REC has now released version 2.8.1 firmware update for the REC Active BMS.  This model does not sync to its serial number and can be installed on any recent model Active BMS.  There are 2 versions of this release, so read below to ensure you install the correct version.  It can be downloaded here:   https://rec-bms-na.com/product-manuals/#7-8-wpfd-rec-active-bms … Continue reading REC Active BMS firmware Update 2.8.1