Compact 12V Battery Charger and Power Supply for DIYers

The key benefits of this product are its versatility in catering to all your power needs, whether you're on the road in your RV or using your car's audio system. By connecting your car to the charger, you can enjoy your favorite tunes without any hassle. Additionally, the device reduces output to safe levels if temperatures exceed preset limits, ensuring your safety. The PowerMax is designed for easy installation and can be set up in just 10 minutes.

The PM3 SERIES offers a range of features that make it a reliable and efficient power solution. It includes an inverter, converter, battery chargers, AC & DC power distribution center, automatic transfer switches, generators, and water pumps, all of which are compatible with lithium batteries. The device provides a constant, clean fixed output voltage for power supply during diagnostics and reprogramming, with a fully regulated DC output available in 75A, 100A, and 120A outputs.

The output voltage can be fixed between 13Vdc and 16.5Vdc to meet vehicle battery requirements, including lithium batteries, which typically require 13.8V. The device also features a smart battery charging mode for general battery care and maintenance, with settings of 14.6Vdc, 13.6Vdc, and 13.2Vdc (factory setting). The digital output voltage display allows for easy monitoring, and the product is equipped with overtemperature protection, over and under current protection, reverse polarity protection, and brownout input protection.

The PM3 SERIES has received positive customer reviews, with an average rating of 4.6 out of 5 stars based on 1,713 reviews. In contrast, the PM4 SERIES has a slightly lower rating of 4.1 out of 5 stars based on 43 reviews, with a price of $136.36. The PM3 SERIES is available at $100.00, $119.00, and $119.00, making it a more affordable option compared to the PM4 SERIES.

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