The LEF-3L is part of Aiphone
Specs
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)
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.
Relay Contact RY-PA, normally open or normally closed output, 1A, up to 110V AC or 24V DC.
Capacity Up to 4 stations, intermixable
Wiring Distance 650' w/22AWG; 1600' w/18AWG
Dimensions 7-1/16" H x 5-5/8" W x 2-1/8" D
