The answer to 'how long will air handler last' is that the average lifespan of an air handler is 10-15 years with proper maintenance. Air handlers are a critical component of your HVAC system, responsible for circulating air throughout your home. With regular professional servicing and basic DIY upkeep, you can extend the life of your air handler and avoid costly replacements.
Factors that impact an air handler's longevity include the quality of the unit, how often it's used, and the environment it operates in. Units in hotter, more humid climates may have a shorter lifespan than those in milder regions. Proper airflow, filter changes, and cleaning can also extend the life of your air handler.