IDM GP2000-30E Ultra-Broadband Integrated Services Fiber Multiplexer, 30 Phone Lines, 2 Gigabit Ethernet Ports, 4E1
The IDM GP2000-30E ultra-broadband integrated services fiber multiplexer utilizes 2.5G fiber transmission bandwidth (G.703 standard) and adopts PCM30/31 format. It provides dual-fiber mutual backup, and directly offers telephone service interfaces (30 channels of FXO, FXS, or magnetic ring), 2 groups of physically isolated wire-speed 1000M Ethernet (total 2000M), E1 (1-4 E1 channels), HDMI HD video transmission, and various other user interfaces. Additionally, this device is easy to install and can meet the requirements of various application environments. It provides dual-fiber mutual backup and can also be combined with other devices to form multiple physically isolated Ethernet ring network telephone optical transceivers, ring network telephone optical transceivers, and point-to-multipoint star network telephone optical transceivers.
I. Overview
The IDM GP2000-30E Ultra-Broadband Integrated Service Optical Multiplexer utilizes 2.5G optical fiber transmission bandwidth (G.703 standard) and adopts the PCM30/31 format. It provides dual-fiber mutual backup and directly offers telephone service interfaces (30 channels of FXO, FXS, or Magneto), 2 groups of physically isolated wire-speed 1000M Ethernet (2000M total), E1 (1-4 E1 channels), HDMI HD video transmission, and various other user interfaces. Additionally, the device is easy to install and suitable for various application environments.
It provides dual-fiber mutual backup and can also be combined with other devices to form multiple physically isolated Ethernet chain network Telephone Optical Terminal, ring network Telephone Optical Terminal, and point-to-multipoint star network Telephone Optical Terminal.



II. Product Features
Standard 19-inch 1U chassis design for easy installation;
Provides 2 2.5Gbps SFP optical interfaces with optical port 1+1 protection;
Provides 30 standard-defined telephone interfaces;
Provides 2 independent 1000M Ethernet interfaces;
Provides 4 groups of E1 interfaces supporting transparent transmission mode;
Provides standard SNMP network management interface;
Equipped with comprehensive function control switches and alarm indication features.
III. Technical Specifications
Optical Interface
Interface Type | SFP | Fiber Mode | Single-mode (Multi-mode optional) |
Fiber Rate | 2.5Gbps | Wavelength | 1310nm/1550nm |
Transmit Optical Power | -1~-3dBm | Receiver Sensitivity | Better than-24dBm |
E1 Interface
Line Rate | 2048Kbps | Line Code | HDB3 |
Standard Protocol | SupportsITU-T G.703 | Impedance | 75Ω/120Ω |
Frame Structure | PCM30/31 | Mode | Transparent |
Ethernet
Interface Type | RJ45 | Transmission Rate | 10M/100M/1000M |
Standard Protocol | SupportsIEEE802.3 | Operating Mode | Full/Half Duplex/Auto-Negotiation |
FXO/FXS Interfaces
Audio Frequency Range | 300Hz~3400Hz | Impedance | Triple Complex Impedance200Ω+560Ω//0.1Μf |
Compression Ratio | ITU G.711 A-law | Loop Current | 25mA/channel |
Power Supply and Power Consumption
Power Supply | DC-48V / AC 220V /Dual Power Supply | Power Consumption | ≤100W |
Environmental Conditions
Operating Temperature | 0ºC~40ºC | Humidity | ≤90%(Non-condensing) |
IV. Application Example

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