Shenzhen Atongda Technology Co., Ltd
| Operating temperature | -10°C to 55°C |
| Product name | Telephone Multiplexer |
| Signal Type | Analog or Digital |
| Numberof Channels | Typically 2 to 128 channels |
| Power Supply | AC 110-240V or DC 12V |
| Supply Ability | 10000pcs/Month |
| Payment Terms | T/T |
| Delivery Time | 5-7 days |
| Latency | Minimal, typically less than 1 ms |
| Isolation | Electrical isolation between channels |
| Interface Type | RJ11, RJ45, or terminal block |
| Packaging Details | 2pcs/box |
| Interfacetype | RJ11, RJ45, or Terminal Block |
| Number Of Channels | Typically 2 to 64 channels |
| Model Number | ATD-T1024-T/R |
| Place of Origin | CHINA |
| Certification | CE ROSH FCC ISO |
| Brand Name | OEM/atongda |
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Product Specification
| Operating temperature | -10°C to 55°C | Product name | Telephone Multiplexer |
| Signal Type | Analog or Digital | Numberof Channels | Typically 2 to 128 channels |
| Power Supply | AC 110-240V or DC 12V | Supply Ability | 10000pcs/Month |
| Payment Terms | T/T | Delivery Time | 5-7 days |
| Latency | Minimal, typically less than 1 ms | Isolation | Electrical isolation between channels |
| Interface Type | RJ11, RJ45, or terminal block | Packaging Details | 2pcs/box |
| Interfacetype | RJ11, RJ45, or Terminal Block | Number Of Channels | Typically 2 to 64 channels |
| Model Number | ATD-T1024-T/R | Place of Origin | CHINA |
| Certification | CE ROSH FCC ISO | Brand Name | OEM/atongda |
| High Light | Rack Mount Fiber Optic Multiplexer ，PBX Fiber Optic Multiplexer ，Telephone 24 Channel Multiplexer | ||
The 24-Channel Rack-Mount Telephone Fiber Optic Multiplexer is a professional-grade solution designed for high-density applications requiring reliable long-distance analog voice communication. Supporting twenty-four independent telephone channels, the system converts traditional telephone lines into optical signals for secure, high-fidelity, and long-distance transmission.
Built with advanced fiber optic technology, the multiplexer eliminates EMI, RFI, lightning surges, and signal degradation common to copper lines, ensuring crystal-clear voice transmission. Ideal for corporate PBX systems, campus intercom networks, industrial telecommunication facilities, control centers, transportation hubs, and security monitoring operations.
Its 19-inch rack-mount design allows seamless integration into communication cabinets and server rooms. Plug-and-play operation, industrial metal housing, and fanless design ensure continuous and reliable operation in demanding environments, making it suitable for mission-critical voice networks.
The 24-channel rack-mount telephone fiber optic multiplexer transmits twenty-four independent analog telephone lines over optical fiber, delivering high-quality, low-latency, and interference-free voice communication for PBX systems, intercom networks, industrial facilities, and telecom applications.
Technical Specifications
| Parameter | Specification |
| Product Type | 24-Channel Rack-Mount Telephone Fiber Optic Multiplexer |
| Telephone Channels | 24 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 20 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 |
Company Details
Business Type:
Manufacturer
Year Established:
2013
Total Annual:
8000000-12000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
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