Robustel R2011e
Industrial 4G/LTE eSIM/eUICC Router with 5 x LAN Ports
The Robustel R2011e is an industrial 4G/LTE router designed for dependable site connectivity with modern eSIM/eUICC flexibility. Building on the proven R2011 platform, it combines 1x physical SIM slot with an embedded eUICC, giving you dual-SIM resilience while replacing the second plastic SIM with a remotely managed eSIM profile.
With eSIM/eUICC, you can download, activate, and switch operator profiles over the air – optimising coverage, roaming and commercial terms without site visits or SIM swaps. This makes the R2011e ideal for large fleets, remote sites and cross-border deployments where connectivity requirements change over time.
Five 10/100 Ethernet ports (4×LAN + 1×WAN or 5×LAN) enable simple on-site segmentation without an external switch. Link Manager coordinates failover across cellular, Ethernet or Wi-Fi backhaul to maintain service continuity, while security is covered with IPsec, OpenVPN, GRE and WireGuard, managed via Web/CLI/SMS and at scale through RCMS.
eSIM/eUICC Support
4G/LTE, 3G & 2G with Dual-SIM support for failover
PoE-PD (Optional)
Optional PoE-PD configuration on WAN for Ease of Install.
INTERFACES
1x WAN, 4x LAN or 5x LAN
OPERATING SYSTEM
RobustOS – Lightweight Linux kernel with full SDK
RCMS ON-BOARD
RCMS Cloud device management enabled
R2011e Product Video
Example R2011e Use Cases
Digital Signage & Screens

Delivers reliable IP backhaul from players to your CMS, keeping content updates flowing during outages and enabling centralized monitoring and troubleshooting.
Retail Connectivity

Maintains connectivity from POS and back-office systems to your retail applications during ISP outages, enabling payments, inventory sync, and support access through secure tunnels.
IP Cameras / Security

Provides resilient uplink from cameras and NVRs to your VMS, enabling continuous monitoring and evidence retrieval when fixed links fail, with encrypted transport for privacy.
Looking for more use cases?
With millions of Robustel devices deployed across more than 100 countries, it’s impossible to capture every use case above. Explore the links below to discover some of the exciting and innovative ways our technology is making an impact worldwide.
This Device is RCMS Ready
RCMS is a cloud-based IoT device management platform that gives you real-time visibility across your entire Robustel fleet. So you can troubleshoot, update, and optimize performance from anywhere at anytime, without sending engineers to site.
Product Mounting Options
Desktop Mount

DIN Rail Mount

Wall Mount

System Architecture
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Operating System 29083_2b1196-e9> |
RobustOS 29083_b94396-08> |
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CPU 29083_c08060-0c> |
MIPS, 650 MHz 29083_f7d523-b7> |
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RAM 29083_491b51-1a> |
128MB 29083_c26937-19> |
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Flash 29083_8d6145-47> |
32MB 29083_7c6119-ce> |
Cellular
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Supported Technologies 29083_fe8d60-36> |
4G/LTE, 3G, 2G 29083_9d77f2-a1> |
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Antennas 29083_c3d389-ba> |
2 (MAIN + DIV) 29083_2220c5-21> |
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Connector 29083_739bde-a9> |
SMA-K 29083_99a632-a0> |
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SIM 29083_5e1749-fa> |
1x eSIM/eUICC and 1 x Mini SIM (2FF) 29083_d4f729-31> |
Ethernet
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Ethernet Ports 29083_52593b-fc> |
5 x 10/100 Mbps, 5 x LAN or 4 x LAN + 1 x WAN 29083_297b7d-26> |
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Magnet Isolation Protection 29083_33bb6d-c6> |
1.5 KV 29083_a2e792-c0> |
PoE In (Optional)
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PoE Ports 29083_a44270-4f> |
WAN1 29083_7f6fab-a3> |
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PoE Standards 29083_ceadbf-9a> |
802.3at PD 29083_3aa9d4-7d> |
Wi-Fi
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Wi-Fi Antennas 29083_63f981-27> |
2 (Wi-Fi 1 + Wi-Fi 2) 29083_d01848-d7> |
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Connector 29083_4daa2a-df> |
RP-SMA-K 29083_22e37b-61> |
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Standards 29083_39ceb2-24> |
802.11 b/g/n, supporting AP and Client modes 29083_869beb-e0> |
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Frequency Bands 29083_2ef0d3-1f> |
2.412 ~ 2.472 GHz (2.4 GHz ISM band) 29083_a7f01e-14> |
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Security 29083_ade7ec-e2> |
WEP, WPA, WPA2, WPA3 29083_bc2c5d-e0> |
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Encryption 29083_fc5ae2-56> |
64/128 AES, TKIP 29083_340079-c5> |
Other Interfaces
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Reset Button 29083_d27e29-e1> |
1 x RST 29083_6acacc-f0> |
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LED Indicators 29083_a94b11-88> |
3 x RSSI, 1 x RUN, 1 x MDM, 1 x Wi-Fi 29083_824e75-95> |
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Watchdog 29083_d737b8-2b> |
Built-in 29083_3045f2-d6> |
Power Supply & Consumption
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PSU Connector 29083_17320d-2e> |
2-pin 3.5mm female socket with lock 29083_96fa58-f3> |
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Input Voltage 29083_57e8da-d5> |
12/24 V DC, 9 ~ 36 V DC |
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Power Consumption 29083_320b90-58> |
Idle: 1 W@12 V |
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Recommended Power Supply 29083_fc352c-0b> |
12 V DC/1.5 A power adapter 29083_39b032-f0> |
Physical Characteristics
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Ingress Protection 29083_5025b9-ff> |
IP30 29083_28423b-b2> |
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Housing & Weight 29083_67c63e-9a> |
Metal, 350g 29083_c7d619-e1> |
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Dimensions 29083_cc7f66-56> |
30 x 82 x 127 mm 29083_eb116b-19> |
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Installation Options 29083_9dd276-d6> |
Desktop, Wall Mount and 35mm DIN Rail 29083_6aac22-a5> |
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Operating Temperature 29083_f5f84c-d5> |
-35 – +75 °C 29083_279b92-22> |
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Storage Temperature 29083_14040f-05> |
-40 – +85 °C 29083_1a446c-5d> |
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Relative Humidity 29083_642ad2-61> |
5 – 95% RH (non-condensing) 29083_2293da-e9> |
Software Features
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Network Protocols 29083_478c9e-67> |
PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP, HTTPs, DNS, NTP, SMTP, Telnet, ARP, VLAN, SSH2, DDNS, etc. 29083_d1e610-8b> |
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VPN Tunnels 29083_9d15ab-eb> |
IPsec, OpenVPN, GRE, WireGuard 29083_927a7d-4c> |
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Firewalls 29083_73458d-27> |
DMZ, anti-DDoS, Filtering (IP/Domain name/MAC address), Port Mapping, Access Control 29083_538d12-7b> |
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Remote Management 29083_e53d2c-40> |
RCMS, Web, CLI, SMS 29083_d51135-37> |
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Serial Port Protocols 29083_7f15e1-a1> |
Transparent, TCP Client/Server, UDP, Modbus RTU to TCP 29083_f68f64-55> |
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SIM Management 29083_d210be-8b> |
Smart Roaming 29083_c47f93-14> |
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Optional Apps 29083_1f9571-5e> |
L2TP, PPTP, DMVPN, VRRP, QoS, SNMP, Language, RCMS, Dynamic Route, Captive Portal, Modbus Master, TR069, Edge2Cloud, etc. 29083_2019a0-08> |
Software Development Kit (SDK)
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Supported Programming Languages 29083_065ddd-88> |
C, C++ 29083_3d0303-34> |
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Flash available for SDK 29083_c18d61-25> |
16MB 29083_358a4c-c1> |
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RAM available for SDK 29083_6ff011-4b> |
64MB 29083_62eafb-13> |
Regulatory and Type Approvals
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Environmental 29083_9f38ea-d4> |
RoHS 2.0 29083_6b8521-c8> |
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EMI 29083_666ffb-5a> |
EN 55032 Conducted Emission Class B |
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EMS 29083_2d901b-8b> |
EN 61000-4-2 (ESD) Level 4 EN 61000-4-3 (RS) Level 2 EN 61000-4-4 (EFT) Level 2 EN 61000-4-5 (Surge) Level 2 EN 61000-4-6 (CS) Level 2 29083_a28c5d-15> |
Available Models
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Model 29083_1bff35-5e> |
Supported Frequency Bands 29083_821e08-71> |
Certifications 29083_8de4a0-cc> |
Order Code 29083_7d2914-9f> |
Package Contents 29083_a117c6-54> |
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R2011e 29083_bab533-3f> |
Ordering Information Coming Soon 29083_e19d60-73> |
Ordering Information Coming Soon 29083_4ffc43-9d> |
Ordering Information Coming Soon 29083_56e746-1a> |
Ordering Information Coming Soon 29083_52916e-03> |
NOTE:
1. For more information about regional & carrier specific variants please contact us
R2011e Downloads
Please note that all product downloads are now located on the Robustel Knowledge Base (https://support.robustel.com) the buttons below will take you to the relevant sections for each product.
Product Documentation
Firmware, Software & Applications
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