The answer to 'how long will air conditioner last' is that a well-maintained air conditioner can typically last 15-20 years. However, the actual lifespan of an AC unit can vary depending on several factors, including the quality of the equipment, how often it's used, and how well it's maintained.
Proper maintenance, such as regular cleaning, filter changes, and professional tune-ups, can help extend the life of your air conditioner. Additionally, factors like the climate, usage patterns, and the quality of the initial installation can all impact an AC unit's longevity. It's important to follow the manufacturer's recommendations for maintenance and to address any issues promptly to ensure your air conditioner lasts as long as possible.