Do You Need a Regulator For a Solar Panel? (Here’s When) The most essential part of this combination is the solar panels and we’ll take a look to see if you need a regular What does a regulator do on a solar panel? The solar panels collect the sun’s rays, and the batteries store the energy… What else could you possibly need, right?
Amazon. com: Solar Voltage Regulator 12v 1-16 of 920 results for "solar voltage regulator 12v" Results Check each product page for other buying options Price and other details may vary based on product size and color
7 Amp Solar Charge Regulator - Harbor Freight Tools This solar charge regulator protects and regulates the charge of a 12 volt storage battery using solar panels The solar charge regulator features three LED indicators (high voltage, low voltage, charging) and three connections for the solar panel (keyed two-pin connector), battery (keyed two-pin connector) and 12v output (3 in pigtail)