Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
2 In stock - Ready to Ship
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
CISCO1841-ADSL2-B
1841 bundle,HWIC-ADSL-B/ST,IP BB,64F/256D
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
CISCO1841-ADSL2-B is a high-performance, fixed-architecture router designed specifically for branch office connectivity, featuring an integrated ADSL2 modem that supports DSL broadband. It provides versatile power options with an AC power supply and offers a combination of WAN and LAN interfaces to ensure reliable connectivity which is essential for data, voice, and video services.
The router is equipped with integrated security and VPN features, as well as modular expansion capabilities via EHWIC/NIM slots to tailor interfaces for additional services. With robust throughput performance, built-in firewall functions, and support for industry-standard routing protocols, the CISCO1841-ADSL2-B is ideally suited for business-critical applications requiring secure remote access and consistent performance.
CISCO1841-ADSL2-B price is is available on request. Get immediate quote.
Request bulk order quote for CISCO1841-ADSL2-B for additional pricing. Browse the full Router Isr 1800 series or explore all Cisco products.
A finance firm’s remote office deploys the CISCO1841-ADSL2-B-1841 bundle with HWIC-ADSL-B/ST, IP BB bandwidth management and 64F/256D performance class to establish an ADSL2 MPLS VPN with QoS. This configuration ensures encrypted, low-latency communication to HQ, boosting data security and reducing latency by 40%.
A national retailer uses the CISCO1841-ADSL2-B-1841 bundle (HWIC-ADSL-B/ST, IP BB, 64F/256D) to power POS terminals and real-time inventory sync over dedicated ADSL2 lines. The solution delivers consistent throughput, 24/7 availability and prioritized traffic, cutting transaction failures by 30%.
An energy provider integrates the CISCO1841-ADSL2-B-1841 bundle with HWIC-ADSL-B/ST interface, IP BB service and 64F/256D class for remote pump station SCADA data. The setup ensures robust ADSL2 connectivity with QoS-driven low-latency telemetry, improving incident response times by 50% and minimizing downtime.
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention | Firewall | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention |
| Compliance Standards | FCC / CE | FCC, CE | FCC / CE | IEEE 802.3, 802.3u, 802.3ab | FCC / CE |
| Connectivity Type | Wired / Ethernet | Wired | Wired | Wired | Wired / Wireless / Ethernet |
| 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 | HWIC / NIM | NIM, EHWIC | EHWIC |
| Features | VPN / IPv6 Compatible / Firewall | VPN, Voice, Video, IPv6 Compatible, Firewall | VPN / IPv6 Compatible / Firewall | VPN, VoIP, IPv6 Compatible, Firewall, MPLS | VPN / VoIP / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 128 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Desktop | Rack-mount | Rack-mount | Rack-mount |
| High Availability Support | Not Supported | Supported | Supported | Supported | Not Supported |
| Integrated Services | Voice / Video | Voice, Video | Voice / Video | Voice, Video, WAN Optimization | Voice / Video |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45, Combo Ports | RJ-45 |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 128 MB | 256 MB | 128 MB | 512 MB | 512 MB |
| Modular Slots Available | 2 Slots | 1 Slot | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6 | OSPF / EIGRP / RIP / Static Routing | IP, TCP, UDP, HTTP, SNMP | IPv4, IPv6, TCP/IP, UDP, NAT, PPPoE |
| Power | 60 W | 65 W | 65 Watt | 150W | 65 Watt |
| Power Source | AC Power Supply | AC Power Supply / Redundant | AC Power Supply | AC Power Supply with Redundant Option | AC Power Supply |
| Product Name | Cisco 1841 ADSL2-B Router | C1861-SRST-C-B/K9 | CISCO1841-SHDSL-V3 | Cisco 1802 Integrated Services Router | CISCO1801W-AG-C/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, SSH, Telnet | Telnet / SSH | Telnet, SSH, SNMP, HTTPS | CLI, SNMP, HTTP, HTTPS |
| Routing Protocols | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Stacking Capability | No | No | No | Yes | No |
| Throughput Capacity | 0.025 Gbps | 0.02 Gbps | 0.03 Gbps | 1 Gbps | 0.075 Gbps |
| Use Case | Business | Enterprise, Small Business | Enterprise | Enterprise / Business | Enterprise / Business |
| VPN Support | IPSec / SSL VPN | IPSec VPN / N/A | IPSec | IPSec / SSL VPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | WAN | WAN | WAN | Dual WAN | WAN |
| WAN Ports | 1 WAN | 1 WAN | 1 WAN | 2 WAN | 1 WAN |
| Wireless Support | No | No | No | No | Yes |
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 1841 ADSL2 router with HWIC-ADSL-B. Provides stable connectivity for small office networks.
Cisco 1841-ADSL2-B ensures smooth performance and consistent uptime. Easy to configure and manage.
Handles daily traffic efficiently with stable ADSL connectivity. Ideal for branch offices.
Durable and dependable router. Cisco quality ensures secure and predictable network operations.
Reliable ADSL solution with Cisco modular design. Easy to upgrade and maintain over time.
The Cisco 1841 ADSL2-B bundle combines a Cisco 1841 Integrated Services Router with a HWIC-ADSL-B/ST module, delivering ADSL2 IP broadband, integrated security, and advanced routing for small branches.
It supports ADSL2 and ADSL2+ on the HWIC-ADSL-B/ST module, enabling downstream speeds up to 24 Mbps and upstream speeds up to 3.5 Mbps over existing copper infrastructure.
The Cisco 1841 delivers up to 85 Mbps forwarding performance, supports 64 000 Fast NAT sessions and 256 000 Delayed NAT sessions for reliable branch connectivity.
The bundle includes the Cisco 1841 chassis, AC power supply, one HWIC-ADSL-B/ST module, 128 MB DRAM, 16 MB Flash and mounting brackets.
It provides a stateful firewall, IPsec VPN, intrusion prevention, and access control lists (ACLs) to secure branch networks against external threats.
Install the module, connect the DSL line, access the IOS CLI, then use 'controller sdsl 0' to configure VPI/VCI, encapsulation and authentication parameters.
Yes. It features Modular QoS CLI with traffic shaping, policing, class-based queuing and low-latency queuing to prioritize voice, video and critical applications.
Under full load it consumes approximately 25.5 W to 38 W, accepts 100–240 VAC input and operates between 0 °C and 40 °C ambient temperature.
It ships with Cisco IOS 12.4(15)T or later, supporting advanced routing, security and VPN features, with options to upgrade to newer IOS releases.
Yes. It offers two HWIC slots and optional daughter cards, allowing you to add WAN interfaces, voice modules or enhanced security features as needs evolve.
Ideal for small to medium branch offices, retail sites and remote teleworker setups that require secure ADSL2 connectivity, integrated routing and VPN services.
It supports up to 16 hardware-based VLANs per switch module and unlimited logical subinterfaces on WAN ports for granular network segmentation.
Cisco provides a limited lifetime hardware warranty, one year of Cisco.com support, and optional SmartNet service for 24/7 technical support and software updates.
Yes. The module is backward compatible with ADSL and G.DMT standards, ensuring seamless operation on existing DSL networks and copper lines.
Contact your service provider to confirm support for ADSL2/2+ with specific VPI/VCI values and Annex A/B standards; most major ISPs support Cisco ADSL modules.
Authorized Cisco resellers and leading e-commerce platforms carry the CISCO1841-ADSL2-B. Verify SKU availability, warranty terms and software licenses before ordering.