LC506-KB Rugged SMC Industrial SOS Telephone (SIP & Analog) – Noise-Canceling SOS Station
Industrial Emergency Communication | SIP/VoIP & Analog | IP66 (NEMA 4X/4) · IK10 · CE · FCC · RoHS · ISO9001 | 2-Year Warranty
The LC506-KB Rugged SMC Industrial SOS Telephone (SIP & Analog) – Noise-Canceling SOS Station is a heavy-duty communication solution designed for extreme industrial environments where reliability, durability, and clear voice transmission are critical. Built with a corrosion-proof SMC (Sheet Molding Compound) enclosure, this telephone provides exceptional resistance to impact, UV exposure, chemicals, and harsh weather conditions.
Specifically engineered for power plants, mining operations, tunnels, offshore platforms, chemical facilities, and transportation infrastructure, this industrial SOS telephone ensures stable and clear communication even in high-noise and hazardous environments. Its advanced noise reduction technology and industrial-grade components guarantee reliable performance in mission-critical applications.
Key Features
This Rugged SMC Industrial SOS Telephone (SIP & Analog) – Noise-Canceling SOS Station provides:
• Industrial-grade SMC housing with high resistance to corrosion, chemicals, and UV exposure • Advanced noise-canceling technology for HD voice clarity in loud environments • Handset with noise-cancelling microphone and armored cord • Full rubber keypad for reliable operation with gloves • LED indicator for incoming calls • Magnetic hook switch for extended service life • Hearing Aid Compatible (HAC) handset • Designed for continuous operation in harsh industrial conditions
SMC Housing – Key Advantage for Industrial Use
The enclosure is made of Sheet Molding Compound (SMC), a high-performance composite material widely used in heavy industrial applications.
Why SMC is superior:
Non-corrosive and resistant to chemicals, salt, and moisture
UV-stable – does not degrade under sunlight exposure
High mechanical strength and impact resistance (IK10)
Electrically insulated, improving safety in industrial environments
Lightweight compared to metal, simplifying installation
This makes the LC506-KB ideal for coastal areas, chemical plants, offshore facilities, and high-humidity environments, where traditional metal enclosures may corrode over time.
Why Choose LC506-KB Industrial Telephone
Extreme Durability. SMC composite housing ensures long-term performance in aggressive environments.
All-Weather Reliability. IP66 protection (NEMA 4X/4 equivalent) allows operation in rain, dust, and washdown conditions.
High Noise Performance. Advanced noise reduction ensures clear communication in factories, tunnels, and heavy machinery zones.
Dual Technology Platform. Available in both SIP/VoIP and Analog versions, enabling easy integration into new or existing systems.
Industrial-Grade Components. Designed to operate in extreme temperatures: Operating: –40°C to +70°C (–40°F to 158°F)
Long Service Life. MTBF >50,000 hours (~5.7 years continuous operation).
Connectivity Options (SIP & Analog)
1. SIP / VoIP Version (LC506-KB-S)
Power: PoE (IEEE 802.3af) or 12V DC
Protocol: SIP 2.0 (RFC3261), compatible with IP-PBX systems
Network: RJ45 Ethernet (10/100Base-T)
Features: Web configuration, remote diagnostics, full duplex communication
2. Analog Version (LC506-KB-A)
Power: Line-powered via PABX / PSTN
No external power required
Functions: Hotline dialing, auto-dial, simple integration with legacy systems
Designed for Harsh Industrial Environments
This Noise-Canceling SOS Industrial Telephone is ideal for:
Power plants and substations
Mining and underground tunnels
Oil & gas and offshore platforms
Chemical and processing plants
Ports, terminals, and marine environments
Railway and metro infrastructure
Heavy manufacturing facilities
Installation & Mounting
The LC506-KB is designed for fast and secure installation in industrial environments.
Installation Features:
Wall-mounted design for easy deployment
Multiple cable entries (M20 glands) for flexible wiring
Simple mounting on concrete, steel, or industrial structures
Anti-tamper design for vandal resistance
Typical Installation:
SIP: Connect Ethernet (PoE) or Ethernet + 12V DC
Analog: Connect to PABX/PSTN line (no external power required)
Optional connection to external speakers or signaling devices
Rear and bottom cable entry options ensure protection against mechanical damage and environmental exposure.
Environmental Specifications
Protection Rating: IP66 (NEMA 4X/4 equivalent)
Impact Resistance: IK10
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 (~5.7 years)
Available Customizations & Accessories
Color options (yellow, black or custom)
External loudspeaker integration
Acoustic hood for high-noise environments
Custom labeling or branding
Extended armored handset cord
Order Information
LC506-KB-S – Rugged SMC Industrial SOS Telephone, SIP/PoE powered LC506-KB-A – Rugged SMC Industrial SOS Telephone, Analog line-powered
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