GS-GXW4248 - Grand Stream Grandstream GXW4248: High-Performance | Aztek Computers
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SKU: NSYU86HUT9 |  Mfg. Part: GS-GXW4248  | UPC: 6947273701286  | 
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GS-GXW4248 - Grand Stream Grandstream GXW4248: High-Performance VoIP Gateway

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$786.94  $1,062.37

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Product Overview

- 48 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED
- Gigabit Ethernet and a backlit 128x32 graphic display with support for multiple languages
- 2/3/4 SIP Server profiles per system and independent SIP account per port
- Supported voice/Fax codecs include G.711, G.723.1, G.726A/B, iLBC, T.38 Fax
- Advanced carrier grade 128ms-tail-length G.168 line echo cancellation
- Over-voltage and over-current protection(ITU-T, K.21)
- Support VMWI, NEON LED and stutter tone for message waiting indication
- Automated provisioning using TR-069 or AES encrypted XML configuration file; TLS/SRTP/HTTPS for advanced security and privacy protection

Expert Overview

The Grandstream GXW4248 is a high-density VoIP gateway designed for businesses integrating traditional analog telephony with modern IP networks. This device provides 48 FXS ports, accommodating analog phones, fax machines, and legacy PBX systems. It features both RJ11 and 50-pin Telco connectors for flexible deployment, along with per-port LED indicators for status monitoring. The gateway supports up to 48 concurrent calls and offers advanced call management features such as call transfer and call waiting. Equipped with Gigabit Ethernet and a backlit 128x32 graphic display, it facilitates local administration. Security is addressed through TLS/SRTP/HTTPS for privacy and automated provisioning via TR-069 or AES encrypted XML configuration. This solution is suitable for organizations requiring a robust bridge between existing analog infrastructure and a SIP-based communication environment.

Technical Specifications

  • 48 FXS ports for easy connection of analog phones
  • High-density VoIP gateway supporting up to 48 concurrent calls
  • Powerful call management features including call transfer and call waiting
  • Advanced security features to protect your communications
  • Easy configuration and management via an intuitive web interface
  • Support for a wide variety of codecs to ensure high-quality audio
  • Flexible deployment options for different network environments

Product Details

  • Manufacturer:
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  • ASIN:
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  • Condition:
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  • GRAND STREAM
  • GS-GXW4248
  • B00R4XJOJ4
  • 6947273701286
  • New
  • 11.2 lbs
  • 20 X 14 X 13
  • Jul 27, 2026
  • Mar 29, 2013
Product Identifiers: Brand: Grand Stream • Part #: GS-GXW4248 • UPC: 6947273701286 • ASIN: B00R4XJOJ4 • Category: Business Phones

Frequently Asked Questions

What types of ports does the Grandstream GXW4248 offer for connecting analog devices?

The gateway features 48 telephone FXS ports, which include both RJ11 and 50-pin Telco connectors for connecting analog phones, fax machines, or legacy PBX systems.

What security features are included with this VoIP gateway?

The Grandstream GXW4248 supports TLS/SRTP/HTTPS for advanced security and privacy protection. It also offers automated provisioning using AES encrypted XML configuration files.

How many concurrent calls can the GXW4248 handle?

This high-density VoIP gateway is designed to support up to 48 concurrent calls, making it suitable for environments with significant analog phone traffic.

What voice and fax codecs are supported by the device?

The Grandstream GXW4248 supports a variety of voice and fax codecs, including G.711, G.723.1, G.726A/B, iLBC, and T.38 Fax, ensuring compatibility and high-quality audio.

GS-GXW4248 - Grand Stream Grandstream GXW4248: High-Performance VoIP Gateway

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$786.94