Upgrade Pick: Victron Energy BMV-712 Smart 500A.Best Screen: Renogy 500A Battery Monitor.Top Pick: Victron Energy SmartShunt 500A.Quick Recommendations: Best Battery Monitors Keep reading for my full battery monitor reviews and recommendations. The 2 other monitors I tested are also great options. It’ll perform the basic functions of monitoring your battery’s voltage, state of charge, remaining capacity, and charging or discharging current.
If you’re on a budget, I think the AiLi 350A Battery Monitor is a good bare-bones monitor that has the necessary features and settings you need to monitor your batteries for cheap. Plus there’s a water-resistant version with an IP65 rating for wet or marine environments. It’s the easiest to install, works with virtually every type of RV and solar battery, has built-in Bluetooth for remote monitoring, and is one of the most customizable and accurate battery monitors I’ve used. Over the past couple months, I’ve been testing 4 of the best battery monitors for RVs, boats, and 12V to 48V solar systems.Īfter installing and setting up each monitor, poring over their product manuals, performing charging and discharging cycles, and testing extra features such as Bluetooth and midpoint monitoring, the Victron SmartShunt is my favorite battery monitor.