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Name:
CISCO3945E/K9
- Description:
- Cisco 3945 router w/SPE250, 4GE, 3EHWIC, 3DSP, 4SM, 256MBCF, 1GB DRAM, IPB
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- 998390850100
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3 - List Price:
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$22,425.00
- Price:
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$9,058.00
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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CISCO3945E/K9
Cisco 3945 router w/SPE250, 4GE, 3EHWIC, 3DSP, 4SM...
$22,425.00
$9,058.00
15 in Global Warehouse
$9,058.00
60% off
TRUSTED, TRIED, PROVEN
CISCO3945E/K9 Overview
CISCO3945E/K9 is a modular enterprise router engineered with a robust design, featuring dual power supply options and redundant capabilities that ensure reliable operation in demanding network environments. It offers dual WAN configuration along with four integrated Gigabit Ethernet LAN ports, providing high-performance connectivity with efficient throughput for critical business applications.
This router delivers integrated services such as voice, video, and WAN optimization, and supports modular expansion through EHWIC and NIM slots. It incorporates advanced VPN features, built-in firewall security, and QoS management, making it ideally suited for enterprise use cases that require high redundancy, superior performance, and versatile connectivity.
What is the price of CISCO3945E/K9?
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CISCO3945E/K9 Specifications
| Product Type | Enterprise Router |
| VPN Support | IPSec / SSL VPN / DMVPN |
| Power Source | AC Power Supply / Redundant |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing |
| Broadband | N/A |
| Architecture | Modular |
| WAN Configuration | Dual WAN |
| WAN Ports | 2 WAN |
| LAN Ports | 4 LAN Ports |
| Ethernet Technology | 10/100/1000 |
| Wi-Fi Standard | N/A |
| Connectivity Type | Wired |
| Network Protocols | IPv4 / IPv6 / MPLS / VPN |
| Remote Management | SSH / Telnet / SNMP |
| Compliance Standards | RoHS / FCC / CE |
| Wireless Support | No |
| Speed/Capacity | Gigabit |
| Firewall Features | Yes |
| Features | VPN / IPv6 Compatible / Firewall / Voice / Video / WAN Optimization |
| Use Case | Enterprise |
| Management | Managed |
| Form Factor | Rack-mount |
| Integrated Services | Voice / Video / WAN Optimization |
| High Availability Support | Supported |
| Safety | UL / cUL / CE |
| EMC | FCC / CE |
| Telecom | TIA/EIA |
| Throughput Capacity | 1 Gbps |
| QoS Features | Supported |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection |
| Expansion Slots | EHWIC / NIM |
| Modular Slots Available | 2 Slots |
| Stacking Capability | Yes |
| 5G Support | No |
| Memory | 1 GB |
| Flash Memory | 512 MB |
| Interface Ports | RJ-45 / SFP |
| Power | 350 Watts |
| Device Type | Router |
| Product Name | Cisco 3945 Integrated Services Router |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
CISCO3945E/K9 Use Case
High-Performance Secure WAN for Distributed Branch Offices
A national retail chain deploys the Cisco 3945E/K9 with SPE250, 4 GE ports and 3EHWIC modules at each of its 150 branch locations to establish site-to-site IPsec VPN and dual-WAN redundancy. Integrated acceleration and advanced QoS deliver up to 250 Mbps of encrypted throughput, reducing application latency by 40% and centralizing security policy management for consistent, reliable branch connectivity.
Optimized Cloud and SaaS Application Delivery for Financial Services
A mid-sized financial firm leverages the Cisco 3945E/K9 router with SPE250 packet-acceleration, 1 GB DRAM and policy-based QoS to secure and accelerate critical cloud-hosted trading platforms. The solution sustains sub-50 ms response times, enforces end-to-end encryption, and boosts user productivity by 30% while ensuring compliance with industry regulations.
Unified Communications Gateway for Remote Manufacturing Sites
A global manufacturer installs Cisco 3945E/K9 with 3 DSP modules and 4 SM slots at remote plants to converge VoIP, video conferencing and legacy TDM services. Built-in DSP resources and priority-based traffic shaping ensure crystal-clear voice quality, reduce PSTN costs by 25%, and consolidate multiple communications services on a single, easy-to-manage platform.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Modular | Modular | Modular |
| Broadband | N/A | N/A | N/A | N/A | N/A |
| Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection |
| Compliance Standards | RoHS, FCC, CE | FCC / CE / RoHS | FCC, CE | FCC / CE | RoHS / FCC / CE |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 16.1 inches | 16.1 inches | 16.14 inches | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | FCC, CE | N/A | N/A | N/A | FCC / CE |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | NIM, EHWIC | EHWIC / NIM | EHWIC / NIM | NIM | EHWIC / NIM |
| Features | VPN, Firewall, IPv6 Compatible, Integrated Security, Voice, Video | VPN / IPv6 Compatible / Firewall / Integrated Security | VPN, Voice, Video, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / Integrated Services / Firewall / IPv6 Compatible | VPN / IPv6 Compatible / Firewall / Voice / Video / WAN Optimization |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 512 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.72 inches | 4.3 inches | 4.45 inches | N/A | N/A |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, Video, WAN Optimization | Voice / Video | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 512 MB | 512 MB | 512 MB | 512 MB | 1 GB |
| Modular Slots Available | 3+ Slots | 2 Slots | 3+ Slots | 3+ Slots | 2 Slots |
| Network Protocols | OSPF, BGP, EIGRP, RIP, Static Routing | IPv4 / IPv6 | IP, IPv6, TCP/IP, UDP, OSPF, BGP, EIGRP, RIP | IPv4 / IPv6 | IPv4 / IPv6 / MPLS / VPN |
| Power | 350 Watts | 175W | 350 W | 350 W | 350 Watts |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco C3925-VSEC-CUBE/K9 Integrated Services Router | C3925-VSEC/K9 | Cisco 3945 Integrated Services Router (ISR) | CISCO3945-V/K9 Integrated Services Router | Cisco 3945 Integrated Services Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Cisco IOS CLI, SNMP, Telnet, SSH | Telnet / SSH / SNMP | Telnet/SSH/SNMP | Telnet / SSH / SNMP | SSH / Telnet / SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | UL, IEC | N/A | UL / cUL | N/A | UL / cUL / CE |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | No | No | No | Yes |
| Telecom | N/A | N/A | N/A | N/A | TIA/EIA |
| Throughput Capacity | 300 Mbps | 0.4 Gbps | 75 Mbps | 300 Mbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise / Business | Enterprise / Business | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN / N/A | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 14.3 lbs | 38 lbs | 29 lbs | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | 17.1 inches | 17.3 inches | 17.65 inches | N/A | N/A |
| Wireless Support | No | No | No | No | No |
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Questions & Answers
Q
What is the Cisco 3945E/K9 router?
A
The Cisco 3945E/K9 is an integrated services router with an SPE250 performance engine, four Gigabit Ethernet ports, three Enhanced HWIC slots, three DSP slots, four service modules, 256 MB compact flash, and 1 GB DRAM for enterprise WAN connectivity.
Q
What throughput can I achieve with the Cisco 3945E/K9?
A
The Cisco 3945E/K9 delivers up to 75 Mbps of aggregate throughput using the SPE250 engine, supporting advanced security, QoS, and application services for medium-sized branch deployments.
Q
How many expansion slots does the Cisco 3945E/K9 offer?
A
The router features three Enhanced High-Speed WAN Interface Card (EHWIC) slots, three DSP module slots for voice or unified communications, and four fixed service module bays for modular enhancements.
Q
What memory and storage are included in the Cisco 3945E/K9?
A
The device ships with 1 GB of DRAM for routing and services processing plus 256 MB of onboard compact flash for OS images, configurations, and data logging.
Q
Does the Cisco 3945E/K9 support voice and video services?
A
Yes. With three DSP slots and four service module bays, the 3945E/K9 supports Cisco Unified Communications, voice gateways, and video conferencing applications for branch offices.
Q
Which WAN interfaces are supported on the Cisco 3945E/K9?
A
The router includes four fixed Gigabit Ethernet ports and supports additional WAN interfaces via EHWIC modules, including T1/E1, T3/E3, serial, ADSL2+, and 3G/4G LTE options.
Q
What security features are built into the Cisco 3945E/K9?
A
Built-in security includes Zone-Based Firewall, Cisco IOS IPS, VPN (IPsec, SSL), advanced malware protection, and secure boot to safeguard branch network traffic and data.
Q
Can I upgrade the Cisco 3945E/K9’s memory?
A
Yes. The 3945E/K9 supports DRAM upgrades up to 4 GB and compact flash expansion up to 2 GB to accommodate larger configurations and additional service modules.
Q
What power options does the Cisco 3945E/K9 support?
A
The router operates on AC or optional DC power supplies, offers redundant power supply support, and includes an internal fan tray for optimized cooling in branch environments.
Q
How do I manage and configure the Cisco 3945E/K9?
A
Management options include Cisco IOS command-line interface, Cisco Prime Infrastructure, Embedded Event Manager, SNMP, and REST API for automation and centralized monitoring.
Q
Is the Cisco 3945E/K9 suitable for VPN deployments?
A
Absolutely. It supports high-performance VPN with up to 800 Mbps IPsec throughput, scalable VPN peers, and advanced encryption to connect remote sites securely.
Q
What operating system runs on the Cisco 3945E/K9?
A
The router runs Cisco IOS Software XE, delivering modular services architecture, in-service software upgrade (ISSU), and advanced programmability for modern network demands.
Q
What are typical use cases for the Cisco 3945E/K9?
A
Ideal for medium-sized branch offices, the 3945E/K9 supports WAN aggregation, secure VPN, unified communications, application optimization, and SD-WAN deployments.
Q
How reliable is the Cisco 3945E/K9 in critical network environments?
A
Designed for high availability, it offers hardware redundancy, hot-swappable power supplies, and Cisco IOS XE ISSU to minimize downtime in mission-critical networks.
Q
Where can I find end-of-sale and support information for the Cisco 3945E/K9?
A
Visit Cisco’s End-of-Sale and End-of-Life Notices page or contact your Cisco account representative to check support timelines, software updates, and warranty services.
