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C1841-3G-V-SEC/K9
Cisco 1841, HWIC-3G-CDMA-V, 64MB FL /256MB DRAM, Adv Securit
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Enterprise Clients
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
C1841-3G-V-SEC/K9 is a fixed-architecture enterprise router engineered for high-performance network security and integrated services. It offers multiple power options via an AC power supply and features dedicated WAN and LAN interfaces that provide reliable wired connectivity with integrated support for secure VPN communications.
Designed for secure branch connectivity and cost-sensitive environments, this router delivers robust throughput and performance while allowing for modular expansion through EHWIC slots. Its built-in firewall and VPN capabilities ensure high levels of confidentiality and integrity, making it ideal for enterprise and small business use cases that demand reliable connectivity and security.
C1841-3G-V-SEC/K9 price is is available on request. Get immediate quote.
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| C1841-3G-V-SEC/K9 |  CISCO1841-SEC/K9 |  C1841-3G-S-SEC/K9 |  CISCO1802 |  C1861-SRST-C-B/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Fixed | Fixed | Fixed |
| Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention | Firewall | Firewall, Intrusion Prevention | Firewall, Intrusion Prevention |
| Compliance Standards | FCC, CE | FCC / CE | FCC / CE / UL | IEEE 802.3, 802.3u, 802.3ab | FCC, CE |
| Connectivity Type | Wired | Wired / Ethernet | Wired | Wired | Wired |
| Device Type | Router | Router | Router | Router | Router |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100/1000 | 10/100 |
| Expansion Slots | EHWIC | NIM | EHWIC | NIM, EHWIC | EHWIC |
| Features | VPN, Firewall, Intrusion Prevention, NAT, QoS, Routing | VPN / Firewall / IPv6 Compatible | VPN / Firewall / IPv6 Compatible | VPN, VoIP, IPv6 Compatible, Firewall, MPLS | VPN, Voice, Video, IPv6 Compatible, Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 128 MB | 128 MB | 256 MB | 256 MB |
| Form Factor | Desktop / Rack-mount | Rack-mount | Desktop | Rack-mount | Desktop |
| High Availability Support | Not Supported | Not Supported | Not Supported | Supported | Supported |
| Integrated Services | Voice, VPN, Security | Voice | Voice | Voice, Video, WAN Optimization | Voice, Video |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45, Combo Ports | RJ-45 |
| LAN Ports | 2 LAN Ports | 4 LAN Ports | 2 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 128 MB | 512 MB | 512 MB | 512 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 1 Slot |
| Network Protocols | IPv4, IPv6, TCP/IP | IPv4 / IPv6 | IPv4 / IPv6 | IP, TCP, UDP, HTTP, SNMP | IPv4, IPv6 |
| Power | 65 Watts | 65 Watt | 45 W | 150W | 65 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply with Redundant Option | AC Power Supply / Redundant |
| Product Name | Cisco 1841 Integrated Services Router C1841-3G-V-SEC/K9 | Cisco 1841 Integrated Services Router Security (K9) | Cisco C1841-3G-S-SEC/K9 Integrated Services Router | Cisco 1802 Integrated Services Router | C1861-SRST-C-B/K9 |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet, SSH, SNMP, HTTP/HTTPS | Telnet / SSH | SSH / Telnet / SNMP | Telnet, SSH, SNMP, HTTPS | HTTP, HTTPS, SSH, Telnet |
| Routing Protocols | OSPF / EIGRP / RIP / BGP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / EIGRP / RIP / Static Routing |
| Stacking Capability | No | No | No | Yes | No |
| Throughput Capacity | 33 Mbps | 0.035 Gbps | 0.035 | 1 Gbps | 0.02 Gbps |
| Use Case | Enterprise / Small Business | Small Business | Enterprise | Enterprise / Business | Enterprise, Small Business |
| VPN Support | IPSec / SSL VPN | IPSec | IPSec VPN | IPSec / SSL VPN | IPSec VPN / N/A |
| WAN Configuration | WAN | Dual WAN | WAN | Dual WAN | WAN |
| WAN Ports | 1 WAN | 2 WAN | 2 WAN | 2 WAN | 1 WAN |
| Wireless Support | No | No | No | No | No |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reliable 3G CDMA router with strong security. Keeps our branch connected during outages with stable performance.
Cisco 1841-3G-V-SEC ensures secure and consistent connectivity. Ideal for remote offices needing backup internet.
Smooth 3G failover and dependable security features. Easy to deploy and manage.
Strong routing performance with robust security. Long-term reliability makes it a solid investment.
Keeps business-critical operations online during link failures. Cisco quality is evident in stability.
The Cisco 1841 C1841-3G-V-SEC/K9 integrates 4 Fast Ethernet ports, two HWIC slots (including 3G CDMA connectivity), 64 MB Flash, 256 MB DRAM, and an Advanced Security (SEC) license for robust branch routing and VPN.
It provides four 10/100 Fast Ethernet ports, two Cisco HWIC slots (supporting modules like HWIC-3G-CDMA-V), and RJ-45 Console and AUX ports for management access.
Yes; installing the HWIC-3G-CDMA-V module on the Cisco 1841 enables 3G CDMA wireless WAN connectivity for reliable mobile data access.
The router ships with 256 MB of DRAM and 64 MB of Flash memory, both of which are user-upgradable to 384 MB DRAM and 256 MB Flash.
The SEC license delivers stateful firewall, intrusion prevention (IPS), VPN encryption, and advanced threat defense to secure branch office networks.
It includes the Advanced Security (SEC) Cisco IOS license, unlocking firewall, VPN, and intrusion prevention services out of the box.
Yes; you can upgrade DRAM to 384 MB and Flash to 256 MB using Cisco-certified memory modules for larger IOS images and configurations.
The Cisco 1841 delivers up to 85 Mbps of forwarding throughput, handling encrypted VPN traffic and multiple WAN links efficiently in branch deployments.
It operates on 100–240 V AC, 50–60 Hz, consuming approximately 22 W, and supports an optional external redundant power supply for high availability.
Power off the router, open the chassis cover, insert the HWIC-3G-CDMA-V into an available HWIC slot, secure it with screws, then power on to complete module recognition.
Yes; its integrated WAN, advanced security, and performance capabilities make it ideal for secure, reliable connectivity in SMB and branch office environments.
The Cisco 1841 supports CLI via Console, Secure Shell (SSH), Telnet, SNMP v2/v3, Cisco Configuration Professional, and CiscoWorks for centralized device management.
Cisco offers a limited lifetime hardware warranty and optional SMARTnet service for software updates, replacement parts, and 24/7 technical assistance.
It supports Fast Failover Protocol, dual WAN backup, and optional external power redundancy, eliminating single points of failure for continuous connectivity.
Yes; the Cisco 1841 can be desktop-mounted or installed in a 19-inch rack using the optional rack-mount kit for flexible deployment.
Genuine Cisco hardware is available through Cisco-authorized partners, resellers, and the Cisco Commerce Workspace, ensuring authentic products and full support.
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