Fire Control Panels Recalled by Bosch Security Systems Corp. Due to Alarm Failure Posing a Fire Hazard The Bosch-branded fire alarm panel is locking red wall box with dimensions 22.7” high by 14.5” wide by 4.3” deep. The status, date and time can be seen through a glass screen on the panel door. The word “BOSCH” is printed on the right corner of the panel and the model number “FPA-1000-UL” is printed on the bottom left below the glass screen. The alarm panels featured software versions 1.10, 1.11 and 1.12, which can be determined by installers. They were designed to be used in small to medium-sized facilities in both public and residential buildings.