Patton SN4940/1E24V/EUI Smart-node Enterprise

  • $110.00

  • Brand: Patton
  • Model Number: SN4940/1E24V/EUI
  • Product Code: BS17933
  • Quantity in stock: 1
  Usually dispatched in 2-4 working days

As enterprises move toward unified communications, the SmartNode™ 4940 provides a smooth transition by either IP-enabling traditional PBX systems for SIP trunking over an existing Internet connection, adding PSTN-breakout for number portability, or enabling PSTN access for IP PBX and unified communications systems. Preserve investment in legacy phone equipment while taking the next step toward unified communications with Patton’s proven SmartNode™ VoIP solutions.

With comprehensive signaling protocol support, the SN4940 supports SIP, H.323, ISDN, and T1/E1 telephony—plus T.38 and SuperG3 FAX—over TDM/PSTN and IP/Ethernet services simultaneously. 

With up to four T1/E1/PRI ports, connect to any switch, PBX or data network for up to 120 simultaneous calls using SIP, T1, E1 or PRI signaling. The SN4940 also supports all the industry-standard CODECs, delivering a toll-quality voice on every call. 

Proven interoperability with all the major-brand softswitches and IP-PBXs makes it easy for carriers and enterprises to deploy future-proof VoIP systems quickly and profitably. Featuring high reliability and touchless auto-provisioning, tens of thousands of SmartNode™ devices are up-and-running in enterprise and carrier networks worldwide.

Ensure business continuity. By providing PSTN breakout, SmartNode™ ensures voice survivability for reliable enterprise-class communications.

Technical Details

Voice Connectivity

Up to four software-selectable T1/E1/PRI ports (NE/TE) • Signaling support (ISDN DSS-1, NI-2, Q.SIG, CAS Robbed bit loop and ground start, E&M, immediate, wink, double wink) • ISDN AOC/ECT • ISDN speech, audio & data (Fax Gr 4, UDI 64, RDI64) • ISDN supplementary services • SIPv2 & H.323v4

• CAS protocols: RBS (Loop start, ground start, E&M wink, intermediate, double-wink) and R2/MFC-R2 (Q.400–Q.490 and Configurable country profiles.

Voice Processing

Codec G.711 a-law/mu-law, G.723, G.729ab, G.726, G727, T.38 fax relay (9.6 k, 14.4 k) • G.711 transparent fax and bypass • 128 ms echo cancellation

Call Routing and Services

Regular expression calls routing and manipulation • number blocking • short-dialing • digit collection, distribution and hunt groups

Data Interfaces

One 10/100/1000 TX Ethernet Port • Autosensing • Auto-MDI • Full-duplex fragmentation


Web/HTTP, CLI with local console & remote Telnet access • TFTP configuration & firmware loading • SNMP MIB II and product MIB • Secure auto-provisioning for both firmware & unit/subscriber configuration • Built-in diagnostic tools (trace, debug, call generator)

Power & Packaging

Desktop metal chassis

Dimensions: 11.0W x1.5H x 7.0 D in.

(28.0W x3.9H x 18.0D cm)

Weight: < 30 Oz (850g)

External Power: 100–240VAC (50/60 Hz)

Power Consumption: < 15W

Operating Environment

Temp: 32 to 104°F (0 to 40°C)

Humidity: up to 90%, non-condensing


EMC: EN55022 and EN5502 • Safety: EN 60950 • CE • FCC Part 15 Class A; Part 68; CS-03

Tags: Patton SN4940/1E24V/EUI Smart-node Enterprise, BS17933, IT

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