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4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH

4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH

    • 4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH
    • 4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH
  • 4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH

    Product Details:

    Place of Origin: China
    Brand Name: Global Tech
    Certification: ISO9001
    Model Number: GT-SDH-155S

    Payment & Shipping Terms:

    Minimum Order Quantity: 1 Unit
    Packaging Details: Standard Carton
    Delivery Time: 7 days after payment clear
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    Detailed Product Description
    Minimum Oeder Quantity: 1 Pair Payment Terms: EXW
    Supply Aility: 10000 Unit
    High Light:

    STM1 MUX




    E1 mux

    Global Tech economic multi-service SDH is fully compliant with ITU-T and China domestic SDH standard, and can benefit your network with compact design, flexible topology and intelligent architecture. GT-SDH-155B provides two STM-1 optical line interfaces, versatile E1, V.35,Gigabit Ethernet and FE multiplexing and transmission, ITU-T G.813 compliant NE timing, VC-12 level switching and path protection mechanism.  GT-SDH-155B can operate as ADM or TM to construct point-to-point, chain and ring networks.


    Product Feature

    ● Compact 1U design SFP base, 19” standards rack and less space consumption.

    ● Support Ring, Chain and Point to Point topology strcuture, Perfect SNMP/CLI Management.

    ● 2 STM-1 optical interfaces, optional 1+1 protection operation.

    ● 2~ 8 GFP applied FE interfaces(or droping in 2 Gigabit Ethernet), optional 4~ 16 E1 interfaces, 1~ 2 V.35 interfaces.

    ● Configurable N* 64K V.35 interface, N=1~ 32.

    ● Remote Power Monitoring and Loopback Test.

    ● Remote management and centralized management. Support DCC over VC-12.

    ● Dual power supply: DC -48V, AC 220V.

     Technical Parameter

    ●         Optical Interface

    ■     Optical Port: S1.1, L1.1, L1.2

    ■     Wavelength: 1310nm, 1550nm

    ■     Coding: NRZ

    ■     Max. Spectrum Width (RMS): G.957

    ■     Max. Tx Power: -8/ 0dBm

    ■     Min. Tx Power: -15/ -5dBm

    ■     Extinction: 8.2/ 10dB

    ■     Rx. Sensitivity: -28/ -34dBm, BER 10-10

    ■     Rx. Overload: -8/ -10dBm, BER 10-10


    ●          Ethernet Interface

    ■    10M/ 100/1000M auto negotiation

    ■     Full/half duplex auto negotiation

    ■     MDI/ MDIX auto negotiation

    ■     Connector: RJ45

    ■      Related Standard: IEE802.3, IEE802.1Q(VLAN)

    ■      MAC Address Table: Up to 4096


    ●         E1 Interface

    ■     Coding: HDB3

    ■     Bit rate: 2.048M bps ±50ppm

    ■     Connector: BNC (75Ω) / RJ11 (120 Ω)


    ●         V.35 Interface

    ■    Bit Rate: N* 64Kbps, N=1~ 32

    ■    Electric Feature: ITU-T V.35

    ■    Terminal Interface: ISO2593


    ●         Operation Environment

    ■   Working Temperature: -5℃~ 50℃

    ■   Storage Temperature: -40℃~ 85℃

    ■   Related Humidity: 5%~ 95%, non-condensing

    ■   No corrosive and solvent gas, no dust and heavy EMI

    ■    Power Supply: AC 220V, DC -48V

    ■    Power Consumption: ≤ 20W

    ■   Physical Dimension:

    483mm(W)* 45mm(H)* 154mm(D)

    Typical Network Diagram


    4/8/16/24 E1 Add/Drop Modular STM1 Multi Service SDH


    For more technical detail, please visit our website---http://www.cantongt.net


    Contact Details
    Guangdong Global Telecommunication Technology Co., Ltd.

    Contact Person: Mr. Jack Lam

    Tel: 86-20-82322576

    Fax: 86-20-82322578

    Send your inquiry directly to us (0 / 3000)