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
Shenzhen Atongda Technology Co., Ltd. is registered in Shenzhen hi-tech park of a professional engaged in the broadband access equipment and fiber optic communications equipment research and development, production and sales of scientific and technological enterprises. The products cover Industri... Shenzhen Atongda Technology Co., Ltd. is registered in Shenzhen hi-tech park of a professional engaged in the broadband access equipment and fiber optic communications equipment research and development, production and sales of scientific and technological enterprises. The products cover Industri...
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