Does Joule have a warranty? Ellen Kutscher Updated March 19, 2019 20:35 Joule comes with a one-year limited warranty. You can view the full details of the warranty here. Related articles My Joule is noisy or making unusual sounds How do I find Joule's serial number? Why is the LED on my Joule blinking and what does the light color mean? Did you purchase a used Joule? What is a factory reset, and how do I perform one? Comments 0 comments Article is closed for comments.