Extended Lifetime Warranty

Upgrading your Thunderbolt® electronic deadbolt lock warranty provides several benefits. It extends the coverage period, protecting your locks for a longer duration—in fact, from 1 year to a LIFETIME. Additionally, it includes enhanced services, such as a complete lock rebuild or replacement. Upgrading your warranty ensures that you have comprehensive protection for your Thunderbolt® Locks. Our $39.99 lifetime warranty covers all the locks in a your order — with no limit, no matter how many locks you buy, they’re all covered when purchased together.