UTL stands for “Under The Limit,” and it appears to be a brand name for a charger controller, which is a device used to regulate the charging of batteries, typically in electric vehicles or other applications where a large battery is used. A charger controller can help to ensure that the batteries are charged safely and efficiently, and can also provide features such as overcharge protection to prevent damage to the batteries. Charge Controllers come with a range of features, such as temperature compensation, low voltage control, low voltage disconnect and many more. It is an intelligent controller that can monitor and control the charge of the battery, and is suitable for various applications, such as RV, caravans, boats, and many more. It has an LCD display which can be used to monitor the current, voltage, temperature and other parameters. It also provides safety features like over-voltage protection and short circuit protection. It is a reliable and durable product which can be used for a long time.