LC101-AD-L Industrial Hotline Phone with Flashing Beacon. Yellow.
Analog | SIP | 4G LTE
The LC101-AD-L is a heavy-duty industrial hotline phone designed for immediate, highly visible communication in harsh and noisy environments.
A top-mounted flashing beacon ensures incoming calls are instantly noticed, even where audible alerts may be missed.
Enclosed in a vandal-resistant, corrosion-proof cast aluminum housing, the LC101-AD-L delivers reliable 24/7 operation in safety-critical locations.
Designed for
Industrial facilities, tunnels, mining sites, petrochemical plants, transportation infrastructure, outdoor areas, and remote installations where communication must remain visible, reliable, and always available.
Key benefit
Instant visual and voice communication in environments where noise, weather, or distance make conventional phones unreliable.
Why LC101-AD-L
Industrial hotline phone with flashing beacon
High-visibility LED beacon mounted on top
Optimized for high-noise environments
Reliable operation in extreme temperatures and weather
Long service life with MTBF over 65,000 hours
Flexible connectivity for any infrastructure
Connectivity options
Analog – Line-powered, two-wire analogue connection
SIP (VoIP) – SIP-based IP communication, PoE or external power
4G LTE – Cellular communication via SIM card, no wired lines required
Built for harsh conditions
IP66 / IP67 weather protection
Operating temperature: –40 °F to +158 °F (–40 °C to +70 °C)
Vandal-resistant cast aluminum enclosure
Armored handset cord
Clear communication
High-output ringer and industrial-grade audio
Flashing beacon for incoming call indication
Optional front-panel volume control (with or without volume adjustment)
Installation
Wall or pillar mounting
Simple integration into existing systems
Customization
Housing color: Yellow (standard)
Other colors: Red, Blue, Green, Black, Orange etc. on request
Beacon color options available at checkout
Custom inscriptions
Solar power and backup battery (4G version)
To request customization, please submit your requirements through the Fast Inquiry form at the bottom of the page.
LC101-AD-L Industrial Hotline Phone with Flashing Beacon (Analog, SIP, 4G LTE)
General (All Versions)
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Housing: Vandal-resistant cast aluminum, corrosion-proof
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Weather protection: IP66 / IP67
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Operating temperature:
–40 °C to +70 °C (–40 °F to +158 °F) -
Storage temperature:
–40 °C to +75 °C (–40 °F to +167 °F) -
MTBF: > 50,000 hours
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Mounting: Wall or pillar
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Handset: Vandal-resistant with armored cord
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Visual alert: Top-mounted LED flashing beacon
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Accessibility: Inductive coupler for hearing-aid users
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Keypad: Full keypad with programmable speed-dial (0–9)
Dimensions & Weight (All Versions)
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Unit size:
246 × 339 × 124 mm
(9.7 × 13.3 × 4.9 in) -
Shipping dimensions:
200 × 300 × 440 mm
(7.9 × 11.8 × 17.3 in) -
Net weight:
6 kg (13.2 lb) -
Gross weight:
7 kg (15.4 lb) -
Packaging: Foam padding, carton box
Analog Version
Power & Signaling
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Power supply: Line-powered from analogue telephone line
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Operating voltage: 24–65 VDC
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Operating current: 20–100 mA DC
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Ringer voltage: 48–90 VAC (21–54 Hz)
Audio
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Ringer volume:
80 dB(A) @ 1 m
110 dB(A) @ 1 m (with external horn)
Communication
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Dialing: DTMF (ITU-T Q.23) or pulse
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Programming: Remote via DTMF tones or local keypad
SIP (VoIP) Version
Power & Network
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Power supply: PoE (IEEE 802.3af) or 12 VDC
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Ethernet: 10/100Base-T (RJ45)
Communication
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Protocol: SIP 2.0 (RFC 3261)
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Codecs: G.711 A/U, G.722, G.723, G.729
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Communication mode: Full duplex
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Echo cancellation: G.168 (up to 96 ms)
Audio
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Ringer volume:
90–95 dB(A) @ 1 m
110 dB(A) @ 1 m (with external horn)
Network Features
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DHCP / Static IP
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VLAN support
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Dual SIP servers (primary / backup)
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Web-based configuration and diagnostics
4G LTE Version
Power & Communication
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Power supply: 12 VDC
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Power consumption:
Idle: 0.3 W
Active: 1.5 W -
Communication mode: Full duplex
Audio
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Ringer volume:
90–95 dB(A) @ 1 m
110 dB(A) @ 1 m (with external horn)
Configuration & Monitoring
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Configuration: Remote via SMS
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Functions:
Auto-dial / hotline
Call time limit (configurable)
Status reporting (signal, battery, audio levels)
Cellular Support
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Multi-band LTE / WCDMA / GSM
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Regional module options for North America, Europe, Asia, LATAM
Compliance
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Certifications: CE, FCC, RoHS, ISO 9001
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