LC106EX-A0-AD Explosion-Proof GRP Hotline Telephone (SIP/Analog) with LCD Option | ATEX / IECEx / EAC / INMETRO Certified | Zone 1, 2 & 22 | 2-Year Warranty
The LC106EX-A0-AD Explosion-Proof GRP Hotline Telephone (SIP/Analog) is a rugged industrial communication station designed for instant emergency connection in hazardous environments.
Featuring automatic dialing upon handset lift (hotline operation) and no keypad, this model ensures immediate connection to a pre-programmed control room, emergency center, or security post — eliminating dialing delays and user errors.
Available in SIP (VoIP) or Analog (line-powered) configurations, with optional backlit LCD display (with integrated heater) or non-display version.
Key Features
Automatic Hotline Operation – Instant auto-dial when the handset is lifted
No Keypad Design – Prevents misuse, ensures dedicated emergency communication
Optional LCD Display – 128 × 64 backlit display with integrated heating for ultra-low temperatures
Explosion-Proof Certified – ATEX / IECEx / EAC / INMETRO
IP66 (NEMA 4X equivalent) Protection – Dust-tight and water jet resistant (IEC 60529)
GRP (Glass Reinforced Polyester) Enclosure – Corrosion-resistant, impact-resistant, chemical-resistant
Dual Platform Availability – SIP (VoIP) or Analog version
Connectivity Options:
SIP (VoIP) Version
Protocol: RFC 3261 compliant SIP
Power: Power over Ethernet (PoE 802.3af) or DC12V
Features: Web-interface configuration, remote management, HD Voice
Analog Version:
Connection: Standard 2-wire PSTN/PABX line
Power: Line-powered (No external power required)
Compatibility: Works with all major industrial PABX systems
Clear Communication:
Noise-cancelling microphone
Echo cancellation and HD voice
Powerful internal ringer: 90 dBA @ 1 m (3.3 ft)
Inductive coupler fitted as standard for hard-of-hearing users
Designed for Hazardous Environments
High-impact SMC glass fiber reinforced polyester (GRP) enclosure resistant to shock, vibration, corrosion, acids, alkalis, and lubricants.
Stainless-steel hardware and vandal-resistant handset
Fully sealed construction with IP66 (NEMA 4X equivalent) protection against dust and water
Resistant to mechanical impact, chemicals, humidity, and outdoor exposure
Operating temperature:
−40°C to +65°C (−40°F to +149°F)
Certified Explosion Protection
Complies with international safety standards:
Ex-Marking (Gas): Ex eb ib [ib Gb] mb IIC T6/T5 Gb
Ex-Marking (Dust): Ex ib [ib Db] tb IIIC T80°C/T95°C Db
Ambient Temperature (T6 / T80°C): -40°F to +104°F (-40°C to +40°C)
Ambient Temperature (T5 / T95°C): -40°F to +131°F (-40°C to +55°C)
Certification Body: CSA Group (IECEx CSA 23.0034X / CSANe 23ATEX1182X)
Environmental Rating: NEMA 4X / IP66 (Dust-tight, Weatherproof, Corrosion-resistant)
Impact Resistance: IK10 (Vandal-resistant die-cast aluminum)
Approved for Zone 1, Zone 2, and Zone 22
Available Customizations (Need a custom solution? Contact us through Fast Inquiry):
Standard Colors: Yellow and Black
Optional Colors: Orange, Red, Green, Blue (MOQ applies)
Custom labeling or engraved identification
Armored or heavy-duty curly handset cord
Installation & Reliability
Wall-mounted design
Bottom cable entry to prevent tampering
Electronic/magnetic hook switch with no moving parts
MTBF > 50,000 hours (5.7 years 24 hours of continuous operation)
Where It Is Used
The LC106EX-A0-AD Explosion-Proof GRP Hotline Telephone (SIP/Analog) is intended for installation in:
Oil & gas production facilities
Refineries and petrochemical plants
Offshore platforms
Mining and tunneling operations
Power generation stations
Chemical processing plants
Heavy industrial environments
Order Information:
- LC106EX-A0-AD-LCD-B-S – Explosion Proof GRP Industrial Wall-Mounted Telephone, SIP Version, with LCD, Black housing
- LC106EX-A0-AD-LCD-B-A – Explosion Proof GRP Industrial Wall-Mounted Telephone, Analog Version, with LCD, Black housing
- LC106EX-A0-AD-LCD-Y-S – Explosion Proof GRP Industrial Wall-Mounted Telephone, SIP Version, with LCD, Yellow housing
- LC106EX-A0-AD-LCD-Y-A – Explosion Proof GRP Industrial Wall-Mounted Telephone, Analog Version, with LCD, Yellow housing
- LC106EX-A0-AD-B-S – Explosion Proof GRP Industrial Wall-Mounted Telephone, SIP Version, Black housing
- LC106EX-A0-AD-B-A – Explosion Proof GRP Industrial Wall-Mounted Telephone, Analog Version, Black housing
- LC106EX-A0-AD-Y-S – Explosion Proof GRP Industrial Wall-Mounted Telephone, SIP Version, Yellow housing
- LC106EX-A0-AD-Y-A – Explosion Proof GRP Industrial Wall-Mounted Telephone, Analog Version, Yellow housing
Why Choose This Model
True hotline operation – automatic call upon handset lift
Explosion-proof certified for Zone 1, 2 & 22
Corrosion-resistant GRP enclosure with IP66 protection
Available in SIP (VoIP) or Analog versions
Optional heated LCD for extreme climates
High reliability with MTBF over 5.7 years continuous operation
Designed specifically for critical emergency communication in hazardous industrial environments
LC106EX-A0-AD Explosion-Proof GRP Hotline Telephone (SIP/Analog) with LCD Option
Explosion Protection Certification
Complies with:
- Ex eb ib [ib Gb] mb IIC T6/T5 Gb
- Ex ib [ib Db] tb IIIC T80°C / T95°C Db
Temperature Classification:
T6 / T80°C:
- -40°C to +40°C
- -40°F to +104°F
T5 / T95°C:
- -40°C to +55°C
- -40°F to +131°F
Approved for:
Zone 1, Zone 2, Zone 22Common Features (Analog & SIP)
-
Audio modes: Handset and hands-free speakerphone
-
Auto-dial, no keypad
-
Stainless steel front panel
-
Optional backlit LCD display (128 × 64 pixels, 4 lines × 15 characters)
-
Display with integrated heater for ultra-low temperatures
-
Handset with noise-canceling microphone
-
80 cm armored handset cord (31.5 in)
-
Hearing Aid Compatible (HAC)
-
Removable handset retainer latch
-
Cradle switch life: >1,000,000 operations
-
Remote programming capability
-
Automatic dialing with delay after handset lift
-
Wall mounting with mounting bar
-
GRP impact-resistant enclosure
-
IP66 protection (dust-tight and water jet resistant)
-
MTBF > 50,000 hours (~5.7 years continuous operation)
Available colors: Yellow and Black (standard), Orange, Green, Blue
Analog Model Specifications
Power & Electrical
Power Supply:
- 12 VDC or phone line powered
Operating Voltage:
- 24 VDC to 65 VDC
Operating Current:
- 20 mA DC to 100 mA DC
Ringer Operating Voltage:
- 48 VAC to 90 VAC
Calling frequency: 21 to 54 Hz
Ringing Volume:
- 80 dB(A) @ 1 meter
- 80 dB(A) @ 3.3 ft
Lightning / Surge Protection:
- ITU-T K.21 enhanced level
Dialing
Dialing Method:
- Pulse (PD) or DTMF (menu selectable)
- DTMF compliant with ITU-T Q.23
Compatibility
-
Compatible with all standard PABX systems
-
Sequential calling function (PABX dependent)
-
Scheduled dialing to central control phone (line supervision)
-
Supports external warning light powered from phone line
-
Phone line powered operation (no external power required)
Cable Entry
- 2 × M20 cable gland entry points
SIP (VoIP) Model Specifications
Power Options
- PoE (IEEE 802.3af)
- 12 VDC
- 100–240 VAC, 50/60 Hz:
Power Consumption
- Idle: 1.5 W
Working: 1.8 W
SIP & Audio
- SIP 2.0 (RFC 3261 compliant)
- Full duplex audio
Voice Codecs:
- G.711 A/U
- G.722 (8 kHz / 16 kHz)
- G.723
- G.729
Ringing Volume:
- 90–95 dB(A) @ 1 meter
- 90–95 dB(A) @ 3.3 ft
Echo Cancellation:
- G.168 compliant (96 ms hands-free support)
DTMF Modes:
- SIP INFO
- INBAND
- RFC2833
Network Interfaces
- WAN Port: 10/100Base-T RJ45 (Auto MDIX)
- LAN Port: 10/100Base-T RJ45 (Auto MDIX)
Network Features
-
Static IP or DHCP
-
VLAN support
-
Web-based configuration
-
Remote Telnet debugging
-
Firmware upgrade via web interface
-
Self-diagnostic testing
-
Adjustable microphone sensitivity and earpiece volume
-
SIP authentication (None, Basic, MD5)
-
DNS and DNS SRV support
-
Automatic primary/backup server switching
-
Hotline support
Data Protocols:
- IPv4, TCP, UDP, ICMP, ARP, DNS, DNS SRV
Cable Entry
- 2 × M20 cable gland entry points
Environmental Conditions
Operating Temperature:
- -40°C to +65°C
- -40°F to +149°F
Storage Temperature:
- -40°C to +75°C
- -40°F to +167°F
Ingress Protection:
- IP66 (NEMA 4X equivalent)
Mechanical & Packaging Information
Unit Dimensions:
- 303 × 240 × 129 mm
- 11.93 × 9.45 × 5.08 in
Shipping Dimensions:
- 405 × 280 × 170 mm
- 15.94 × 11.02 × 6.69 in
Packaging Materials:
- Pearl cotton (protective foam), carton
Weight:
- Gross Weight: 9 kg (19.84 lb)
- Net Weight: 8 kg (17.64 lb)
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