Patton SN4526 4-FXS 2-FXO Gateway Router SN4526/4JS2JO/EUI (Discontinued)

The Patton SN4526/4JS2JO/EUI Gateway Router has been discontinued by the manufacturer. There are no comparable replacements at this time. Please call 800-398-8647 or chat with an expert for a recommendation.

Availability: Out of stock
The Patton SmartNode 4526 VoIP Gateway router combines IP routing, VPN/Security, and Quality of Service (QoS) for up to 8 transparent voice or fax channels and data over an IP or PSTN network.

Patton Smartnode SN4526 4 FXS 2 FXO VoIP Gateway Router

Connect with confidence using the Patton SmartNode 4526 VoIP Gateway with integrated router. Integrating a complete enterprise router with a full-featured Voice-over-IP Media Gateway offers the new standard in toll-bypass, remote/branch office connectivity, and enhanced carrier services. Perfect for the Remote office, Branch office, or PBX/Switch extension, the SmartNode 4520 integrates all your voice, FAX, and LAN traffic for seamless and secure networking.

With its FXS analog ports the SN4520 Series supports up to eight simultaneous calls, connects to any legacy telephone or PBX, and provides dial-tone, ringing, and caller-ID. When equipped with FXO ports, the local PSTN can be accessed enabling local calling, enhanced toll-bypass services, and fallback configurations. ClearConnect™ adaptive network monitoring ensures your call always gets connected even if the VoIP link goes down or becomes congested.

With dual 10/100 Ethernet ports, the SN4520 Series Patton gateway provides IP routing with guaranteed Quality of Service. Voice traffic is prioritized while LAN/IP traffic shaping permits efficient access to the Internet and corporate networks. As a complete enterprise router, the SN4520 supports DHCP, NAT, Firewall/ACL, and PPPoE clients. While IPSEC VPN and VLAN tunnel data while DES, 3DES or AES enables secure voice and data over the public network.

This integrated access router and VoIP Gateway benefits service providers and enterprise network administrators with a lower cost of ownership and better service quality.

Patton Smartnode 4520 Series VoIP Gateway Router Product Overview

  • Up to 8 analog ports—Compact, reliable stand-alone VoIP gateway with different port options. Supports simultaneous voice or fax calls on all ports.
  • Toll-Quality VoIP—Advanced traffic management and shaping, combined with Patton's patent-pending DownStream QoS™ enforce uninterrupted toll-quality voice over best-effort networks.
  • Advanced Local Call Switching—Virtual interfaces and routing tables provide industry leading flexibility in call handling programming. Local call switching, soft fallback to alternative routes. Simultaneously connects to multiple SIP services/IP PBXs.
  • Complete SIP and T.38 support—Supports the complete range of industry standard VoIP: SIP, H.323, T.38 fax, fax and modem handling, DTMF relay. Codecs G.729, G.723, and so on.
  • Easy Management & Provisioning—Web-based management, SNMP, command line interface. Automated mass provisioning for efficient large-scale deployments.
  • Outstanding Interoperability—Proven integration for voice and T.38 fax with leading IP PBX systems and soft switch vendors.

    Patton SN4526/4JS2JO/EUI Features:

    • 2 FXO ports/ 4 FXS Ports
    • 2 x 10/100 Ethernet
    • H.323 and SIP protocol supported
    • External UI Power
    • For 2 FXO Ports:
      • 2-wire loop-start presented as an RJ-11/12
      • 2.5kV line isolation Surge Protection: Voice Ports: Tip & Ring protected by 270 V side actor
      • Off-hook and ring detection, Automatic line gain, Programmable ring count
      • End of Call detection, Line drop, busy tone, battery reversal detection
      • Hook-Flash Sending, Hook-Flash relay, DTMF send, detect, and relay Caller ID FSK CLI reception and relay (Bellcore/ANSI and ETSI/ITU), Call routing based on Caller ID
      • Second dial-tone for two-stage DTMF dialing, Call routing based on DTMF numbers.
    • For 4 FXS Ports:
      • 2-wire Loopstart, RJ-11/12
      • Short haul loop 1.1 KM @3REN
      • EuroPOTS (ETSI EG201 188)
      • Programmable AC impedence, feeding, and ring voltage; On-Hook Voltage 29VDC
      • Caller-ID Type-1/2 FSK and ITU V.23/Bell 202 generation

    For more details specifications, visit

  • More Information
    SKU 02-110057
    Shop By Brand Patton
    Model SN4526/4JS2JO/EUI-DIS
    MPN SN4526/4JS2JO/EUI
    MSRP $480.00
    Manufacturer Warranty 1 Year
    # of FXS Ports 4
    # of FXO Ports 2
    Connection Types RJ-11
    # of Ethernet Ports 2
    Protocols Supported SIP, H.323
    Echo Cancellation Yes
    Provisioning Options Auto Provisioning, Console CLI, SNMP, Web GUI
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