Elevator Forum ForumsWhat’s NewRecent PostsMembers Forums General Discussion Technical Questions Otis OLOF Reverse P... Notifications Clear all Otis OLOF Reverse Phase Relay Technical Questions Last Post by Anonymous 1 week ago 1 Posts 1 Users 0 Reactions 768 Views RSS Montana (@Montana) Joined: 1 second ago Posts: 0 Topic starter 30/12/2020 1:46 am [#30439] Looking for a part number to replace an old Otis OLOF reverse phase relay. 480 VAC.Thanks Quote Share: