New REC Sample Wiring Diagrams Posted

New Active and SI-Q series diagrams have been posted to the “Downloads” section that show a 2P4S and 2P8S cell configuration as requested by many people. They have also been updated with the more popular

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REC Active BMS 2.9.0 Firmware update

REC has just released an update to the 2.8.1 release that addresses a RS485 bug that affects temperatures. It is now available for download, along with a updated manual on our “Downloads” page REC Active

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REC Active BMS firmware Update 2.8.1

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

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REC BMS WIFI module firmware update 1.6 now Released

Just released! Firmware update 1.6 includes a couple of new user features but really improves the stability of the LCD module communications. Download it and the updated manual from here: https://rec-bms-na.com/product-manuals/#7-12-wpfd-rec-wi-fi-module

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REC Wifi Module Update 1.5.8

REC has now released its latest software update for the REC BMS WiFi module.  There are versions for both the 1.2 and 2.0 boards so check the “Firmware” page before downloading. The files are located

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REC BMS updated Inverter Support List

REC is continually adding new CANBus inverter support. They are also committed to extending that support, so if you have a CANBus enabled inverter and can get a hold of the PGN and protocol for

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