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Cisco 1841 modular router delivers stable performance and flexible WAN options. Ideal for branch office networks.
CISCO1841
Cisco 1800 Series Router: Cisco 1841 Modular Router w/2xFE,...
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Name:
CISCO1841
- Description:
- Cisco 1800 Series Router: Cisco 1841 Modular Router w/2xFE, 2 WAN slots, 64 FL/256 DR
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 746320950525
- Condition:
- Warranty:
- 3
- List Price:
$1,395.00
- Price:
$120.0091.4% off
Quantity:
1
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CISCO1841 Overview
CISCO1841 is a modular integrated services router designed for branch offices and small business environments. It features a robust architecture that combines a fixed chassis with modular interface slots, supports AC power options with provisions for redundancy, and integrates dedicated WAN and LAN interfaces for reliable wired connectivity.
CISCO1841 delivers comprehensive integrated services including voice, video, and data handling along with advanced VPN capabilities for secure remote access. Its performance is optimized for moderate throughput with built‐in redundancy measures, making it ideal for small office, branch office, and enterprise edge use cases.
CISCO1841 price is $120.00, a 91.4% saving from the Cisco list price of $1,395.00. CISCO1841 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CISCO1841 for additional pricing. Browse the full Router Isr 1800 series or explore all Cisco products.
CISCO1841 Specifications
- Power Source
- AC Power Supply
- Flash Memory
- 128 MB
- Ethernet Technology
- 10/100
- Form Factor
- Desktop
- Memory
- 64 MB
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- Weight
- 7.5 lbs
- Product Type
- Enterprise Router
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / Static Routing
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- Wi-Fi Standard
- N/A
- Connectivity Type
- Wired
- Wireless Support
- No
- Firewall Features
- Yes
- Management
- Managed
- High Availability Support
- Not Supported
- Telecom
- N/A
- QoS Features
- Supported
- Modular Slots Available
- 2 Slots
- Stacking Capability
- No
- 5G Support
- No
- Interface Ports
- RJ-45
- Device Type
- Router
- Expansion Slots
- EHWIC
- Power
- 65 Watt
- Broadband
- N/A
- Speed/Capacity
- N/A
- Integrated Services
- Voice / Video / WAN Optimization
- Remote Management
- Telnet / SSH / SNMP
- LAN Ports
- 4 LAN Ports
- Features
- VPN / VoIP / IPv6 Compatible / Firewall
- EMC
- FCC / CE
- Built-in Security Features
- Firewall / Intrusion Prevention
- Compliance Standards
- FCC / CE
- Use Case
- Business / Small Business / Enterprise
- Safety
- UL / CE
- Architecture
- Modular
- Throughput Capacity
- 0.035 Gbps
- VPN Support
- IPSec / GRE / N/A
- Network Protocols
- BGP / EIGRP / OSPF / RIP / Static Routing
- Product Name
- Cisco 1841 Integrated Services Router
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CISCO1841 |  CISCO1841-SEC/K9 |  C1861W-SRST-C-F/K9 |  C1841-3G-G |  CISCO1841-ADSL2-M | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Modular | Modular | Fixed | Fixed | Fixed |
| Broadband | N/A | N/A | N/A | N/A | DSL |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE | FCC / CE | FCC / CE / UL | IEEE 802.3, IEEE 802.3u | FCC, CE |
| Connectivity Type | Wired | Wired / Ethernet | Wired | Wired | Wired |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | FCC / CE | N/A | N/A | N/A | N/A |
| Ethernet Technology | 10/100 | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | NIM | EHWIC | EHWIC | EHWIC |
| Features | VPN / VoIP / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall | VPN / VoIP / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 128 MB | 128 MB | 128 MB | 256 MB | 256 MB |
| Form Factor | Desktop | Rack-mount | Desktop | Rack-mount | Desktop |
| Height | N/A | N/A | N/A | N/A | N/A |
| High Availability Support | Not Supported | Not Supported | Not Supported | Not Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice | Voice | Voice | Voice |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | N/A | 2 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 64 MB | 512 MB | 512 MB | 128 MB | 128 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 1 Slot | 2 Slots | 2 Slots |
| Network Protocols | BGP / EIGRP / OSPF / RIP / Static Routing | IPv4 / IPv6 | IPv4, IPv6, MPLS | IPv4, IPv6, MPLS | IP, IPX, AppleTalk |
| Power | 65 Watt | 65 Watt | 65W | 73 W | 65 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco 1841 Integrated Services Router | Cisco 1841 Integrated Services Router Security (K9) | Cisco 1861W Integrated Services Router with SRST | Cisco 1841-3G-G | CISCO1841-ADSL2-M |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | Telnet / SSH / SNMP | Telnet / SSH | CLI, SNMP, HTTP/HTTPS | Telnet, SSH, SNMP | Telnet, SSH, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing |
| Safety | UL / CE | N/A | N/A | N/A | N/A |
| Speed/Capacity | N/A | N/A | Gigabit | N/A | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | N/A | N/A |
| Throughput Capacity | 0.035 Gbps | 0.035 Gbps | N/A | 0.045 Gbps | 0.075 Gbps |
| Use Case | Business / Small Business / Enterprise | Small Business | Small Business | Small Business | Small Business / Enterprise |
| VPN Support | IPSec / GRE / N/A | IPSec | IPSec / SSL VPN / DMVPN / N/A | IPSec | IPSec |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | WAN | WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 1 WAN |
| Weight | 7.5 lbs | 12 lbs | N/A | N/A | N/A |
| Wi-Fi Standard | N/A | N/A | WiFi 4 | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Wireless Support | No | No | Yes | No | No |
Reviews & Ratings
E
Emma Jenkins
4
Reliable 1800 series router with dual FE and WAN slots. Easy deployment and management.
L
Lucas Morgan
5
Handles office traffic smoothly. Cisco modular design allows future expansion with minimal effort.
M
Mia Foster
5
Stable connectivity and dependable routing. Perfect for small to medium branch offices.
J
James Riley
4
Durable and consistent performance. Cisco 1841 ensures secure and reliable network operations.
Questions & Answers
What is the Cisco 1841 Router?
The Cisco 1841 is a modular branch router in the 1800 Series offering integrated security, dual Fast Ethernet, two WAN slots and advanced performance for small to mid-sized offices.
What are the main hardware specifications of the Cisco 1841?
The Cisco 1841 features a 266 MHz MIPS CPU, 64 MB flash, 256 MB DRAM, two 10/100 Mbps Ethernet ports and two expansion slots for WAN interface cards.
Which WAN interface cards are compatible with the Cisco 1841?
The Cisco 1841 supports Cisco HWIC (High-Speed WAN Interface Card) modules, including HWIC-1DSU/CSU, HWIC-1T, HWIC-2T and HWIC-4ESW for flexible connectivity.
Does the Cisco 1841 support integrated security features?
Yes, it includes Cisco IOS Firewall, Intrusion Prevention System (IPS) and VPN encryption to secure branch office communications.