Depending on the region, Deep Discovery products come with 1 year or 3 year hardware warranty. However, the warranty can be extended for an additional cost, which will brings the maximum HW warranty of up to 5 years
Trend Micro only commits to support for software upgrade to latest versions for those hardware appliances which have hardware warranty within 5 years. Beyond 5 years, we cannot guarantee that it will be able to support upgrade to the latest software version.