Cisco 4-Port Clear Channel T1/E1 High-Speed WAN Interface Card (HWIC)
Brand: Cisco · SKU: HWIC-4T1/E1 · MPN: HWIC-4T1/E1 · Category: Components
The Cisco HWIC-4T1/E1 is a modular High-Speed WAN Interface Card that delivers four dedicated T1/E1 ports, offering reliable connectivity for both voice and data applications. It supports standard T1 (1.544 Mbps) and E1 (2.048 Mbps) line interfaces through RJ-48 connectors. The module has integrated Channel Service Unit/Data Service Unit (CSU/DSU) per port and supports balanced or unbalanced E1 termination. It is configurable via Cisco IOS Software for T1 or E1 operation and supports E1 unframed and framed modes (G.703 and G.704). It facilitates n x T1/E1 connectivity in a compact form factor, enabling Multilink PPP or Multilink Frame Relay (FRF.16).
Specifications
| Ports | 4x T1/E1 RJ-48 |
|---|---|
| E1 Modes | Unframed and Framed (G.703 and G.704) |
| Form Factor | Modular (HWIC), Single-wide |
| Module Type | T1/E1 WAN Module |
| Input Voltage | 3.3V |
| Data Rate (E1) | 2.048 Mbps |
| Data Rate (T1) | 1.544 Mbps |
| Integrated CSU/DSU | Yes, per port |
| Supported Protocols | PPP/HDLC, Multilink PPP, Multilink Frame Relay (FRF.16) |
| Operating Temperature | 0 to 70°C or 0 to 40°C (Varies by source) |
| Warranty | Varies by Seller/Condition |
| Weight | 90 g |
| Dimensions | 78.2 x 120.4 x 19.1 mm |
Key Features
The HWIC-4T1/E1 integrates four T1/E1 ports into a single-wide HWIC slot to facilitate n x T1/E1 connectivity in a compact form factor, reducing deployment and management costs. It is designed for integration into various Cisco Integrated Services Routers (ISRs).
Frequently Asked Questions
Is this product genuine OEM?
Yes, this Cisco 4-Port Clear Channel T1/E1 High-Speed WAN Interface Card (HWIC) (HWIC-4T1/E1) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
What warranty is included?
This Cisco 4-Port Clear Channel T1/E1 High-Speed WAN Interface Card (HWIC) includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
How long does shipping take?
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Can I return this product?
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Is the Cisco 4-Port Clear Channel T1/E1 High-Speed WAN Interface Card (HWIC) compatible with my system?
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the HWIC-4T1/E1.
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