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HWIC-4ESW-POE
4-Port Ethernet Switch HWIC with Power Over Ethernet Cisco R...
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HWIC-4ESW-POE is a Cisco Ethernet switch module that delivers four 10/100 Mbps ports with integrated Power over Ethernet (PoE) functionality via RJ-45 connectors. It is designed for high-performance network applications and directly installs into a router’s HWIC slot, providing seamless connectivity and efficient power management for compatible Cisco routers.
HWIC-4ESW-POE offers a compact, modular solution to expand network interfaces in enterprise edge and branch environments. Engineered to support standard TCP/IP protocols, this module enhances network flexibility by offering managed switching and PoE capabilities, making it ideal for small to medium businesses looking to upgrade or diversify their data connectivity infrastructure.
HWIC-4ESW-POE price is $227.00, a 60.5% saving from the Cisco list price of $575.00. HWIC-4ESW-POE is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for HWIC-4ESW-POE for additional pricing. Browse the full Router Ehwic Wan Cards series or explore all Cisco products.
In a small branch office environment, deploying a Cisco ISR equipped with the HWIC-4ESW-POE-4-Port Ethernet Switch HWIC with Power Over Ethernet Cisco Router High-Speed WAN Interface Card powers IP phones and wireless access points over four PoE ports while maintaining a high-speed WAN uplink. Benefit: Consolidates voice and data onto a single platform, reduces cabling and rack space by 50%, ensures QoS for VoIP traffic, and streamlines management through Cisco IOS.
At a university campus edge, integrating the HWIC-4ESW-POE-4-Port Ethernet Switch HWIC with Power Over Ethernet Cisco Router High-Speed WAN Interface Card enables rapid deployment of IP cameras and Wi-Fi access points on four PoE ports while leveraging the router’s high-speed WAN backhaul. Benefit: Accelerates roll-out of security and wireless services, cuts deployment time by 40%, and centralizes device powering and management for higher uptime and lower operational costs.
In a remote manufacturing or oil-and-gas site, the Cisco Router High-Speed WAN Interface Card fitted with the HWIC-4ESW-POE-4-Port Ethernet Switch provides four PoE ports for environmental sensors, IP cameras, and edge controllers, all over a resilient high-speed WAN link. Benefit: Enables 24/7 remote monitoring and control, reduces on-site maintenance visits by up to 40%, and consolidates power and data on a single modular router platform for maximum reliability.
To get the detailed certification, please go to the Compliance Center.
 HWIC-4ESW-POE |  HWIC-8A/S-232 |  HWIC-1ADSL |  HWIC-1ADSL-M |  HWIC-AP-AG-B | |
|---|---|---|---|---|---|
| Product Type | Network Module | Network Module / Network Card | Network Module | Network Module | Network Module / Network Card |
| Module Type | Ethernet | HWIC | WAN | WAN | Wi-Fi |
| Data Rate | 10/100 Mbps | 115.2 kbps | Up to 8Mbps (ADSL2+) | ADSL/ADSL2+ | 1Gbps |
| Connector Type | RJ-45 | DB9 RS-232 | RJ-11 | RJ-11 | RJ-45 |
| Supported Protocols | TCP/IP | PPP / HDLC | TCP/IP | TCP/IP, PPP | TCP/IP |
| Form Factor | HWIC | Modular | Modular | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 55°C | 0 to 70°C |
| Storage Temperature | N/A | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | N/A | 5V | N/A | 3.3V | 3.3V |
| Compatibility | Cisco | Cisco Routers | Cisco | Cisco | Cisco |
| Max Speed | 100Mbps | 115.2 kbps | Up to 8Mbps | Up to 8Mbps downstream / 1Mbps upstream | 1Gbps |
| Supported Features | PoE, VLAN, QoS | Auto-flow control, Error Detection | ADSL2+ modulation, Auto-negotiation | N/A | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Power Consumption | N/A | N/A | N/A | N/A | N/A |
| Interface Ports | Ethernet | RS-232 | RJ-11 | N/A | Ethernet |
| Expansion Slots | HWIC | HWIC slot | EHWIC | EHWIC | EHWIC |
| Product Name | HWIC-4ESW-POE | HWIC-8A/S-232 | HWIC-1ADSL | HWIC-1ADSL-M | HWIC-AP-AG-B |
| 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 HWIC-4ESW-POE provides excellent PoE functionality. It's perfect for powering devices over Ethernet while offering solid network connectivity.
We've used the HWIC-4ESW-POE for our Ethernet power needs. It provides reliable performance and powers our devices efficiently.
This card is fantastic for providing PoE functionality. The HWIC-4ESW-POE integrates seamlessly into our network and powers our IP phones effortlessly.
The HWIC-4ESW-POE is easy to deploy and provides reliable PoE functionality. It's perfect for expanding our network and powering devices.
The HWIC-4ESW-POE has been an excellent addition to our network. It provides reliable Ethernet power and connectivity with no issues.
The HWIC-4ESW-POE is a Cisco high-speed WAN interface card providing a 4-port 10/100 Ethernet switch with integrated Power over Ethernet (PoE) support for compatible Cisco routers.
The HWIC-4ESW-POE is supported on Cisco ISR G2 platforms including the 1841, 2811, 2821, 2851, 2911, 2921, 2951, 3925, 3945 series routers.
It delivers four 10/100 Mbps RJ-45 Ethernet switch ports with individual PoE capabilities, allowing simultaneous data and power delivery to devices.
The total PoE power budget is 15.4 W per port, up to an aggregate of 30 W, compliant with IEEE 802.3af Class 3 PoE standards.
Yes. The module supports IEEE 802.3af PoE for devices such as IP phones, access points, and cameras, delivering up to 15.4 W per port.
It supports VLAN tagging (802.1Q), QoS, port-based ACLs, spanning tree protocol, and link aggregation for flexible LAN segmentation and traffic management.
Power down the router, insert the HWIC into an available WAN interface card slot, secure the module screws, then power up and verify module detection via the CLI.
No. PoE functionality is enabled by default; no extra software or feature licenses are needed to power connected devices.
Use Cisco IOS commands in global configuration mode: interface hwic 0/1, power inline {auto | never}, service-policy, and show power inline to verify status.
No. Each Cisco router supports a single HWIC-4ESW-POE module per HWIC slot; multiple modules cannot be installed in the same slot.
It delivers wire-speed forwarding up to 100 Mbps per port, handling aggregate traffic up to the router’s backplane capacity.
Run show hw-module slot <slot> status and show power inline to confirm module health, port status, and PoE power allocation.
Typical deployments include small-branch office LAN extension, IP telephony, wireless access point uplink, and remote camera networks.
Each 10/100 Mbps port supports up to 100 meters of Cat5e or higher twisted-pair cabling per IEEE standards.
Cisco offers a limited lifetime hardware warranty plus access to Cisco’s Technical Assistance Center and online resources for registered customers.
Check show power inline for port power status, verify device power requirements, ensure router PSU capacity, and inspect cabling for damage.