Solar Charge Controller Specifications. Solar panel rating: 50W (4A, 12V nominal) (open circuit voltage: 18 to 20V) Output voltage range: 7 to 14V (adjustable) (not recommended for 6V applications) ...

Solar charge controllers are used in off-grid solar systems to ensure that batteries are charged at the correct voltage and current. ... For example, if you want to charge a 12V battery, ...

This 12V solar charge regulator meets most small-scale application requirements. With a current rating of 6A, it can handle up to a 100W solar panel. Its principle of operation is very simple and ...

For fans of golfing or boondocking (off-grid RV living), an MPPT controller allows you to charge a 36-volt or 48-volt battery with a single flexible 12-volt solar panel attached to the roof of ...

Versatile: Compatible with 12V/24V/36V/48V systems; Smart Control: Remote app and LCD display; ... At $119.99 with coupon, this solar charge controller offers excellent value for advanced features.

Solar charge controllers act as one-way valves, ... Common voltage ratings include 12V, 24V or 48V, but higher capacity controllers might offer even greater flexibility.

The US military has a vast fleet of tactical wheeled vehicles that are driven less than 3,000 miles per year. Small solar could save their batteries from dying, but needed a special controller.