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CISCO1941-HSEC+/K9
CISCO1941-HSEC+/K9 VPN ISM module HSEC bundles for 1941 ISR...
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CISCO1941-HSEC+/K9 is a fixed, high-security enterprise router designed for integrated services in demanding network environments. It features robust architecture with dual modular expansion slots that allow for tailored WAN and LAN interface configurations while delivering comprehensive VPN capabilities and built‐in security functions.
This router supports multiple power options via an AC power supply with a maximum consumption of 55W, and it offers integrated services including voice and video, along with firewall and intrusion prevention features. Engineered for performance with a throughput capacity of approximately 0.075 Gbps, the CISCO1941-HSEC+/K9 is ideal for enterprise and small business use cases requiring secure connectivity and consistent reliability.
CISCO1941-HSEC+/K9 price is $1,806.00, a 66.2% saving from the Cisco list price of $5,345.00. CISCO1941-HSEC+/K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CISCO1941-HSEC+/K9 for additional pricing. Browse the full Router Isr 1900 series or explore all Cisco products.
A multinational retail chain deploys CISCO1941-HSEC+/K9 VPN ISM modules on 1941 ISR routers at 60 branch locations to establish resilient, full-mesh IPsec tunnels back to HQ. The on-board HSEC+ encryption ASIC delivers wire-rate AES-256 and SHA-2 performance, ensuring PCI-DSS compliance for in-store transactions. Outcome: unified network topology with sub-50 ms latency, consistent security policy enforcement, and a 30% cut in MPLS circuit costs.
A financial services firm outfits regional offices with CISCO1941-HSEC+/K9 VPN ISM modules on 1941 ISR platforms to support 200+ traveling advisors. By leveraging hardware-accelerated encryption, remote users connect via SSL or IKEv2 IPsec AnyConnect tunnels without taxing CPU resources. Benefit: real-time access to trading platforms and client data under FIPS 140-2 guidelines, boosting advisor productivity by 25% and simplifying compliance audits.
A global manufacturer integrates critical SCADA sensors and IoT devices across three production floors using CISCO1941-HSEC+/K9 VPN ISM modules on 1941 ISR routers. Enforced IPsec encryption and VRF-based segmentation isolate the OT network from corporate LANs, preserving data integrity and preventing lateral threats. Result: improved operational resilience, alignment with NIST cybersecurity frameworks, and a 40% reduction in unauthorized access incidents.
To get the detailed certification, please go to the Compliance Center.
| CISCO1941-HSEC+/K9 |  C1921-3G-U-SEC/K9 |  C1921-ADSL2-M/K9 |  C1-CISCO1921/K9 |  C1921-3G-V-SEC/K9 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Modular | Fixed | Fixed |
| Broadband | N/A | N/A | DSL | N/A | N/A |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention | Firewall | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / VPN |
| Compliance Standards | FCC / CE | FCC / CE | FCC, CE, RoHS | FCC, CE, RoHS | FCC, CE, ETSI |
| Connectivity Type | Wired / Ethernet | Wired | Wired | Wired | Wired |
| Depth | N/A | 11 inches | 11.22 inches | N/A | 11.1 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC / CE | N/A | FCC / CE | FCC Class B |
| Ethernet Technology | 10/100 | 10/100/1000 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | NIM | EHWIC | NIM |
| Features | VPN / Firewall / IPv6 Compatible | VPN / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible | VPN / VoIP / IPv6 Compatible / Firewall | VPN / IPv6 Compatible / Firewall |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 128 MB |
| Form Factor | Desktop | Desktop | Rack-mount | Desktop | Rack-mount |
| Height | N/A | 1.75 inches | 1.73 inches | N/A | 1.7 inches |
| High Availability Support | Not Supported | Not Supported | Supported | Not Supported | Not Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice | Voice | Voice | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 / 3G | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | Modular LAN | N/A | 2 LAN Ports | 4 LAN Ports | N/A |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | N/A | 2 Slots | 2 Slots | 2 Slots |
| Network Protocols | IP / TCP / UDP / OSPF / EIGRP / BGP / RIP / ICMP | IPv4, IPv6 | IPv4, IPv6, MPLS | IPv4, IPv6 | OSPF, EIGRP, BGP, RIP, Static Routing |
| Power | 55W | 65 Watt | 65 W | 65 | 65 Watt |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | CISCO1941-HSEC+/K9 | C1921-3G-U-SEC/K9 | Cisco 1921 Integrated Services Router with ADSL2 (C1921-ADSL2-M/K9) | C1-CISCO1921/K9 | Cisco 1921 Integrated Services Router with 3G, Voice, and Security |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / Telnet / SSH | CLI / SNMP / Telnet / HTTPS | HTTP/HTTPS, Telnet, SSH, SNMP | Telnet, SSH, SNMP | Telnet, SSH, 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 | N/A | IEC 60950 | N/A | UL, cUL | IEC 60950 |
| Speed/Capacity | N/A | Gigabit | Gigabit | N/A | N/A |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | N/A | N/A | TIA/EIA | N/A |
| Throughput Capacity | 0.075 Gbps | 0.075 Gbps | 0.05 Gbps | 0.075 | 0.025 Gbps |
| Use Case | Enterprise / Small Business | Enterprise | Business / Small Business / Enterprise | Small Business | Enterprise |
| VPN Support | IPSec / SSL VPN / DMVPN | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN / N/A | IPSec / GRE / DMVPN | IPSec / SSL VPN |
| WAN Configuration | Dual WAN | WAN | WAN | Dual WAN | WAN |
| WAN Ports | 2 WAN | 1 WAN | 1 ADSL2 Port | 2 WAN | 2 WAN |
| Weight | N/A | 11 lbs | 11.33 lbs | N/A | 7 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | 17.2 inches | 17.24 inches | N/A | 17.3 inches |
| Wireless Support | No | No | No | No | No |
VPN performance is excellent. The HSEC bundle significantly improves encrypted throughput without impacting overall router stability.
Ideal for high-security environments. Handles heavy VPN traffic smoothly and integrates well with our existing infrastructure.
Noticeable improvement in encrypted traffic performance. Reliable and well-suited for secure branch connectivity.
A strong upgrade for the 1941 platform. VPN sessions are stable and performance remains consistent under load.
Delivers exactly what we needed for secure WAN links. High encryption throughput with Cisco-grade reliability.
The Cisco 1941-HSEC+ ISM module is a hardware security engine that accelerates VPN and encryption services on the Cisco 1941 ISR platform.
The CISCO1941-HSEC+/K9 delivers up to 225 Mbps of IPsec VPN throughput under typical traffic conditions.
This module supports AES-128, AES-256, 3DES, SHA-1, SHA-2, and other standard IPsec encryption and hashing algorithms.
Yes, the CISCO1941-HSEC+/K9 is fully compatible with all Cisco 1941 ISR models running the required IOS version.
Power down the router, insert the ISM into the dedicated slot, secure the module, then power up and verify via CLI.
Cisco IOS Release 15.2(4)M or later is required to enable full functionality of the CISCO1941-HSEC+/K9.
No additional license is required; the cryptographic functionality is enabled by default on the CISCO1941-HSEC+/K9.
The module supports up to 250 concurrent IPsec VPN tunnels, depending on traffic and router configuration.
It is FIPS 140-2 Level 2 validated and meets Common Criteria EAL 4+ standards for secure deployments.
Typical power consumption is 5 watts when active, with a maximum of 7 watts under peak load.
No, the module must be installed or removed only when the router is powered off to prevent hardware damage.
The bundle includes the CISCO1941-HSEC+/K9 hardware module, installation guide, and mounting screws.
Check the Cisco feature card and serial number sticker on the module and validate it on Cisco’s ordering portal.
Cisco provides a one-year limited hardware warranty, with options to extend via Cisco SMARTnet support.
Open a service request through Cisco TAC online or call your regional support hotline with your contract details.
Yes, simply replace the older ISM with the CISCO1941-HSEC+/K9 and ensure your IOS release meets the module requirements.