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IDM GP4000-16E1 PDH Optical Terminal

IDM GP4000-16E1 PDH Optical Terminal

📅May 12, 2026
Model:IDM GP4000|Category:PDH

The IDM GP4000-16E1 PDH Optical Terminal provides 2 5Gbps SFP optical interfaces per unit, supports up to 16 E1 interfaces, and offers 4 groups of Gigabit (1000M) physically isolated Ethernet ports. It provides an IP-based SNMP network management interface, supports DDM and ALS, offers an order wire telephone, dual power supplies, and comprehensive alarm and monitoring functions. With high integration, low power consumption, stable performance, and ease of use, it can be widely applied in private networks such as public security, electric power, railway, and mining, as well as public networks including mobile, Unicom, and telecom operators.

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I. Overview

The IDM GP4000-16E1 PDH Optical Terminal provides 2 5Gbps SFP optical interfaces per unit, supports up to 16 E1 interfaces, and offers 4 groups of Gigabit (1000M) physically isolated Ethernet ports. It provides an IP-based SNMP network management interface, supports DDM and ALS, offers an order wire telephone, and features dual power supplies. With comprehensive alarm and monitoring functions, high integration, low power consumption, stable performance, and ease of use, it is well suited for a wide range of applications.

The IDM GP4000-16E1 PDH Optical Terminal can be widely deployed in private networks such as public security, electric power, railway, and mining, as well as public networks including mobile, Unicom, and telecom operators.

II. Product Images

III. Product FeaturesIDM GP4000-16E1 Rear Panel.jpg

III. Product Features

Ø 19-inch standard 1U chassis structure;

Ø Supports 2 2.5Gbps optical transmission interfaces with SFP optical module form factor;

Ø Supports up to 16 E1 interfaces, with 75Ω or 120Ω impedance options;

Ø Provides 4 groups of physically isolated 1000M Ethernet ports;

Ø Supports DDM and ALS; provides order wire telephone;

Ø Standard model offers a repeaterless transmission distance of 40 kilometers; custom distances beyond this are available upon request;

Ø Provides IP-based SNMP network management interface;

Ø DC -48V and AC 220V power options, with optional DC+DC, AC+AC, or AC+DC dual redundant power supplies.

IV. Technical Specifications

1) Optical Interface

Interface Type
SFP
Fiber Mode
Single-mode (Multi-mode optional)
Tx/Rx Rate
2.5G/5.25G
Tx/Rx Wavelength
1310nm/1550nm
Output Power
+2dBm
Receiver Sensitivity
Better than-20dBm
Transmission Distance
20Km; long-distance optical modules can be optionally installed to achieve fiber transmission over greater distances

2) E1 Interface

Line Rate
2.048Mbps
Line Code
HDB3
Standard Protocol
SupportsITU-T G.703
Impedance
75Ω/120Ω
Frame Structure
PCM30/32
Signaling
Channel-Associated Signaling

3) Ethernet

Interface Type
RJ45
Transmission Rate
10M/100M/1000M Auto-negotiation
Standard Protocol
Supports IEEE802.3
Operating Mode
Full/Half Duplex/Auto-negotiation

4) Power Supply and Consumption

Power Supply
AC220V/DC-48V
Power Consumption
≤90W

5) Environmental Conditions

Operating Temperature
-10oC ~+50oC
Relative Humidity
0~95% (non-condensing)

6) Product Dimensions

Length×Depth×Height
482×309×132(mm)

5. Application Cases

![Application Cases](

![IDM GP4000-16E1 PDH Optical Multiplexer](

![IDM GP4000-16E1 PDH Optical Multiplexer](