About Patton 4400 Series Gateways
The Patton SN4400 Series of VoIP Gateways connects your phone system to up to 32 PSTN lines for local calling, failover, or a gradual migration to VoIP. The chassis features 2 10/100 Ethernet ports, a single internal power supply, and a Telco connector. This solution is designed for businesses who require 12 to 32 concurrent analog voice/fax calls and it supports key industry-standard VoIP signaling protocols such as SIP, H.323andT.38 Fax Relay.
Why buy the Patton 4400 Series Gateways?
- 12, 16, 24, 32 simultaneous VoIP calls
- 2-wire Loopstart on 50-pin (12 to 24 channels) or 64-pin (32 channels) Telco connector
- SIPv2 H.323v4, SIP call transfer, redirect, DTMF in-band & out-of-band, and all tones programmable (dial, ringing, busy)

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Patton SN4400 VoIP Gateway Router
SKU: 02-sn4400
The Patton SN4400 series VoIP Gateway-Router gives your system access to up to 32 FXS ports for connecting analog devices to your PBX such as analog telephones, fax machines, or modems or up to 32 FXO ports for connecting to the PSTN. The chassis features 2 10/100 Ethernet ports, a single internal power supply (UI or 48V DC) and an RJ50 Telco connector.From: $125.00
To: $6,816.94