Robustel Industrial Cellular Router R2000-4L

R2000-4L Cellular Router

Industrial Dual SIM Cellular VPN Router.
Rugged, programmable, highly efficient. Providing reliable, seamless connectivity for M2M & IoT applications.


The Robustel Industrial Dual SIM Cellular VPN Router (R2000) is a rugged cellular router offering state-of-the-art mobile connectivity for machine to machine (M2M) applications.


R2000 is a powerful router developed from RobustOS, a Robustel self-developed and Linux-based operating system which is designed to be used in Robustel devices. The RobustOS includes basic networking features and protocols providing customers with a very good user experience. Meanwhile, Robustel offers a Software Development Kit (SDK) for partners and customers to allow additional customization by using C, Python or Java. It also provides rich Apps to meet fragmented IoT market demands.


Key Features

  • Dual SIM redundancy for continuous 2G/3G/4G cellular network connections
  • The feature Link Manager supporting Cellular WAN, Ethernet WAN, WLAN WAN link backup and ICMP detection
  • WAN – Static/PPPoE/DHCP Client
  • WAN port supporting PD feature – compatible with 802.3at. (optional)
  • Supports IPv6
  • RobustOS + SDK + App
  • Management and maintenance via Web/CLI/SMS/RCMS Cloud
  • Auto reboot via SMS/Timing
  • Robust industrial design (9 to 36V DC, 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)


Ethernet Interface
Number of ports 2 x 10/100 Mbps, 2 LANs or 1 LAN + 1 WAN
Magnet isolation protection 1.5 KV


Wi-Fi Interface (Optional)
Number of antennas 1
Connector RP-SMA-K
Standards 802.11a/b/g/n, supporting AP and Client modes
Frequency bands 2.4 GHz
5 GHz
Security Open,WPA, WPA2, WEP
Encryption AES, TKIP, WEP64
Data speed Up to 150 Mbps


GPS/GLONASS Interface (Optional)
Number of antennas 1
Connector SMA female with 50 ohms impedance
Tracking sensitivity GPS: greater than -148 dBm
GLONASS: greater than -140 dBm
Horizontal position
GPS: 2.5 m
accuracy GLONASS: 4.0 m
Protocol NMEA-0183 V2.3


Serial Interface
Number of ports 1 x RS-232 + 1 x RS-485
or 2 x RS-232 or 2 x RS-485Optional hardware is 2 x RS-485 or 2 x RS-232
Connector 7-pin 3.5 mm female socket with lock
ESD protection ±15 KV
Baud rate 300bps to 230400bps


2 x DI (dry contact) + 2 x DO (wet contact),
4 x DI, 4 x DO, 3 x DI + 1 x DO or 3 x DO + 1 x DI
Connector 7-pin 3.5 mm female socket with lock
Isolation 3KVDC or 2KVrms
Absolute maximum VDC “V+” +5V DC (DI), 30V DC (DO)
Absolute maximum ADC 300 mA


Reset button 1 x RST
SD 1 x Micro SD interface
Expansion 1 x USB 2.0 host up to 480 Mbps
LED indicators
1 x RUN, 1 x PPP, 1 x USR, 1 x RSSI, 1 x NET,1 x SIM
Built-in RTC, Watchdog, Timer


Software (Basic features of RobustOS)
Network protocols PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, DMZ, RIP v1/v2, OSPF, DDNS, VRRP, HTTP, HTTPs, DNS, ARP, QoS, SNTP, Telnet, VLAN, SSH2, etc.
VPN tunnel IIPsec, OpenVPN, GRE
Firewall DMZ, anti-DoS, Filtering (IP/Domain name/MAC address), Port Mapping, Access Control
Management Web, CLI, SMS
Serial port
Transparent, DNP3 Transparent, TCP Client/Server, UDP, Modbus RTU Gateway


App Center (Available apps for RobustOS)
Language, RCMS
*Request on demand. For more APPs please visit


Power Supply and Consumption
Connector 3-pin 5 mm female socket with lock
Input voltage 9 to 60 VDC
Power consumption Idle: 100 mA@12 V
Data link: 400 mA (peak) @12 V


Physical Characteristics
Ingress protection IP30
Housing & Weight Metal, 570 g
Dimension 125 x 104 x 43.5 mm
Desktop, wall mounting and 35 mm DIN rail mounting


Carrier AT&T, Rogers, Vodafone
Application C1D2, E-mark (Vehicle), IEC 61000-4-12

(Electromagnetic Compatibility – Oscillatory Waves Immunity Test)

Environmental RoHS 2.0, WEEE
EMI EN 55032: 2012/AC: 2013 (CE & RE) Class B
EMS IEC 61000-4-2 (ESD) Level 4

IEC 61000-4-4 (EFT) Level 2

IEC 61000-4-5 (Surge) Level 3

IEC 61000-4-6 (CS) Level 2

IEC 61000-4-3 (RS) Level 4

IEC 61000-4-4 (EFT) Level 4

IEC 61000-4-5 (Surge) Level 3

IEC 61000-4-6 (CS) Level 2

IEC 61000-4-8 (M/S) Level 4

When you buy from Roalan you will be treated well. You will get a high-quality product which will not cost you a fortune and you will get more satisfaction out of your purchase than you expected.