The answer to 'when to replace EV charger' is that you should replace your EV charger when it is no longer functioning properly, has been damaged, or is no longer compatible with your electric vehicle. EV chargers typically last 5-10 years with proper maintenance, but factors like usage, environmental conditions, and technological advancements may require replacement sooner.
Signs it's time to replace your EV charger include the charger not powering on, charging slower than normal, or giving error messages. You should also replace the charger if it has been damaged by water, extreme temperatures, or physical impact. Additionally, as EV technology evolves, your charger may become incompatible with newer vehicle models, necessitating an upgrade.