Due to changes in the UL325 Standard, effective August 1, 2018, FAAC has made some modifications to the 455 D software. New boards with a new part number and this latest software will be included in all new kits starting August 20.
New part numbers for 455 D control boards;
- 790944, Control Board, 115V
- 790945, Control Board, 230V
Old versions of the the 455 D, with the old part numbers, will still be available for replacements on existing installations.