R2000 Enterprise

R2000 Enterprise

Industrial Dual Module Cellular VPN Router with Voice.
Industrial grade, high performance, agile deployment, high security and easy management with RCMS, for branch offices and retail stores.

Dual Cellular Modules

The R2000-ENT can be equipped with dual cellular modules to support simultaneous connectivity and hot failover/redundancy (Note: Bonding is NOT available)

4 x LAN + 1 WAN

With 1 dedicated WAN port and 4 LAN ports the R2000-ENT is the ideal solution for branch network and office routing allowing you to run multiple lines.

Voice Support

The R2000-ENT supports traditional GSM based or VoLTE voice with an RJ-11 connector for a landline handset if needed.

Secure Remote Access

Support for IPsec, OpenVPN, GRE & RobustVPN allows you to access and communicate with end devices over a secure channel from anywhere in the world.

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R2000 Ent Industrial Dual Module Cellular VPN Router with Voice is an all-in-one dual 4G LTE router with voice for branch offices and retail stores. Industrial grade, high performance, agile deployment, high security and easy management with RobustLink. Cut your project cost and save your maintenance resource.

Key Features

  • Voice call/RS-232/RS-485 (choose one only) shared across an RJ-11 port
  • Voice call and data transmission being used simultaneously, depending upon your ISP network
  • Supports GSM and VoLTE(optional) for voice traffic
  • Embedded dual module supporting two SIM cards online simultaneously
  • The feature Link Manager supporting configuration of Cellular WAN, Ethernet WAN, WiFi link backup and ICMP detection
  • WAN port supporting PD feature – compatible with 802.3at.
  • RobustOS + SDK + App
  • Management and maintenance via Web/CLI/SMS
  • SNMP/RobustLink Cloud
  • Robust industrial design (9 to 36V DC, desktop or wall mounting or DIN rail mounting)
Cellular Interface
Number of ports 4 (MAIN1 + AUX1 + MAIN2 + AUX2)
Connector SMA-K
SIM 2 (3 V & 1.8 V)


Ethernet Interface
Number of ports 4 x LAN + 1 x WAN (10/100 Mbps)
WAN port Supports 802.3 at PD feature (optional)
Magnet isolation protection 4 KV


WLAN Interface
Number of ports 2 (WiFi1 + WiFi2)
Connector RP-SMA-K
Standards 802.11 b/g/n, supporting AP and Client mode
Frequency bands 2.412 – 2.484 GHz (2.4 GHz ISM band)
Security WEP, WPA, WPA2
Encryption 64/128 AES, TKIP
Data speed 2*2 MIMO, up to 300 Mbps
RF output power
(+/-1 dBm)
802.11b 19 dBm, 802.11g 19 dBm
802.11n (20 MHz) 18 dBm
802.11n (40 MHz) 17 dBm
Receiving sensitivity
(+/-1 dBm)
802.11b -93 dBm, 802.11g -90 dBm
802.11n (20 MHz) -88 dBm
802.11n (40 MHz) -85 dBm


Voice Interface
Number of ports 1 x Voice call(only SIM1 support)
RJ11 (also be used for landline telephone’s
power supply)
Standards ITU Q.512 (SLIC)
ITU K.20 (overcurrent and overvoltage protection)
Subscriber line interface circuit (SLIC) Ring voltage: 40 to 90 Vpk configurable
Ring frequency: 20 to 25 Hz
Ring waveform: sine wave
Maximum ringer load: 5 ringer equivalence numbers (RENs)
On-hook voltage (tip/ring): -46 to -56V
Off-hook current: 18 to 20 mA
Terminating impedance: configurable


Device Interface
Serial port 1 x RS-232/RS-485 with an RJ-11 interface
USB host 1 x USB 2.0 port up to 480 Mbps


Reset button 1 x RST
LED indicators 1 x RUN, 1 x NET1, 1 x NET2, 1 x RSSI1, 1 x RSSI2,
  1 x USR
  5 x LINK of Ethernet interface, including ETH1,
  ETH2, ETH3, ETH4 and WAN


Software (Basic features of RobustOS)
Network protocols PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP,
  VLAN, SSH2, 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 server/client, UDP,
Modbus RTU Gateway
App center(Apps of RobustOS)  
QoS, Captive Portal, WLAN Multi AP, SNMP,
  Language, RobustLink
*Request on demand. For more APPs please visit www.robustel.com.


Power Supply and Consumption
Connector 2.1 mm DC Jack socket
  Input voltage 9 to 36V DC
Power consumption Idle: 350 mA@12 V
  Data link: 500 mA (peak) @12 V
PD feature WAN port support
  Input voltage 48 to 57V DC
*It is not recommended to use DC power supply and PD power supply


Physical Characteristics
Ingress protection IP30
Housing & Weight Metal, 695 g
Dimensions 193 x 113 x 32 mm
Installations Desktop or wall mounting or 35 mm DIN rail mounting


Regulatory CE
Environmental RoHS 2.0, WEEE




Module Number

Single module

Dual module

Antenna Number



Air Interface


Frequency Bands

EMEA:B1/B3/B5/B7/B8/B20; B38/B40/B41

AU: B1/B2/B3/B4/B5/B7/B8/B28;B40

CN:B1/B3/B5/B8; B38/B39/B40/B41



EMEA: B1/B5/B8

AU: B1/B2/B5/B8

CN: B1/B5/B8; B34/B39; BC0



AU: B2/B3/B5/B8

CN: B3/B8

Operating Temperature

-25 to +70 °C

Storage Temperature

-40 to +85 °C

Relative humidity

5 to 95% RH

*For more information about 4G frequency bands in different countries, please contact your Robustel sales representative.

All Robustel Firmware and RobustOS Apps are now available to download from the App Centre section of RCMS Cloud.

If you don’t already have access to RCMS you can create a free account at https://rcms-cloud.robustel.net/rcms/index