Aiphone LEF-3 Analog 3-Channel Master Station

Aiphone LEF-3 Analog 3-Channel Master Station

The LEF-3 is a selective calling open voice style master station with the capacity of up to 4 total stations. The Aiphone LEF-3 is an analog 3-channel master station designed for smaller intercom systems. It allows users to manage up to three channels for clear, efficient communication, making it ideal for residential or smaller commercial applications.

Aiphone LEF-3 Key Features

• Supports up to 4 total master, sub, or door stations
• LED and tone to announce incoming calls
• Push-to-talk to calling master station
• Hands-free communication at responding station
• Selective monitoring
• Voice and call tone volume controls

Aiphone LEF-3 Technical Specifications

• Power Source: 12V DC, 300mA per station. Use PS‑1208UL, or PS-1225UL for systems with BG-10C.
• Output: 800mW @ 20Ω (reception); 500mW @ 20Ω (transmission)
• Communication: Press-to-talk, release-to-listen at master station. Hands-free at responding station.
• Talk Channel: 1 talkpath. Occupied LED when in use.
• Wiring: 5 common wires (E, R, Y, +, -), plus 1 individual wire per station, looped.; Sub stations: 2 wires homerun in single master systems, or 2 common wires (E, -), plus 1 individual wire per station, looped or homerun.
• Capacity: Up to 4 stations, intermixable
• Wiring Distance: 650' w/22AWG; 1600' w/18AWG
• Operation Temp: 32°~104°F (0°~40°C)
• Dimensions: 7-1/16" H x 5-5/8" W x 2-1/8" D