The answer to 'when to replace EV charger installation' is that you should typically replace your EV charger every 5-10 years, or sooner if it's showing signs of wear or damage. EV chargers are designed for long-term outdoor use, but like any electrical equipment, they can degrade over time due to weather, temperature changes, and general wear and tear.
Common signs that it's time to replace your EV charger include the unit no longer working properly, visible damage to the casing or cord, or if your car is no longer charging as quickly as it used to. If you notice any issues with your EV charger, it's best to have a licensed electrician inspect and replace it to ensure your safety and the continued reliable operation of your electric vehicle.