If your goal is to check battery health, these trusted tools are generally safer and more up-to-date:
Pylontech does not always host this tool on a public-facing direct download page; it is often distributed through technical support or community forums.
Resolved an issue where certain multi-battery setups (such as laptops with dual internal/external batteries) caused the application to crash or display erroneous data. Batteryview 3.0.28 Download
You must use an RS232 to USB console cable (typically RJ11 or RJ45 depending on the battery model). Standard Ethernet or straight USB cables will not work.
is the official monitoring software for Pylontech batteries. Version 3.0.28 is a critical release designed to manage the Pylontech US-C series (US2000C, US3000C, UP5000) and older models. It provides a comprehensive graphical interface on your computer that connects to the battery's BMS (Battery Management System) console port, offering real-time insights that standard inverters cannot display. Key Features of BatteryView 3.0.28: If your goal is to check battery health,
: Can monitor up to 16 batteries in a single parallel group when configured correctly via the "United" or parallel setting in the connection dialog. Download and Installation
For high-end laptops with dual batteries (internal + external), BatteryView detects and displays metrics for each battery separately, allowing you to manage both units efficiently. Standard Ethernet or straight USB cables will not work
Extract the downloaded folder to a location of your choice (e.g., C:\Program Files\Batteryview ). Right-click the Batteryview.exe file.
Your battery calibration might be out of sync. To fix this, drain your laptop battery completely until the computer shuts down. Charge it uninterrupted back to 100%, and then reopen Batteryview 3.0.28 to see an updated, accurate calculation. Are you experiencing or fast draining? Which Windows operating system version do you run?
Ultimate Guide to Batteryview 3.0.28: Features, Benefits, and Safe Download
Try the following, in order: 1) Ensure you are using the correct COM port. 2) Try a different USB-to-Serial adapter (FTDI is recommended). 3) Change your computer's system locale to "English (United States)". Non-English locales have been known to cause parsing errors in the software. 4) Try a different version of BatteryView (3.0.28, 3.0.33, 3.0.37).