At Keystone, we stand behind our products. We strive to mae the warranty claim process as easy and simple as possible.
1. Check to see if your ballast is under warranty. To do this, check the date code on the ballast and make sure that the week it was manufactured does not exceed today's date in the alloted warranty period. The date code can be found stamped on the side of the ballast.
EXPLANATION OF DATE CODES
|• The first 2 digits (09) refer to the year of manufacture.|
|• The second 2 digits (36) refer to the week of manufacture.|
|• The final 2 digits (02) refer to the bill of materials revision number and have no relation to the date of manufacture.|
|• The first 2 digits (11) refer to the week of manufacture.|
|• The next 4 digits (2007) refer to the year of manufacture.|
|• The final letter (H) refers to the assembly line used and has no relation to the date of manufacture.|
|• The first 2 digits (22) refer to the week of manufacture.|
|• The next 2 digits (11) refer to the year of manufacture.|
|T5, T5HO, T8, Circline and CFL Electronic Ballasts||5 Years|
|480V Step Down Transformers||5 Years|
|Occupancy Sensors||5 Years|
|Residential Grade and T12 Electronic Ballasts||3 Years|
|Magnetic and Electronic Sign Ballasts||3 Years|
|Low Voltage Transformers||3 Years|
|Magnetic Ballasts||2 Years|
|Emergency Ballasts||2 Years|
2. Collect the following information:
3. Click here to read our full Statement of Warranty.
4. Click below to fill out and submit a Warranty Claim Form.
Still have questions? Feel free to call us at 1-800-464-2680 for assistance.