If a fixture is rated for 100,000 hours how long will it last?
The length of time a fixture can last is based on how long a fixture is illuminated per day. Based on hours of operation, 100,000 hours is: 24 hours per day = 11.4 years 18 hours per day = 14.8 years 12 hours per day = 22.8 years 8 hours per day = 34.2 years