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Designer and manufacturer of communication equipment
Russia (GMT +7)


Mass production
Key features
  • 1 GPON port
  • 1 LAN (10/100/1000Base-T)
  • Remote management via OMCI

NTU series ONT – high performance multifunctional subscriber terminals that are designed to access modern telephony, IPTV, OTT services as well as high-speed Internet. Furthermore, NTU-1 subscriber terminals allow carriers to offer their clients a wide range of services and opportunities to work in a local network.

PON technology
PON technology – one of the most effective last mile solutions today. The technology helps to reduce costs for cable infrastructure and ensures data rates of 2.5 Gbps downlink and 1.25 Gbps uplink. The use of PON technology in access networks allows providing end users with access to IP services.

  • Providing broadband access services to subscribers in apartment houses, residential areas, campuses or suburban settlements
  • Corporate network construction at large strategic enterprises or in office buildings with high requirement in terms of security and data transfer rates

Documents and files
PON interface parameters
  • 1 GPON port
  • Compliance with ITU-T G.984.2, ITU-T G.984.5 Filter, FSAN Class B+, SFF-8472
  • Connector type - SC/APC
  • Transmission media - fiber-optic cable SMF - 9/125, G.652
  • Maximum operating distance - 20 km
  • Transmitter: 1310 nm DFB Upstream Burst Mode Transmitter
    • Data rate: 1244 Mbps
    • Average Launch Power: +0,5..+5 dBm
    • Spectral Line Width: 1 nm (-20 dB)
  • Receiver: 1490 nm APD/TIA Downstream CW Mode Digital Receiver 
    • Data rate: 2488 Mbps 
    • Receiver Sensitivity: -28 dBm, BER≤1.0x10-10
    • Receiver Optical Overload: -4 dBm
LAN interfaces parameters
  • 1 port of Ethernet 10/100/1000 Base-T (RJ-45)
Supported standards
  • ITU-T G.984.x - GPON
  • ITU-T G.988 OMCI specification
  • IEEE 802.1D
  • IEEE 802.1Q
  • IEEE 802.1P
Functional features
  • QoS (Quality of Service)
  • VLAN in accordance with IEEE 802.1Q
  • Capability to use remote supply using Ethernet cable (UTP CAT-5E) up to 40 m*
Security features
  • Rate limiting per port
  • FEC coding
Configuration and monitoring
In accordance with TR-142:
  • remote management via OMCI
  • firmware update via OMCI, HTTP
Physical parameters and environment conditions
  • Dimensions - 112x100x32 mm, desktop case
  • Power supply: 12V/2A DC adapter
  • Maximum power consumption  5W
  • Range of operating temperatures: from +5 to +40 °С
  • Relative humidity: 80% max.

* When using GRT-130100A  
Operational lifetime of the ELTEX equipment
In development
Mass production
Mass production is over
Sold out
Support is over
Regardless of the operational lifetime stage, Eltex provides a 12 months warranty on all its telecommunication equipment.
During the warranty period the manufacturer ensures technical support and free-of-charge repair at the Enterprise which is situated in Novosibirsk.
As part of the warranty service, technical support is provided on the first-in first-out principle.
The priority support packages of 8/5 and 27/7 types are subjects to additional charges.

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