Cisco EHWIC-4ESG 4 Ports Ethernet Module
If you need a large quantity of EHWIC-4ESG product - call us at +1 (347) 470 6982 or request a quote at live chat and our sales manager will contact you shortly.
Looking for assistance? Connect with one of our experts
FREE Shipping. We are accepting NET 30 Days Purchase Orders. Get a decision in seconds, without affecting your credit.

Cisco EHWIC-4ESG High-speed WAN Interface Module Gigabit New

Availability: In Stock
Part Number#: EHWIC-4ESG
List Price was: $576.92
Your Price:
You Save: $426.92 (74% off)

5% Discount on Checkout

Short Description:
EHWIC-4ESG 4-Ports 10/100/1000Base-TX Gigabit Ethernet Twisted Pair Fast Ethernet Enhanced High-Speed Plug-in Module WAN Interface Card for 1900, 2900, and 3900 Routers | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Overview of the Cisco EHWIC-4ESG High-speed WAN Interface Module

The EHWIC-4ESG is a networking module designed for Cisco routers, specifically the 1900, 2900, and 3900 series. It stands for Enhanced High-Speed WAN Interface Card with 4 Ports of Gigabit Ethernet connectivity over twisted pair cables. In this comprehensive guide, we will delve into the key features, technical specifications, use cases, and advantages of the EHWIC-4ESG, providing a detailed understanding of its capabilities.

Key Features for Ethernet Enhanced High-Speed Plug-in Module WAN Interface Card

  • Number of Ports: The EHWIC-4ESG boasts four ports, offering a versatile solution for connecting multiple devices simultaneously. Each port supports 10/100/1000Base-TX Gigabit Ethernet, ensuring compatibility with various network speeds.
  • Gigabit Ethernet: The module supports Gigabit Ethernet, a high-speed networking technology that enables data transfer rates of up to 1000 Mbps. This is crucial for applications demanding substantial bandwidth, such as video conferencing, large file transfers, and data-intensive processes.
  • Twisted Pair Connectivity: Utilizing twisted pair cables, the EHWIC-4ESG ensures reliable and efficient data transmission. Twisted pair cables are known for their noise resistance, making them suitable for environments where electromagnetic interference may be a concern.
  • Plug-in Module Design: The EHWIC-4ESG is a plug-in module, simplifying the installation process. This design allows for easy integration into compatible routers without the need for complex configurations.

High-tech Specifications of WAN Interface Module

  • Compatibility with Cisco Routers: The EHWIC-4ESG is designed to seamlessly integrate with Cisco routers from the 1900, 2900, and 3900 series. This ensures compatibility with a range of router models, providing flexibility in network infrastructure.
  • Data Transfer Rates: With support for 10/100/1000Base-TX Gigabit Ethernet, each port on the EHWIC-4ESG can handle data transfers at different speeds, allowing for efficient communication within the network.
  • Form Factor: The module is built in an Enhanced High-Speed WAN Interface Card (EHWIC) form factor, which is a standard interface card used in Cisco routers. This form factor is designed for high-speed data connectivity and is widely adopted in enterprise networking.
  • Dimensions and Weight: The physical dimensions and weight of the EHWIC-4ESG are essential considerations for installations with space constraints. These details ensure that the module can be accommodated within the router's chassis without causing any issues.

Use Cases of WAN Card

  • Enterprise Networking: The EHWIC-4ESG is well-suited for enterprise networking environments where multiple devices need to be connected to the network. Its four Gigabit Ethernet ports enable the efficient handling of data traffic within the organization.
  • Data Centers: In data center setups, where high-speed and reliable connectivity are paramount, the EHWIC-4ESG can play a crucial role. Its Gigabit Ethernet support ensures fast and stable communication between servers and other networking equipment.
  • Remote/Branch Offices: For remote or branch offices that require a compact and efficient networking solution, the EHWIC-4ESG's plug-in module design makes it a suitable choice. It facilitates easy expansion of network capabilities in smaller office settings.
  • Video Surveillance Systems: With the increasing prevalence of IP-based video surveillance systems, the EHWIC-4ESG can be used to connect multiple IP cameras to the network. Its Gigabit Ethernet ports provide the necessary bandwidth for transmitting high-resolution video streams.

Advantages of EHWIC-4ESG

  • Scalability: The EHWIC-4ESG offers scalability by providing four Gigabit Ethernet ports. This allows organizations to scale their network infrastructure as the demand for connectivity grows.
  • Ease of Installation: The plug-in module design ensures a straightforward installation process. Network administrators can integrate the module into compatible routers without the need for extensive technical expertise.
  • High Data Transfer Rates: With support for Gigabit Ethernet, the EHWIC-4ESG facilitates high-speed data transfer, reducing latency and improving the overall performance of connected devices.
  • Versatility: The module's compatibility with Cisco routers from the 1900, 2900, and 3900 series enhances its versatility. It can be deployed in diverse networking environments, providing a consistent and reliable solution.
  • Reliability: Twisted pair cables contribute to the reliability of the EHWIC-4ESG by minimizing electromagnetic interference. This is crucial for maintaining a stable network connection, especially in environments with various electronic devices.

Security Features

The Cisco EHWIC-4ESG 4 Ports Gigabit Ethernet Interface Module offers a range of security features to ensure secure and reliable data transmission. Here are some of the security features:

  • Access Control Lists (ACLs): The EHWIC-4ESG supports the use of ACLs to control access to the network. This feature allows the administrator to define rules to permit or deny traffic based on the source and destination IP addresses, port numbers, and other criteria.
  • Virtual Private Networks (VPNs): The EHWIC-4ESG supports VPNs, which enable secure communication over public networks such as the Internet. VPNs use encryption to protect data and provide secure access to remote users and sites.
  • Network Address Translation (NAT): NAT allows multiple devices on a network to share a single public IP address. The EHWIC-4ESG supports NAT to provide an additional layer of security by hiding the private IP addresses of devices on the network.
  • Port Security: The EHWIC-4ESG supports port security, which allows the administrator to restrict access to a specific port based on the MAC address of the device. This feature prevents unauthorized devices from accessing the network.
  • Link Aggregation Control Protocol (LACP): LACP is used to bundle multiple physical links into a single logical link. The EHWIC-4ESG supports LACP to provide redundancy and improve network performance.
  • Secure Shell (SSH): SSH provides secure remote access to network devices by encrypting all traffic between the client and server. The EHWIC-4ESG supports SSH to ensure secure remote access.
  • Simple Network Management Protocol Version 3 (SNMPv3): SNMPv3 provides secure management of network devices by encrypting SNMP traffic. The EHWIC-4ESG supports SNMPv3 to ensure secure management.
  • DHCP Snooping: DHCP Snooping is used to prevent rogue DHCP servers from assigning IP addresses to devices on the network. The EHWIC-4ESG supports DHCP Snooping to ensure that only authorized DHCP servers are used.

Deployment Scenarios

The Cisco EHWIC-4ESG 4 Ports Gigabit Ethernet Interface Module can be deployed in various scenarios to provide high-speed connectivity and enhance network performance. Here are some deployment scenarios:

  • Branch Office Connectivity: The EHWIC-4ESG can be used in branch offices to provide high-speed connectivity to multiple devices such as servers, workstations, and printers. The module can be installed in a Cisco Integrated Services Router (ISR) to create a branch office network.
  • Campus LAN Extension: The EHWIC-4ESG can be used to extend the campus Local Area Network (LAN) to remote locations. The module can be installed in a Cisco ISR to connect to a Wide Area Network (WAN) service such as MPLS or VPN and provide high-speed connectivity to remote sites.
  • Data Center Connectivity: The EHWIC-4ESG can be used to provide high-speed connectivity between servers in a data center. The module can be installed in a Cisco ISR or a Cisco Catalyst Switch to connect servers and storage devices and provide high-speed connectivity within the data center.
  • Virtualization: The EHWIC-4ESG can be used in a virtualized environment to provide network connectivity to virtual machines. The module can be installed in a Cisco ISR or a Cisco Nexus Switch to provide high-speed connectivity to virtual machines and improve network performance in a virtualized environment.
  • Network Monitoring: The EHWIC-4ESG can be used for network monitoring and analysis. The module can be installed in a Cisco ISR to monitor traffic flows and perform network analysis using tools such as NetFlow and Cisco IOS Embedded Packet Capture.
  • Video Surveillance: The EHWIC-4ESG can be used in a video surveillance system to provide high-speed connectivity to IP cameras. The module can be installed in a Cisco ISR or a Cisco Catalyst Switch to connect IP cameras and provide high-speed connectivity for video surveillance.

General Information of the Cisco EHWIC-4ESG High-speed Wan Interface Cards

Interfaces/Ports for Plug-in Interface Module

  • Total Number of Ports: 4
  • Connector Type: RJ-45
  • Interfaces/Ports Details: 4 x RJ-45 10/100/1000Base-T WAN

Technical Information of 4 Ports Module

  • Application/Usage: Wide Area Network
  • Application/Usage: Data Networking
  • Form Factor: Plug-in module
  • Interface (Bus) Type: EHWIC

Media & Performance

  • Media Type Supported: Twisted Pair
  • Ethernet Technology: Gigabit Ethernet
  • Network Technology: 10/100/1000Base-T


  • Connectivity Technology: Wired
  • Cabling Type: Ethernet 1000Base-T, Ethernet 1000Base-X, Ethernet 100Base-TX, Ethernet 10Base-T
  • Data Link Protocol: Ethernet, Fast Ethernet, Gigabit Ethernet
  • Remote Management Protocol: RMON, SNMP
  • Compliant Standards: IEEE 802.1p, IEEE 802.1Q, IEEE 802.2, IEEE 802.3, IEEE 802.3ab, IEEE 802.3x, IEEE 802.3z

Management & Protocols

  • Web-Based Management
  • Command Line Interface
  • SNMP v1, v2, v3
  • RMON 1, 2, 3, 9
  • Telnet
  • VLAN
  • QoS
  • MIB
Global Reach
  • Countries Sold: 200+
  • Customers Trusted: 18,000+
  • Inventory Available: $20,000,000
  • Discount: 50%-98% Off the Global List Price
  • Safe Online Shopping: 100%
Environmental Parameters
  • Min Operating Temperature: 32 degrees Fahrenheit
  • Max Operating Temperature: 104 degrees Fahrenheit
  • Humidity Range Operating: 10% – 90% (non-condensing)

In summary, the EHWIC-4ESG is a powerful and versatile networking module designed to enhance the capabilities of Cisco routers. With its four Gigabit Ethernet ports, twisted pair connectivity, and plug-in module design, it addresses the connectivity needs of modern networks. Whether deployed in enterprise settings, data centers, remote offices, or surveillance systems, the EHWIC-4ESG offers scalability, ease of installation, and high data transfer rates. Its compatibility with a range of Cisco routers further extends its appeal, making it a valuable component in building robust and efficient network infrastructures. As technology continues to advance, the EHWIC-4ESG stands as a reliable solution for organizations seeking to optimize their networking capabilities.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Here, you can check more available conditions of your desired product EHWIC-4ESG at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


Please choose your location for calculate shipping cost.


ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM

UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM

UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.

UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday

FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states

FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
  • We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
  • The shipping cost depends on box dimensions, weight, and zip/postal code
  • To get a FedEx® delivery service you need to mention it on the checkout page notebox.
  • For urgent shipments, please contact our customer service.
  • Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.