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Grandstream GXW4501 1-Port E1T1 J1 HD Digital VoIP Gateway

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Grandstream GXW4501, 1-Port E1/T1/J1 HD Digital VoIP Gateway, Reliable High-Quality Voice Connectivity.

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Detailed Specifications

Grandstream GXW4501

1-Port E1/T1/J1 High-Density Digital VoIP Gateway

The Grandstream GXW4501 is a carrier‑grade 1‑Port Digital VoIP Gateway that enables seamless integration between E1/T1/J1 trunks and VoIP networks. This gateway provides enterprises, service providers, and contact centers with a reliable, high‑capacity solution to bridge traditional digital telephony circuits with next‑generation SIP‑based networks, ensuring smooth, scalable migration to IP telephony.

Powered by Grandstream's advanced VoIP technology, the GXW4501 supports up to 30 simultaneous calls, advanced security protocols, multiple voice codecs, and failover functionality. It provides interoperability with most softswitches, PBXs, and SIP servers, making it a versatile and dependable gateway for digital migration projects.

Features :

Loaded with powerful features, the GXW4501 simplifies system management with built‑in web configuration, IVR diagnostics, remote provisioning, and secure TLS/SRTP encryption. As part of the GXW4500 series, it offers exceptional voice quality, redundancy options, and carrier‑class reliability.

Advanced Options :

Whether used in enterprise backbones, call centers, or ITSP environments, the GXW4501 facilitates robust SIP‑trunking and interoperability. Its hot‑swappable design, redundancy support, and easy integration make it an excellent choice for carriers and businesses requiring digital VoIP migration.

Product Key Features

  • 1-Port Digital VoIP Gateway supporting E1/T1/J1 interfaces
  • Up to 30 simultaneous calls
  • Supports popular voice codecs (G.711, G.722, G.723, G.729, iLBC, etc.)
  • Integrated echo cancellation and jitter buffer
  • Secure encryption with TLS and SRTP
  • Compatible with SIP-based PBXs and IMS platforms
  • Failover and redundancy support
  • Simple web-based management & auto-provisioning
  • Backed by Grandstream reliability

Reliability & Performance :

The Grandstream GXW4501 provides enterprise‑grade uptime, digital clarity, and smooth SIP interoperability. By leveraging carrier‑grade security and redundant design, it delivers consistent call quality and long‑term stability for demanding VoIP deployments. Its proven architecture enables organizations to transition seamlessly from TDM to IP environments.

Key Features :

  • Connects legacy digital trunks (E1, T1, J1) to VoIP
  • 1 Port with 30 concurrent calls
  • Supports PRI and CAS signaling
  • HD voice quality with wideband codecs
  • Integrated security & encryption
  • Hot-swappable & resilient design
  • Carrier‑grade hardware built for uptime
  • Tight SIP interoperability

Specifications :

SpecificationDetails
Part Number GXW4501
Brand Grandstream
Product Type Digital VoIP Gateway
Interface 1-Port E1/T1/J1
Concurrent Calls Up to 30
Protocols Supported SIP (RFC3261), TCP, UDP, RTP/RTCP, HTTP/HTTPS
Signaling PRI (E1/T1), CAS, SS7 (varies by config)
Supported Codecs G.711µ/a, G.722, G.723.1, G.729, iLBC, GSM-FR
Voice Quality HD voice with jitter buffer and echo cancellation
Encryption TLS, SRTP 128-bit
Management Web GUI, CLI, TR-069, SNMP
Redundancy Failover & Load-sharing
Dimensions Approx. 440mm x 44mm x 300mm (1U rackmount)
Weight ~4.5kg
Operating Temperature 0°C to +50°C
Storage Temperature -20°C to +70°C
Power Supply AC 100-240V, 50/60Hz
Compliance RoHS, CE, FCC
Warranty Backed by Grandstream Limited Warranty
Use Cases Enterprise, Call Center, ITSP, Metro VoIP
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  • All packages are shipped same day if the order is placed before 3PM CST

    We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx

    Overnight Shipping take 1 business day
    Expedited Shipping take about 2-3 business days
    Ground shipping take about 3-5 business days

    You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.

  • We Accept

    i) PayPal
    ii) All Credit & Debit Cards
    iii) Purchase Orders
    iv) Check
    v) Bank Transfer/ACH/Wire Transfer

    To process the order through Paypal/CC, you can simply checkout and process the payment.

    If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details

    Call: 469.458.9636
    Email: sales@dcsupplies.net

  • If you have any queries, please contact us at the following details and we will be happy to help

    Call
    469.458.9636
    469.458.9638

    Email
    sales@dcsupplies.net

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