The PE-3 utilizes the low profile surface mounting base, Model DB-3S, which may be attached to either a 4″ octagonal 4″ square wiring box or single gang outlet box – or the audible base Model ADB-3, which must be attached to a 4″ square deep wiring box.
Current Requirements: Normal – 100ua max.
Alarm – 135mA. max.
Voltage Range: 16V min., 27V max.
Operating Temperature: +32°F (0°C) to 100°F
(38°C) per UL standard