The easiest and safest way to reduce the voltage from a solar panel that is operating is to connect it to a step-down converter. These are also known as Buck Converters.
[PDF Version]
We are a leading UK supplier of quality new and refurbished power transformers up to 100MVA. Manufactured and tested in accordance with internationally recognised standards (IEC60076 or equivalent),.
[PDF Version]
A: Most modern panels range between 250W to 400W, with voltages around 30-40V. Q5: Does this include system losses? A: No, consider multiplying by 0. 85 to account for typical system inefficiencies.
[PDF Version]
DIY Ground mounted Solar Panels with adjustable angles video shows how to make your own 2X4 solar panel frames and mount them to the ground. The total maximum output is 1000 watts. more.
[PDF Version]