Yes. However, AFAIK you cannot change what the device reports, so adding 4f50:3032 to the GE/Jasco definition is required. If you have an unzip utility that can unpack and allow editing of your jar, you could try that first. The xml files do not need to be recompiled.
edit: Another option for testing would be this: Update ZWave binding with new/updated device xml - Tutorials & Examples - openHAB Community