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EHWIC-4SHDSL-EA
Cisco 1900 Series Option & Spare EHWIC-4SHDSL-EA
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EHWIC-4SHDSL-EA is a high-performance WAN module designed to deliver four SHDSL interfaces for branch connectivity and remote site integration. This module supports data rates up to 2.3Mbps, enabling reliable, symmetric digital subscriber line communications within a compact, modular design ideal for installation in Cisco routers and similar network platforms.
Built with RJ-11 connectors for seamless integration into traditional telecom infrastructures, the EHWIC-4SHDSL-EA is engineered to work with Cisco networking solutions while supporting protocols such as PPP and HDLC. Its advanced features—including auto-negotiation and quality-of-service mechanisms—make it well suited for upgrading network interfaces and enhancing the overall performance of WAN deployments.
EHWIC-4SHDSL-EA price is $840.00, a 47.5% saving from the Cisco list price of $1,600.00. EHWIC-4SHDSL-EA is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for EHWIC-4SHDSL-EA for additional pricing. Browse the full Router Ehwic Wan Cards series or explore all Cisco products.
A regional bank deploys the Cisco 1900 Series Option & Spare EHWIC-4SHDSL-EA module to bond four SHDSL copper pairs, delivering up to 22.8 Mbps symmetrical bandwidth for secure VPN links and VoIP. This deployment eliminates the need for costly fiber upgrades, reduces connectivity costs by 40%, and ensures consistent transaction throughput and voice quality across all branches.
A manufacturing plant integrates the EHWIC-4SHDSL-EA on its Cisco 1900 router to create dual SHDSL circuits linking remote PLCs and SCADA controllers over existing copper infrastructure. The solution delivers sub-10 ms latency, 99.99% uptime and automated failover, safeguarding real-time telemetry, reducing unplanned downtime costs by 35%, and maintaining regulatory compliance.
An e-commerce company configures the EHWIC-4SHDSL-EA module as a secondary WAN link on its Cisco 1900 Series platform. In the event of primary fiber or broadband failure, the router auto-switches to bonded SHDSL channels, preserving 99.9% SLA uptime, preventing revenue loss caused by outages, and ensuring seamless customer transactions and order processing.
To get the detailed certification, please go to the Compliance Center.
 EHWIC-4SHDSL-EA |  EHWIC-4ESG-P |  HWIC-4B-S/T |  HWIC-4A/S |  HWIC-1ADSL | |
|---|---|---|---|---|---|
| Product Type | WAN Module | Network Module / Network Card | Network Module / Network Card | Network Module | Network Module |
| Module Type | DSL | Ethernet | WAN Module | WAN | WAN |
| Data Rate | Up to 2.3Mbps | 1G | 64Kbps per B-channel | 1Gbps | Up to 8Mbps (ADSL2+) |
| Connector Type | RJ-11 | RJ-45 | RJ-45 | RJ-45 | RJ-11 |
| Supported Protocols | PPP, HDLC | TCP/IP | PPP / HDLC | TCP/IP, iSCSI | TCP/IP |
| Form Factor | Modular | Modular | HWIC | Modular | Modular |
| Operating Temperature | 0°C to 55°C | 0 to 70°C | 0 to 55°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40°C to 85°C | -40 to 85°C | -40 to 70°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | N/A | 3.3V | 3.3V | 3.3V | N/A |
| Compatibility | Cisco | Cisco | Cisco Integrated Services Routers | Cisco | Cisco |
| Max Speed | 2.3Mbps | 1Gbps | 64Kbps per B-channel | 1Gbps | Up to 8Mbps |
| Supported Features | Auto-negotiation, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Integrated voice and data, QoS, call admission control | Auto-negotiation, Jumbo Frames, QoS | ADSL2+ modulation, Auto-negotiation |
| Power Consumption | N/A | N/A | N/A | 5W | N/A |
| Interface Ports | DSL | Ethernet | RJ-45 | Ethernet | RJ-11 |
| Expansion Slots | EHWIC | EHWIC | HWIC slot | EHWIC | EHWIC |
| Product Name | EHWIC-4SHDSL-EA | EHWIC-4ESG-P | Cisco HWIC-4B-S/T | HWIC-4A/S | HWIC-1ADSL |
| Height | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
The EHWIC-4SHDSL-EA module is perfect for expanding our network. It offers four SHDSL connections, providing stable, high-speed data transfer for remote offices.
We've integrated the EHWIC-4SHDSL-EA into our infrastructure, and it's worked flawlessly. It offers reliable, high-speed SHDSL connectivity for remote sites.
This module offers excellent performance. The EHWIC-4SHDSL-EA supports multiple SHDSL connections, ensuring fast, stable data transfer for our offices.
The EHWIC-4SHDSL-EA module delivers reliable SHDSL performance. It integrates easily into our setup, ensuring high-speed connectivity for multiple remote locations.
The EHWIC-4SHDSL-EA provides solid performance. It supports four SHDSL connections, ensuring stable and fast data transfer for our remote offices.
The Cisco EHWIC-4SHDSL-EA is an Enhanced High-Speed WAN Interface Card for Cisco 1900 Series routers featuring four G.SHDSL.bis ports.
The EHWIC-4SHDSL-EA is compatible with Cisco 1905, 1905W, 1941, and 1941W routers running supported Cisco IOS Software releases.
Each SHDSL port supports up to 5.7 Mbps symmetrical, delivering an aggregate throughput of up to 22.8 Mbps.
The module provides four independent SHDSL ports for flexible WAN connectivity.