Have you received the latest email blast from NWL? If not, send your account manager an email and we will get you added to our subcribers list. This update contains some good info on why oil testing on a regular schedule is a good plan, links to some new software/firmware enhancements and an advisement that the version 6.1 PowerPlus units are currently shipping. Future updates will discuss the Next Generation PowerPlus and more info on transformer oil testing. This testing is offered by NWL as part of our Reliability Assessment Program (RAP).