Grandstream GXW4248 48-Port FXS VoIP Gateway

In stock
MPN: GXW4248 UPC: 06947273701286
Regular price $734.95

The Grandstream GXW4248 is a high-density 48-port FXS VoIP gateway that enables businesses of all sizes to create a cost-effective hybrid IP and analog telephone system that offers the benefits of VoIP communications and takes advantage of Gigabit speeds while preserving investment on existing analog phones, fax machines and legacy PBX systems. The GXW4248 is fully compliant with SIP standard and interoperable with various VoIP systems, analog PBX and phones on the market. The GXW4248 features 48 FXS analog telephone ports, superb voice quality, a suite of telephony functionalities, easy provisioning, flexible dialing plans, advanced security protection and strong performance in handling high volume voice calls.


  • 48 FXS ports
  • 2 50-Pin Telco Connector
  • 1 Gigabit network port
  • 132x48 backlit graphic display with support for multiples languages
  • LED Indicators - LAN Link, LAN Activity, Connection Per Telephone Port
  • 4 SIP server profiles per system, independent SIP account per port
  • Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-based environments
  • Advanced security protection with SRTP/TLS/HTTPS
  • Failover SIP server feature automatically switches to secondary server if main server loses connection

System Compatibility

  • Compatible with a wide variety of open-source PBX systems or Hosted Cloud Solutions (Vonage Business, Ring Central, Nextiva, 8x8, etc).
  • Also compatible with 3CX, Asterisk, Broadsoft, and Genesys platforms
  • Check with your VoIP service provider for compatibility confirmation

Package Contents

  • GXW4248 Gateway
  • Ethernet Cable
  • Rack Mount
  • 24V Power Supply
  • North American Power Cord

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