This document introduces universal keypads that can be used to repair, upgrade, replace, or automate operators for doors of any brand or type. The keypads allow for increased flexibility and business opportunities in after-sales service. They also provide a solution for any access control situation and help ensure recurring business from lost or damaged cards. Specific products described are 12V and 24V wired keypads that operate with codes, cards, or both, and have memory for 1000 cards. Sets of magnetic cards that work with the keypads are also listed.