Is Your Solar Inverter Right for Perth's Sun?
Quick answer: Perth's intense, long-duration summer sun (over 3,200 hours of sunshine a year, with panel-facing heat regularly pushing past 40°C) causes ordinary inverters to "derate" — automatically cutting output to protect themselves from overheating. If your inverter isn't rated for sustained heat, poorly located, or undersized for your panel array, you could be losing a...