The answer to 'how long does mini split last' is that a well-maintained mini-split air conditioner system can typically last 10-15 years. Mini-splits are durable and energy-efficient ductless HVAC units that are popular for their compact size and flexible installation options. With proper care and regular maintenance, such as cleaning filters and coils, a mini-split can provide reliable cooling and heating for over a decade.
However, factors like usage, environment, and maintenance can impact the lifespan. Mini-splits installed in harsh climates or used heavily may have a shorter lifespan of 8-10 years. Neglecting maintenance can also shorten the system's life. Homeowners should have their mini-split inspected and serviced annually by a qualified HVAC technician to ensure optimal performance and longevity.