The LiftMaster 02-409 Lock Key Switch Assembly is a 2-position Nema 4/12 lock designed for use with gates and doors. This switch assembly is compatible with Chamberlain brand products and is specifically designed for locks, providing a secure and reliable solution for home and garage door security. Made by the trusted brand LiftMaster, this key switch assembly ensures durability and functionality for your gates and doors. This item was found in an abandoned storage unit.  See pictures for condition and contents.  T31