Solar panels are made with very durable tempered glass that is impact tested to withstand strikes of greater than 50 miles per hour.
Are solar panels susceptible to hail damage.
Unusually large hail storms can indeed damage solar panels but solar panels are designed and engineered to generally withstand hail the size of golf balls or smaller.
But if you live in an area where large hail is common there are a few things you can do to minimize your risk.
Solar panels can get damaged in a number of ways one of the most obvious is hail falling trees and flying debris in a storm.
Water damage can also occur when the seals on the panels deteriorate as the panels age.
Poor quality solar panels are particularly susceptible to damage.
One of these is iec 61215 which involves accelerated stress tests to see how well the module holds up under heat cold wind humidity uv light and mechnical stress including hail.
Solar panels and hail.
This can result in shattering of the panels or even micro cracks.
One minute the sun is shining bright across the lone star state then suddenly debris the size of golfballs rattles down and wreaks havoc that s often.
As we mentioned earlier solar panels are also very susceptible to water damage in the event that the panels are scratched or chipped.
We take our high speed camera to the westpak testing facility where we fire balls of ice at different velocit.
Solar panel manufacturers test their products to ensure that they are capable of withstanding hail storms.
Hail tests and certifications for solar panels.
Solar panels are designed to withstand weather including hail and thunderstorms.
However just like your car windscreen can sometimes get damaged by extreme hail the same can happen to your panels.
In order for a solar panel to be approved by the california energy commission there are a number of certification tests that it must pass.
How much hail damage can a solar panel endure.
Solar panels and hail damage can happen in the blink of an eye.
Although made from laminated glass hail falling between 30 100km is hard to withstand.