Cisco CISCO1841 Router

Buy, Sell, Rent, or Lease a Refurbished CISCO1841. Contact us by calling 800-327-0730, activating our Live Chat feature, or filling out our Quote Form to get immediate pricing and availability.

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Cisco CISCO1841 Router

Cisco CISCO1841 Router Overview



Device Type
Form Factor
Installed Modules Qty (Max)
0 (installed) / 3 (max)
Height (Rack Units)
Installed Devices / Modules Qty
0 3 (write)


Form factor
Connectivity technology
Data link protocol
Ethernet, Fast Ethernet
Transport protocol
Remote management protocol
VPN support, VLAN support, Wall mountable, Firewall protection, Hardware encryption, Hardware compression, Dynamic Multipoint VPN (DMVPN), Network Admissions Control (NAC), Intrusion Prevention System (IPS)


128 MB (installed) / 384 MB (max) - SDRAM
Flash Memory
32 MB (installed) / 128 MB (max)
Memory / RAM
128 MB 384 MB SDRAM
Memory / Flash
32 MB 128 MB Flash



Expansion / Connectivity

Expansion Slot(s) Total (Free)
1 0 Installed CompactFlash Card, Memory, 1 1 Installed AIM, 2 2 Installed HWIC
Expansion Slots Total (Free)
1 ( 0 ) x CompactFlash Card, Memory, 1 ( 1 ) x AIM, 2 ( 2 ) x HWIC
2 x Network - Ethernet 10Base-T/100Base-TX - RJ-45, 1 x USB - 4 pin USB Type A, 1 x Management - Console, 1 x Management - Auxiliary
Compatible Slots
Port(s) Total (Free) / Connector Type
2 Network Ethernet 10Base-T/100Base-TX:RJ-45, 1 USB 4 pin USB Type A, 1 Management Console:, 1 Management Auxiliary:


Rack mounting kit
Compliant Standards
CSA, CS-03, CTR 21, EN55024, CISPR 24, EN 60950, EN50082-1, UL 60950-1, EN 61000-3-2, EN 61000-3-3, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-11, EN55022 Class A, CISPR 22 Class A
Authentication Method
Secure Shell v.2 (SSH2)
Encryption Algorithm
DES, SSL, Triple DES, 128-bit AES, 192-bit AES, 256-bit AES


Power Supply / Device
Power supply Internal
Power Device
Power supply - Internal
Power Provided
50 Watt
Voltage Required
AC 120/230 V

Expansion / Port(s) Required

Slot(s) Required


Modem Type

Environmental Parameters

Min operating temperature
32 °F
Max operating temperature
104 °F
Operating humidity range
10 - 85%


Express Computer Systems state-of-the-art engineering lab and certified technicians will make sure that your Cisco CISCO1841 Router is tested rigorously and in perfect working condition. To back it up, we carry a 100% Satisfaction Guarantee on all of our used and refurbished gear, in addition to one of the industries best warranties.

Shipping Policy

We stock all of our products. Items are fully tested and professionally packaged to ensure functionality on arrival.

The CISCO1841 will ship the same day if the order is received with sufficient testing and packaging time.

*Alaska and Hawaii customers, please contact us for a shipping quote.

Shipping Methods

We ship via Fedex. Next Day and expedited shipping services are available. Please contact us for a quote to upgrade shipping.

We can also ship via UPS or FedEx on your account number. Other freight and carrier services are available, please contact us at to make arrangements.

Pickup & Delivery

Local customers may also arrange for pickup or delivery of items.

Net Terms

Approved Educational, Government, and Corporate customers may submit a purchase order to purchase the CISCO1841.

Please contact us and we will FAX or Email you a credit application.

Finance & Leasing Options

We have solutions to help you finance your purchase. Please contact us at to learn more about our finance and leasing options.

Credit Card

To pay via credit card, please call us at (800) 327-0730


FAX your card type, card number, expiration date, name as it appears on the card, complete billing address including apartment number, zip code and phone number to us at (800) 327-0730.

Wire Transfer

International buyers must pay via Wire Transfer.

Please email us at to purchase this product with a wire transfer.


Business and Personal Checks must clear prior to shipment.