Robustel R2110 Router 4G

High Speed Smart LTE / LTE-A Router.
Offering state-of-the-art mobile connectivity for internet of things applications.


The Robustel High Speed Smart LTE /LTE-A Router (R2110) is a rugged cellular router
offering state-of-the-art mobile connectivity for internet of things applications.


Key Features

  • Supports WWAN, WAN, WLAN link backup and ICMP detection
  • Supports cold backup , warm backup and load balancing
  • RobustOS + SDK + App
  • IPsec/OpenVPN/GRE
  • Ignition sensing (optional)
  • Management and maintenance via Web/CLI/SNMP/RCMS
  • Robust industrial design desktop or wall mounting or DIN rail mounting
Cellular Interface
Number of antennas 2 (MAIN + AUX)
Connector SMA-K
SIM 2 (3 V & 1.8 V) Standard SIM; UICC SIM (Optional)
Ethernet Interface
LAN port 3 x LAN (10/100/1000 Mbps)
WAN port Support 802.3at PD feature (optional) on ETH0
1 x WAN (10/100/1000 Mbps)
Magnet isolation protection 1 KV
WiFi Interface
Number of antennas 2
Connector RP-SMA-K
Standards 802.11a/b/g/n/ac 2*2 MIMO, supports AP and Client modes
Frequency bands 2.412 – 2.472 GHz (2.4 GHz ISM band)
5.15 – 5.825 GHz (5 GHz ISM band)
Security Open, WPA, WPA2, WEP
Encryption AES, TKIP, WEP64
Data speed 5G: Up to 867Mbps
2.4G: Up to 300Mbps
Bluetooth Interface (Optional)
Number of antennas 1
Connector RP-SMA-K
Standards BLE 5.0 Compatible with BLE 4.2, BLE 4.0
GPS (Optional)
Number of antennas 1
GNSS technology GPS
Connector SMA-K with 50 ohms impedance
Tracking sensitivity GPS: greater than -148 dBm
Horizontal position accuracy GPS: 2.5 m
Serial Interface
Number of ports 1 x RS-232 + 1 x RS-485
Connector 2 x 3-pin 3.5 mm female socket
ESD protection ±15 KV
Baud rate 300bps to 115200bps
Type 1x DI + 1 x DO, wet contact
Connector 2 x 2-pin 3.5 mm female socket
Isolation 3.75KV DC
Absolute maximum VDC “V+” +30V DC (DI), +30V DC (DO)
Absolute maximum ADC 100 mA
Reset button 1 x Tact Switch
SD 1 x Micro SD interface
Expansion 1 x USB2.0 Host; 5V/500mA
LED indicators 1 x RUN, 1 x Modem, 1 x USR, 1 x RSSI, 1 x NET,
1 x WIFI
Built-in Watchdog
Software (Basic features of RobustOS)
Network protocols PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP, HTTPs, DNS, ARP, NTP, SMTP, Telnet, SSH2, DDNS, etc.
VPN tunnel IPsec, OpenVPN, GRE
Firewall DMZ, anti-DoS, Filtering (IP/Domain name/MAC address), Port Mapping, Access Control
Management Web, CLI, SMS
Serial port Transparent, TCP Client/Server, UDP,
Modbus RTU to TCP
App Center (Available Apps for RobustOS)
Apps* L2TP, PPTP, DMVPN, RobustVPN, VRRP, QoS, SNMP, Language, RobustLink, Bluetooth, Dynamic route
*Request on demand. For more Apps please visit
Power Supply and Consumption
Connector 3-pin 3.5 mm female socket with lock
Input voltage 9 to 36V DC (without Ignition sensing) ;
10 to 30V DC (with Ignition sensing)
Power consumption Idle: 500 mA@12 V
Data link: 1.3 A (peak) @12 V
Physical Characteristics
Ingress protection IP30
Housing & Weight Aluminum, 500 g
Dimension 125 x 99.5 x 48 mm (device only)
Installations Desktop, wall mount, DIN-Rail
Environmental: RoHS, WEEE
Regulatory CE*, FCC*, RCM*, Telec*, E-Mark*(*: In progress)