Knowledge Base


Find answers to frequently asked questions, easy-to-use guides to troubleshoot and perform basic functions like changing the combination or changing the battery, and more.

ESL Lock Compatibility

ESL 5/15  can be compatible with each other, depending on the serial number on the lock.  Serials numbers can be found on the inside of the keypad housing.

  • ESL5 locks with serial numbers starting with a 5 (5#####) the correct replacement keypad part number is 0635365.
  • ESL5 locks with serial numbers starting with a 7 (7#####) the correct replacement keypad part number is 0635367.

Please note that plugging the wrong keypad into an ESL5 or ESL15 can cause damage to the lock.

ESL 10/20 will be compatible with each other.