
Telephone Optical Terminal

IDM-120PN Integrated Service Cross-Connect Multiplexing Equipment
4-channel E1 cross-connect, 4-channel E1 transparent transmission, 128-time-slot allocation, card-based expansion without replacing the entire unit
The IDM-120PN multi-service optical multiplexer uses dedicated large-scale integrated circuits and provides line-rate 100M Ethernet interfaces and 8 E1 interfaces over optical fiber, of which 4 E1 interfaces are used for cross-connect multiplexing and the other 4 E1 interfaces are used for transparent transmission. It is an optical multiplexing equipment that handles 2 to 4 optical signals. The IDM-120PN multi-service optical multiplexer uses a standard 19-inch 1U chassis with 8 universal slots and 2 expansion slots.
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IDM-NT104 Desktop 4-Channel Telephone Optical Multiplexer
4 telephone + 1 Ethernet over same fiber, saves a pair of transceivers, desktop installation with no configuration required
The IDM-NT104 telephone optical multiplexer extends voice and data services to various user areas, replacing remote small offices, achieving cross-boundary line extension, and relieving the load on switching offices; or, within urban areas, it overcomes the bandwidth and transmission distance limitations of twisted pair, thereby expanding the service coverage of switching offices.
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IDM-120N 128-Channel Telephone Optical Multiplexer
One unit replacing three units; voice channels, E1, and Ethernet over a single fiber; dual-card hot-swappable replacement without ringing interruption
The IDM-120N 128-channel multi-service optical multiplexer is a PCM integrated service optical fiber transmission equipment designed by our company using dedicated large-scale integrated circuits. Its total optical fiber transmission bandwidth is 155M, providing 2 shared line-rate 100M Ethernet interfaces, 4 groups of E1 transparent transmission interfaces, and 128 telephone subscriber channels. The IDM-120N 128-channel multi-service optical multiplexer also features dual backup and hot-swappable functions for the power card and ringing current card, greatly ensuring the reliability of service transmission.
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IDM-120PN2 Integrated Service Cross-Connect Multiplexing Equipment
Dual optical direction chain networking, 4 groups of E1 full time-slot cross-connection, dual-channel physically isolated Ethernet
The IDM-120PN2 multi-service optical multiplexer is based on the IDM-120P and provides 2 groups of high-speed optical interfaces in two optical directions, 4 groups of E1 transparent transmission interfaces, and 2 groups of wire-speed 100M Ethernet interfaces that can be physically isolated, facilitating the formation of optical chain networks and saving line resources
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IDM 300GP Telephone Optical Multiplexer
Dual physically isolated gigabit, 8 E1 transparent transmission, 30 telephone channels per card, 300 channels in full configuration
The IDM-300GP multi-service optical multiplexer provides 2 physically isolated line-rate 1000M Ethernet interfaces, 8 E1 transparent transmission interfaces, and FXO/FXS interfaces with caller ID. The IDM-300GP multi-service optical multiplexer simplifies transmission lines while reducing costs. The device features a card-based structural design, with each service card providing 30 telephone channels. It is simple to install and easy to maintain.
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IDM 300GP Gigabit Network Telephone Optical Multiplexer
14 card slots, on-demand card insertion, 30 channels per card, 300 channels in full configuration, 2 isolated gigabit interfaces, 8 groups
The IDM-300GP gigabit network telephone optical multiplexer provides 2 physically isolated line-rate 1000M Ethernet interfaces and 8 E1 transparent transmission interfaces. The device features a card-based structure, with each service card providing 30 telephone channels. It is simple to install and easy to maintain.
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IDM-300ME Telephone Optical Multiplexer
A pair of optical fibers supports 300 voice channels in full configuration, replacing 600 meters of 64-core cable, 13 slots fully populated
The IDM-300ME multi-service optical multiplexer provides 2 shared line-rate 100M Ethernet interfaces and 6 E1 transparent transmission interfaces. It also provides FXO and FXS interfaces with caller ID (CID) and supports up to 300 user voice channels in full configuration.
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IDM-300MP Telephone Optical Multiplexer
300-channel telephone 8E1 dual isolated 100M same-fiber 14-slot hot-swappable dual main control dual
The IDM-300MP multi-service optical multiplexer provides a 250M optical interface, 300 telephone channels + 8E1 + 2 physically isolated line-rate 100M Ethernet channels, and a standard SNMP network management interface.
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IDM-30EN-32 Integrated Service Access Device
32 Voice Channels, 4 Groups of E1 Transparent Transmission, 2 Channels of 100M Ethernet, One Fiber Saves Two Devices
The IDM-30EN-32 Integrated Service Optical Multiplexer uses optical fiber as the transmission medium and, by means of standard optical fiber or E1 transmission channels (ITU-T G.703 standard) and the PCM30/32 format, converts the telephone service signals or data signals to be transmitted
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IDM-8ENT Telephone Optical Multiplexer
8 telephone channels, 8 E1 channels, and 8 Ethernet channels over the same fiber; saves three transmission devices
The IDM-8ENT multi-service optical multiplexer provides a 155M optical interface in a standard 19-inch 1U chassis. The IDM-8ENT multi-service optical multiplexer provides 8 shared 100M Ethernet channels + 8 groups of transparent E1 + 8 telephone channels + 2 high-speed RS232 channels, with 220V/-48V optional
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IDM-ENT448 Centralized Telephone Optical Multiplexer
4U ten-slot, 8 telephone ports and 4 E1 ports per card, 4 Ethernet ports, one chassis replaces three units
IDM-ENT448 centralized multi-service optical multiplexer, 19-inch 4U standard card-based chassis; IDM-ENT448 centralized multi-service optical multiplexer provides dual -48 V power supply; 10 service card slots; each service card provides 4 Ethernet service ports, 4 E1 service interfaces, and 8 telephone service interfaces;
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IDM-ENT448 Telephone Optical Multiplexer
8 Telephone, 4 Ethernet, 4 E1 Single-Fiber Multiplexing — One Unit Replaces Three, Saving Rack Space and Links
The IDM-ENT448 multi-service optical multiplexer provides a 155M optical interface in a standard 19-inch 1U chassis. The IDM-ENT448 multi-service optical multiplexer provides 8 telephone channels + 4 shared 100M Ethernet channels (VLAN partitioning supported) + 4 E1 transparent channels, with 220V/-48V optional dual power supply.
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IDM GP2400-30E Telephone Optical Multiplexer
30 telephone channels plus 4 groups of physically isolated Fast Ethernet; dual-fiber dual power supply; services remain uninterrupted upon failure
The IDM GP2400-30E multi-service optical multiplexer utilizes 2.5G optical fiber transmission bandwidth (G.703 standard), adopts PCM30/31 framing, supports dual-fiber mutual backup, and directly provides telephone service interfaces (30 channels in total of FXO, FXS, or magneto) and 4 groups of physically isolated wire-speed 100M (400M in total). The IDM GP2400-30E multi-service optical multiplexer provides dual-fiber mutual backup and can also work with other equipment to form multiple groups of physically isolated Ethernet chain network telephone optical multiplexers.
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IDM-NT202 Centralized Telephone Optical Multiplexer
16 optical channels in a 3U chassis, telephone and Ethernet multiplexed over the same fiber, dual power supply 1+1 mutual backup
The IDM-NT202 multi-service optical multiplexer adopts a 19-inch 3U card-based chassis structural design; provides 16 dual-fiber (single-fiber) optical channels; the IDM-NT202 multi-service optical multiplexer provides 2 ordinary telephone interfaces with caller ID and 2 groups of shared 100M Ethernet channels, and the 2 Ethernet interfaces can be partitioned into VLANs arbitrarily; features comprehensive alarm indication; dual power cards supply power with 1+1 mutual backup;
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IDM-NT202B Desktop 2-Channel Telephone Optical Multiplexer
Telephone and Ethernet convergence over the same fiber, dual ports with shared 100M and VLAN partitioning, saving a pair of devices
The IDM-NT202B desktop 2-channel multi-service optical multiplexer adopts a desktop-type chassis structure design and provides 2 telephone interfaces and 2 shared 100M Ethernet interfaces over one optical fiber channel. The Ethernet interfaces of the 2-channel telephone optical multiplexer can be partitioned into VLANs arbitrarily. The IDM-NT202B desktop 2-channel multi-service optical multiplexer can be widely used for public telephone network access and dedicated line information transmission in sectors such as telecommunications data services, electric power, banking, public security, military, schools, and expressways.
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IDM-NT202 Telephone Optical Multiplexer
A Pair of Enclosures Delivers 2 Telephone Channels and 2 Ethernet Channels at Once, One Fiber Saves a Whole Set of Transmission Equipment
The 2-channel telephone optical multiplexer adopts a desktop type chassis structure design and provides 2 telephone interfaces and 2 groups of shared 100M Ethernet channels through 1 optical fiber channel, and the 2 Ethernet interfaces can be partitioned into VLANs at will; the IDM-NT202 multi-service optical multiplexer can be widely used for public telephone network access and dedicated line information transmission in sectors such as telecom data services, electric power, banking, public security, the military, schools and expressways.
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IDM NT204 DT Mitsubishi Elevator Five-Party Intercom Optical Multiplexer
Dedicated interface card matches digital signaling; 2-channel paired optical fiber extension; no GSM monthly fee
The IDM NT204 (DT) Mitsubishi elevator digital five-party intercom optical multiplexer provides a dedicated digital five-party intercom interface card that can match the signaling of five-party intercom units, enabling five-party communication among the central office, machine room, elevator car, car top and pit. Five-party intercom optical multiplexers include the 2-channel IDM NT204 (DT), the 8-channel IDM ENT448 (DT), the 30-channel IDM 30EN (DT), and so on. They meet the signal transmission requirements from elevator group machine rooms of different capacities to the central office monitoring room, and are also suitable for fiber access transmission in monitoring room relocation and consolidation.
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IDM NTD4102 Dual-Port ADM Chain Network Telephone Optical Multiplexer
Fiber break rerouting self-healing, dual-channel physical isolation, 10-channel telephone DIP switch network-management-free provisioning
The IDM NTD4102 multi-service optical multiplexer provides dual optical ports and supports the ADM chain network function; SFP optical modules allow convenient selection of single-mode/multi-mode, single-fiber/dual-fiber, wavelength, transmission distance, and other parameters.
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IDM NTD421 Magneto Telephone Optical Multiplexer
2 magneto voice channels, dual physically isolated Fast Ethernet, 3 ports with VLAN partitioning, dual optical port ring network DIP switch
Provides 2 telephone channels plus 2 groups of physically isolated Fast Ethernet ports, where ports 1, 2, 3 and the fourth channel are physically isolated, with 220V power supply. Dual physically isolated wire-speed 100M Ethernet channels; the three shared 100M Ethernet ports can also be partitioned by VLAN isolation. Voice channel interfaces can be FXO central office automatic telephone, FXS remote automatic telephone, or MAG magneto telephone, and 2 RS485 interfaces are provided. Supports chain network and ring network applications with dual optical port cascading. The 8-bit DIP switch on the panel is used to set the site address in a chain network. Provides a standard SNMP network management interface.
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IDM NTD421 Multi-Service Telephone Optical Multiplexer
2 telephone channels, 2 groups of physically isolated Fast Ethernet ports, dual optical port mutual backup, single-fiber 20 km
The IDM NTD421 multi-service optical multiplexer provides a 250M optical interface, 2 telephone channels and 2 groups of physically isolated Fast Ethernet ports, where ports 1, 2, 3 and the fourth channel are physically isolated, and a 220V power supply. The IDM NTD421 multi-service optical multiplexer can be used in point-to-point applications with dual optical port mutual backup. It provides a standard SNMP network management interface.
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IDM OMP64 Integrated Service Optical Fiber Transmission Multiplexing Platform
A single optical fiber carries 64 telephone channels plus dual gigabit networks; 9 slots for on-demand card configuration
The IDM OMP64 optical multiplexer adopts a 19-inch 2U standard chassis; its total optical fiber transmission bandwidth is 2.5G, providing 2 independent 1000M Ethernet interfaces and 64 telephone subscriber channels; it provides 9 subscriber interface slots.
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IDM-TDO Desktop Telephone Optical Multiplexer
2 voice + 2 data over the same fiber, no Ethernet port, on-site verification of interface count, saves one multi-service device
The IDM-TDO desktop multi-service optical multiplexer mainly provides 2 telephone interfaces. The IDM-TDO desktop multi-service optical multiplexer extends voice services to various user areas, replacing remote small offices, enabling cross-boundary line extension, and alleviating the switching office; or within urban areas, it overcomes the bandwidth and transmission distance limitations of twisted pair, thereby expanding the service coverage of the switching office.
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IDM-VNT1202 Desktop Telephone Optical Multiplexer
Video, Telephone, and Ethernet Single-Fiber Multiplexing, Desktop Rack-Free, AC/DC Dual Power Supply
The IDM-VNT1202 multi-service optical multiplexer adopts advanced all-digital uncompressed video transmission technology for high-quality video transmission. It provides 1 bidirectional video, 2 telephone, and 2 Ethernet services.
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IDM-120AN Integrated Service Cross-Connect Multiplexing Equipment
120-channel voice, 2-channel physically isolated 100M Ethernet, 4 groups of E1 transparent transmission, board
Based on the functions of the IDM-120A, the IDM-120AN multi-service optical multiplexer adds a 155M PDH optical transmission function module, providing 2 physically isolated 100M Ethernet interfaces and 4 groups of E1 transparent transmission interfaces.
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