Telephone 32 Channel Fiber Optical Multiplexer Rackmount Long Distance Voice Transmission
This 32-channel rack-mount telephone fiber optic multiplexer enables the long-distance transmission of up to 32 analog telephone lines over a single optical fiber. Designed for high-fidelity voice communication, it provides reliable performance across enterprise, campus, industrial, and government environments. The compact 1U rack design allows easy installation and integration into existing PBX or telephone systems. Each line is clearly labeled, ensuring straightforward deployment. Built-in protection and EMI resistance guarantee stable operation, even in electrically noisy environments. Ideal for extending voice networks over long distances, this fiber converter simplifies infrastructure while maintaining high-quality audio.
Product Overview
High-performance 32-channel telephone fiber converter transmits up to 32 analog lines over a single fiber for long-distance, high-fidelity communication. Ideal for offices, campuses, industrial facilities, and secure voice networks.
Product Features:
- Supports 32 analog telephone lines over a single fiber link
- Rack-mount 1U compact design for efficient installation
- High-fidelity voice quality with minimal signal loss
- Long-distance transmission up to 20 km (single-mode fiber)
- RJ11 interface for easy PBX or telephone system connection
- Anti-EMI and RFI interference protection
- Plug-and-play operation, no software required
- Clear labeling for each channel for quick setup and maintenance
Specifications Table:
| Parameter | Specification |
| Product Type | 32-Channel Rack-Mount Telephone Fiber Optic Multiplexer |
| Telephone Channels | 32 Channels |
| Interface Type | RJ11, FXS / FXO Optional |
| Voice Signal Type | Analog Telephone |
| Voice Coding | PCM Digital Transmission |
| Frequency Response | 300Hz – 3400Hz |
| Signal-to-Noise Ratio | ≥65 dB |
| Harmonic Distortion | ≤1% |
| Crosstalk Isolation | ≥65 dB |
| Transmission Delay | ≤5 ms |
| Fiber Connector | SC Standard (FC/ST Optional) |
| Fiber Type | Single-Mode / Multi-Mode |
| Wavelength | 1310 nm / 1550 nm |
| Transmission Distance | Up to 15 km (single-mode), up to 2 km (multi-mode) |
| Optical Loss Budget | 10–28 dB |
| Power Supply | AC 110V-220V |
| Power Consumption | ≤20 W |
| Status Indicators | Power, Fiber Link, Telephone Channel Status |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 0–95% Non-Condensing |
| Housing Material | Aluminum Alloy, Rack-Mount 1U |
| Cooling Method | Fanless |
| MTBF | >100,000 Hours |
| Installation | 19-inch Rack Mount |
| Protection Level | Industrial Grade |
| Certifications | CE, FCC, RoHS |
Application
Package Contents
- 1 × 32-Channel Telephone Fiber Optic Transmitter (TX)
- 1 × 32-Channel Telephone Fiber Optic Receiver (RX)
- 2 × Power Adapters
- 1 × User Manual
- 1 × Quick Installation Guide
- 1 × Warranty Card
- 1 × Protective Packaging Box
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