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C1121-4PLTEP
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ISR 1100 4P DUAL GE SFP RTR PLUGGABLE SMS/GPS
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Name:
C1121-4PLTEP
- Description:
- ISR 1100 4P DUAL GE SFP RTR PLUGGABLE SMS/GPS
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 31719191154
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$1,268.00
- Price:
$764.0039.7% off
Quantity:
1
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C1121-4PLTEP Overview
C1121-4PLTEP is a high-performance enterprise router built on a fixed architecture that integrates robust LTE connectivity with advanced routing and VPN capabilities. Designed for mission-critical operations, it delivers multiple service integrations including secure voice, video, and WAN optimization services while offering built-in firewall protection and IPv6 compatibility.
C1121-4PLTEP provides versatile power options with support for both AC and DC power supplies and features 4 WAN ports alongside 4 LAN ports using 10/100/1000 Ethernet technology. Its integrated services, modular design elements, high availability features, and flexible VPN support ensure optimal throughput, redundancy, and performance for enterprise use cases and branch deployments.
C1121-4PLTEP price is $764.00, a 39.7% saving from the Cisco list price of $1,268.00. C1121-4PLTEP is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C1121-4PLTEP for additional pricing. Browse the full Router Isr 1100 series or explore all Cisco products.
C1121-4PLTEP Specifications
- Product Type
- Enterprise Router
- Brand
- Cisco
- VPN Support
- IPSec / SSL VPN
- Power Source
- AC Power Supply / DC Power Supply
- Routing Protocols
- OSPF / BGP / EIGRP / Static Routing
- Broadband
- 4G LTE
- Architecture
- Fixed
- WAN Configuration
- WAN
- WAN Ports
- 4 WAN
- LAN Ports
- 4 LAN Ports
- Ethernet Technology
- 10/100/1000
- Connectivity Type
- Wired
- Network Protocols
- IPv4, IPv6
- Remote Management
- SSH, HTTPS, SNMP
- Compliance Standards
- FCC, CE, RoHS
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN, IPv6 Compatible, Firewall
- Use Case
- Enterprise
- Management
- Managed
- Form Factor
- Desktop
- Integrated Services
- Voice, Video, WAN Optimization
- High Availability Support
- Supported
- Throughput Capacity
- 1 Gbps
- QoS Features
- Supported
- Built-in Security Features
- Firewall, Intrusion Prevention, Malware Protection
- Stacking Capability
- No
- 5G Support
- No
- Memory
- 2 GB
- Flash Memory
- 512 MB
- Interface Ports
- RJ-45, SFP
- Power
- 60 Watt
- Device Type
- Router
- Product Name
- Cisco C1121-4PLTEP Integrated Services Router
C1121-4PLTEP Use Case
Real-Time Fleet Telematics and Asset Tracking
In a national logistics operation, the C1121-4PLTEP-ISR 1100 4P DUAL GE SFP RTR PLUGGABLE SMS/GPS connects vehicle CAN-bus sensors, in-cabin cameras (via GE SFP uplinks) and GPS receivers to a central fleet-management platform. If a truck deviates from its route or experiences a mechanical fault, the router issues instant SMS alerts and transmits location and diagnostic data over LTE. Benefit: Achieves 24/7 visibility, accelerates incident response by 30%, and reduces fleet operating costs through proactive maintenance.
Secure Retail POS Connectivity with LTE Failover and SMS Alarms
A multi-store retailer uses fiber-backed dual GE SFP links for payment terminals and in-store Wi-Fi. By deploying the C1121-4PLTEP-ISR 1100 4P DUAL GE SFP RTR PLUGGABLE SMS/GPS as an LTE backup, each site automatically fails over on primary network loss. The integrated SMS engine notifies IT teams of connectivity events, while GPS logs store location. Benefit: Delivers 99.99% POS transaction uptime, prevents revenue loss during outages, and simplifies PCI DSS compliance with end-to-end encryption and audit-ready logs.
Resilient Industrial IoT and SCADA Edge Connectivity
In a remote oil & gas pipeline SCADA deployment, the C1121-4PLTEP-ISR 1100 4P DUAL GE SFP RTR PLUGGABLE SMS/GPS aggregates four RTU LAN segments, interfaces with fiber-optic GE SFP backhaul, and uses GPS time-sync for event logging. On threshold breaches, it sends SMS alarms to control-room operators and switches traffic to LTE without human intervention. Benefit: Ensures continuous telemetry, reduces site-visit maintenance by 40%, and enhances operational safety through always-on, low-latency edge connectivity.
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Product Comparison Table 
| C1121-4PLTEP |  C1117-4PLTEEAWE |  C1116-4PLTEEAWE |  C1112-8PWE |  FW-VA-1117-39T | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Fixed | Modular | Fixed |
| Broadband | 4G LTE | LTE | LTE | Fiber Optic / DSL / LTE | Fiber Optic |
| Built-in Security Features | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention |
| Compliance Standards | FCC, CE, RoHS | CE, FCC, RoHS | FCC, CE, RoHS | FCC, CE, RoHS | FCC, CE, RoHS |
| Connectivity Type | Wired | Ethernet | Wired | Wired | Wired |
| Device Type | Router | Router | Router | Router | Router |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Features | VPN, IPv6 Compatible, Firewall | VPN / IPv6 Compatible / Firewall | VPN, IPv6 Compatible, Firewall | VPN, Firewall, IPv6, QoS | VPN, Firewall, Intrusion Prevention, IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 512 MB | 256 MB | 512 MB | 256 MB | 512 MB |
| Form Factor | Desktop | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, Video, WAN Optimization | Voice / WAN Optimization | Voice / Video / WAN Optimization | Voice, Video | WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45, SFP | RJ-45 / SFP+ | RJ-45, SFP | RJ-45, SFP |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 2 GB | 1 GB | 1 GB | 512 MB | 4 GB |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6 | IPv4, IPv6 | IPv4, IPv6, MPLS | IPv4, IPv6 |
| Power | 60 Watt | 48 Watt | 65 Watts | 65 Watt | 120 W |
| Power Source | AC Power Supply / DC Power Supply | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply with Redundant DC Option | AC Power Supply |
| Product Name | Cisco C1121-4PLTEP Integrated Services Router | C1117-4PLTEEAWE | C1116-4PLTEEAWE | C1112-8PWE | FW-VA-1117-39T Secure Gateway |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, HTTPS, SNMP | HTTPS / SSH / SNMP | SSH, HTTPS, SNMP | SSH, HTTPS, SNMP | HTTP, HTTPS, SSH, Telnet |
| Routing Protocols | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / Static Routing |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | No | Yes | No | No | No |
| Throughput Capacity | 1 Gbps | 1 Gbps | 1 Gbps | 1 Gbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN / GRE | IPSec / SSL VPN | IPSec / SSL VPN |
| WAN Configuration | WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 4 WAN | 1 WAN | 4 WAN | 2 WAN | 4 WAN |
| Wireless Support | No | No | No | No | No |
Compliance & Coverage
100% Genuine Product Guarantee
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.
Up to 3-Year Warranty Coverage
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.
Hassle-Free RMA & Returns
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.
Rigorously Tested & Quality Assured
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.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
J
Jonathan Meyers
4
Pluggable LTE made deployment flexible. WAN performance remained stable.
C
Caleb Turner
5
Reliable routing with smooth LTE failover during outages.
M
Marcus Fielding
5
Cisco ISR handled WAN traffic efficiently with good resilience.
A
Aaron Mitchell
5
Strong choice for branches needing LTE redundancy.
D
Dylan Porter
4
Consistent uptime and easy remote management.
Questions & Answers
What is the Cisco ISR 1100 4P Dual GE SFP Router (SKU C1121-4PLTEP)?
The Cisco ISR 1100 4P Dual GE SFP Router (SKU C1121-4PLTEP) is a branch router featuring four Power over Ethernet (PoE+) ports, two Gigabit Ethernet SFP uplinks, pluggable LTE, SMS/GPS support, and Cisco IOS XE software.
What does ‘4P’ stand for in C1121-4PLTEP?
‘4P’ indicates four integrated PoE+ ports that deliver up to 30 W per port for powering IP phones, cameras, or wireless access points directly from the router.
What are the Dual GE SFP ports used for?
The two Gigabit Ethernet SFP ports provide fiber uplink versatility for high-speed, long-distance connectivity in enterprise and branch environments.
Can I install an LTE modem in this router?
Yes. The C1121-4PLTEP supports a pluggable LTE cellular modem for seamless 4G/5G WAN failover and primary connectivity in remote locations.
Does this model support GPS and SMS functions?
Yes. It includes an SMS/GPS module for location tracking, fleet management, and remote device alerts via text messaging.
Which Cisco software runs on the ISR 1100 4P?
It runs Cisco IOS XE, offering advanced routing, security, automation, and analytics capabilities optimized for small to midsize branches.
What security features are integrated?
Integrated security features include Cisco Zone-Based Firewall, VPN (IPsec and SSL), secure boot, and Trust Anchor module for tamper-resistant credential storage.
What is the maximum routing throughput?
The C1121-4PLTEP delivers up to 150 Mbps of firewall throughput and 50 Mbps of IPsec VPN throughput, suitable for small branch deployments.
How much PoE power can each port supply?
Each PoE+ port can supply up to 30 W, with a total PoE budget of 60 W across all four ports.
What are the power and environmental requirements?
It accepts 12–48 VDC input or optional AC adapter, operates from –20 °C to 60 °C, and meets ETSI and NEBS Level 3 compliance for harsh environments.
What are the physical dimensions and weight?
The router measures 23.0 cm x 15.5 cm x 3.5 cm and weighs 0.9 kg, making it ideal for desktop or wall-mount installations.
How do I configure the PoE settings?
Use Cisco IOS XE commands under the interface configuration mode (power inline {auto | police | never}) or the Cisco Configuration Professional GUI for simplified setup.
Which WAN failover options are available?
Support for dual GE WAN, pluggable LTE modem, DMVPN, and performance routing (PfR) ensures continuous connectivity and optimized path selection.
What typical use cases does this router support?
Ideal for retail POS, remote branch offices, IoT aggregation, and mobile applications requiring secure WAN, PoE, and cellular backup.
What warranty and support options are available?
Ships with a one-year limited hardware warranty. Cisco SMARTnet service offers 24/7 technical support, software updates, and advance hardware replacement.
How do I purchase and deploy the C1121-4PLTEP?
Order through Cisco authorized resellers or the Cisco online store. Follow the Quick Start Guide for hardware installation, power-up, and initial IOS XE configuration.