39272S.S- Belt/ Chain Drive Models

The Optical Encoder also called the RPM sensor, is compatible with Genie model chain and belt drive garage door openers listed below. The optical encoder may resolve issues of short traveling or drifting limits on the garage door opener.  Compatible with these models that have NIDEC motors;  2035, 2055, 3035 Genuine Genie Replacement Part  To identify if your garage door opener has the NIDEC motor compatible with this optical encoder use this tip. The motor will have a label with the brand name “NIDEC” as shown below.