Aiphone LEF-5 — 5-Call Open-Voice Master Station for Chicago
Model / Series: LEF-5
The Aiphone LEF-5 is the 5-call open-voice selective-call LEF Series master station — supports up to 5 stations, hands-free open-voice communication, 12 V DC powered, 800 mW at 20 Ω audio output, desk- or wall-mountable, 8-1/8 in × 7-1/2 in × 2-3/16 in. Wires up to 650 ft (22 AWG) or 1,600 ft (18 AWG) using Aiphone 10-conductor shielded #822212. The Chicago choice for medium offices, clinics, and small commercial sites with 4–5 audio stations.
Specifications
- Brand
- Aiphone
- Series
- Aiphone LEF Series
- Model
- LEF-5
- Form Factor
- Open-voice selective-call master station (desk or wall mount)
- Capacity (per Aiphone)
- Up to 5 stations
- Communication (per Aiphone)
- Open-voice hands-free; selective call
- Power (per Aiphone)
- 12 V DC
- Audio Output (per Aiphone)
- 800 mW at 20 Ω
- Wiring (per Aiphone)
- Aiphone 10-conductor overall shield #822212; up to 650 ft (22 AWG) or 1,600 ft (18 AWG)
- Dimensions (per Aiphone)
- 8-1/8 in H × 7-1/2 in W × 2-3/16 in D
Best Fit & Recommended For
Aiphone LEF-5 — 5-Call Master Station
The Aiphone LEF-5 is the 5-call open-voice selective-call LEF Series master station — supports up to 5 stations, hands-free open-voice communication, 12 V DC powered, 800 mW at 20 Ω audio output. The Chicago choice for medium offices, clinics, and small commercial sites with 4–5 audio stations.
What’s Confirmed by the Official Aiphone Spec
- Capacity: up to 5 stations
- Communication: open-voice hands-free; selective call
- Power: 12 V DC
- Audio output: 800 mW at 20 Ω
- Wiring: Aiphone 10-conductor overall-shield #822212; up to 650 ft (22 AWG) or 1,600 ft (18 AWG)
- Dimensions: 8-1/8 × 7-1/2 × 2-3/16 in
LEF Family — Pick by Station Count
| Master | Capacity | Best Fit |
|---|---|---|
| LEM-1DL | Up to 1 sub | Single-door site |
| LEF-3L | Up to 4 total (selective door release) | 2–3 doors with door release |
| LEF-5 (this page) | Up to 5 stations | Medium site, 4–5 stations |
| LEF-10S | Up to 11 stations | Larger / multi-room site |
Pair with the LE-DA door station for the door side.
Where the Aiphone LEF-5 Wins in Chicago
- Medium office 4–5 station audio
- Multi-room clinic / dental practice
- Mid-size retail multi-area audio
- Education multi-classroom audio
- Industrial / warehouse small-medium-site audio
- Hospitality reception + back-of-house multi-area
- Healthcare multi-station audio
- Property management office + 4–5 sub-areas
- Government / municipal multi-area audio
- Banking / financial branch multi-station
Local Chicago Coverage
Vidimost installs the Aiphone LEF-5 across the full Chicago metropolitan area for medium-site analog audio intercom deployments.
Recommended Pairings
- Aiphone LE-DA — LE Series door station
- LEF-3L, LEF-10S — sibling capacities
- LEM-1DL — single-call sibling
- PS-1208UL power supply (specified per project)
Professional Installation by Vidimost
Vidimost LLC installs the Aiphone LEF-5 across Chicago for medium-site analog audio intercom deployments. Full-scope service includes site walkthrough, master-station placement, 10-conductor shielded cabling, distance verification, 12 V DC supply, and station addressing. Contact us for a free site walkthrough and quote.
Frequently Installed Together
Aiphone
Aiphone LE-DA
The Aiphone LE-DA is the LE-Series analog audio door station — flush-mount in a 2-gang back box (or surface with the SBX-2G/A adapter), hands-free communication when the master station answers, IP33 weather rating, 14 °F to 140 °F operating range. Wires with 3-conductor shielded cable up to 650 ft (22 AWG) or 1,600 ft (18 AWG) to the farthest LEF/LEM master station. The Chicago choice for cost-conscious analog audio-only door entries paired with LEF / LEM masters.
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Aiphone LEF-3L
The Aiphone LEF-3L is a 3-call open-voice selective-call LEF Series master station with selective door release — supports up to 4 stations total (itself plus 3), 12 V DC powered, 800 mW at 20 Ω audio output, hands-free open-voice communication, desk- or wall-mountable, 8-1/8 in × 7-1/2 in × 2-3/16 in. Wires up to 650 ft (22 AWG) or 1,600 ft (18 AWG) using Aiphone 10-conductor shielded #822212. The Chicago choice for small offices, clinics, and 2–3 door audio sites with door release.
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Aiphone LEF-10S
The Aiphone LEF-10S is the largest LEF Series master station — selective-calling open-voice master with capacity for up to 11 total stations (itself + 10), 12 V DC powered (PS-1208UL; PS-1225UL with BG-10C extension), 800 mW at 20 Ω audio output, hands-free open-voice communication, desk- or wall-mountable, 8-1/8 in × 7-1/2 in × 2-3/16 in. Wires up to 650 ft (22 AWG) or 1,600 ft (18 AWG) using Aiphone 20-conductor shielded #822220. The Chicago choice for multi-floor offices, schools, healthcare facilities, and any site needing up to 10 audio stations from a central master.
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Aiphone LEM-1DL
The Aiphone LEM-1DL is the LEM Series 1-call master station — push-to-talk simplex communication, voice-volume control, N/O dry-contact door release, supports up to 1 door / sub station. 12–16 V AC or 12–24 V DC powered, 200 mA max at 24 V DC. Wires with Aiphone 2-conductor overall-shield #822202 / #821802. The Chicago choice for the simplest possible single-door / single-substation audio intercom system with door release.
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