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Digi TransPort® WR44 RR

Enterprise Class Cellular Routers for Rail


  • Heavy-duty enclosure and connectors designed for shock and high vibration environments
  • Enterprise-class routing, VPN and firewall capabilities
  • Optional integrated 802.11b/g/n Wi-Fi access point
  • Dual SIM for carrier redundancy
  • Cellular to Wi-Fi autoswitch
  • Full on-board train certs including AREMA C/H and EN50155


Wireless Interfaces
LTE - EMEA (L1) 800/850/900/1800/1900/2100/2600 MHz; 3G fall back to 850/900/1900/2100 MHz and 2G fall back to 850/900/1800/1900 MHz; Transfer rate (max): 50 Mbps up, 100 Mbps down
LTE - North America (L5) Multi-Carrier (Verizon, AT&T, and Sprint) 700/850/1700(AWS)/1900 MHz; 2G/3G GSM fall back to 850/900/1700AWS/1800/1900/2100 MHz; 2G/3G CDMA fall back to 800/1900 MHz; Transfer rate (max): 50 Mbps up, 100 Mbps down
HSPA+ (U9) 850/900/1700 (AWS)/1900/2100 MHz; Transfer rate (max): 5.76 Mbps Up, 21 Mbps down
Connector 2 x 50 ? TNC (Center pin: female)
SIM Slots 2, Mini-SIM (2FF)
SIM Security SIM slot cover plate
Standard 802.11b/g/n
Modes Access point, Client and support for multiple SSID
Transmit Power 17 dBm ± 2 dBm
Receive Sensitivity 54 Mbps OFDM, 10% PER, -70 dBm, 11 Mbps CCK,
8% PER, -83.5 dBm
Security Open or shared key authentication; WEP (64- and 128-bit) encryption; WPA/WPA2 with RADIUS (WPA Enterprise and pre-shared keys)
Connectors 2 x 50 ? RP-TNC (Center pin: male)
Channels 50
Sensitivity -163 dB
Protocol NMEA 0183 V2.3 sentence output; +3.3 VDC active antenna drive; NMEA stream to local serial port or over TCP/IP
Navigation Galileo ready
Augmentation SBAS
Cold Start < 27 seconds TTFF (90%)
Horizontal Accuracy < 2.5 meters (90%)
Velocity Accuracy 0.1m/s
Connector 1 x 50 ? RP-TNC (Center pin: male)
Additional Features Send GPS via UDP/IP, TCP/IP (up to two destinations) or serial; Customize and/or send data using Python; GPS status query; Time source capable
Wired Interfaces
Ports 1
Standard RS-232
Async/Sync Async
Signal Support TXD, RXD, RTS, CTS, GND
Flow Control Software (XON/XOFF), Hardware supported
COM Port Redirector RealPort®
Connector 5-pin A-coded M12 female
Ports 4
Standard/Physical Layer IEEE 802.3; 10/100 Base-T
Data Rate/Mode/Interface 10/100 Mbit/s; Full or Half duplex; Auto MDI/MDIX
Connector Option of 4-pin D-coded M12 female or 8-pin A-coded M12 female
Digital I/O Input 4 - 28 VDC / Output: 28 VDC 50 mA max
Connector 4-pin A-coded M12 Male (2 pins are used for I/O;
the other 2 pins are used for DC Power)
Remote Management Digi Remote Manager (cloud based); SNMP v1/v2c/v3 (user installed/managed)
Local Management Web Interface (HTTP/HTTPS); CLI (Telnet, SSH, SMS, Serial port)
Troubleshooting Tools
FTP, SFTP, SCP, Protocol Analyzer with PCAP for Wireshark, Event Logging with Syslog and SMTP, NTP/SNTP
Programming Tools/Environments Python, DIA, Digi ESP™
Memory 128 MB NAND Flash/64 MB DDR2 SDRAM
Input 9 – 36 VDC
Consumption 15W max, 8.5W typical
Connector 4-pin A-coded M12 male
(2 pins are used for power; the other 2 pins are
used for I/O)
DC Power Cord* 4-pin A-coded M12 female to bare wire
DC Power Supply* (P/N: 76000917) 100W, 24 VDC output, 67-143 VDC
input, EN50155 compliant;
(P/N: 76000918) 200W, 13.6 VDC output, 40–90
VDC input, EN50155 and S-5702 compliant
Dimensions (L x W x H) 11.5 in x 6.65 in x 2.05 in
(29.2 cm x 16.9 cm x 5.2 cm)
Weight 5.7 lbs (2.6 kg)
Status LEDs Power, LAN, Wi-Fi, Serial, WWAN (Link, Act, SIM), Signal Strength
Material/Rating**** Aluminium Alloy/ IP54
Mounting 4x mounting slots on the unit’s flange
Operating Temperature *** -40° C to +70° C
Storage Temperature -40° C to +85° C
Relative Humidity 0% to 95% (non-condensing) @ 25° C
Ethernet Isolation 2 kV RMS
Serial Port Protection (ESD) 10 kV
Conformal Coating Available upon request
Cellular Carriers Certified by most major carriers.
Safety UL 60950, CSA 22.2 No. 60950, EN60950
Emissions/Immunity CE, FCC Part 15 Class B, AS/NZS CISPR 22, EN55024, EN55022 Class B
Industry AAR S-5702, EN50155, AREMA C & H
Product Warranty 3 years
Enterprise Software
Protocol Support HTTP, HTTPS, FTP, SFTP, SSL, SMTP, SNMP (v1/v2c/v3), SSH, Telnet and CLI for web management; remote management via Digi Remote Manager; SMS management, protocol analyzer, ability to capture PCAP for use with Wireshark; DynDNS, Dynamic DNS client compatible with BIND9/No-IP/DynDNS
Security/VPN IP filtering, Stateful inspection firewall with scripting, address and port translation; VPN: IPSec with IKEv1, IKEv2, NAT Traversal; SSL, SSLv2, SSLv3, FIPS 197, Open VPN client and server; PPTP, L2TP; VPN Tunnels: 5 included. Cryptology: SHA-1, MD5, RSA; Encryption: DES, 3DES and AES up to 256-bit (CBC mode for IPsec); Authentication: RADIUS, TACACS+, SCEP for X.509 certificates; Content Filtering (via 3rd party); MAC Address Filtering; VLAN support
Routing/Failover IP pass-through; NAT, NAPT with IP Port Forwarding; Ethernet Bridging; GRE; Multicast Routing; Routing Protocols: PPP, PPPoE, RIP (v1, v2) OSPF, SRI, BGP, iGMP routing (multicast); IPv6 (firmware upgradable); RSTP (Rapid Spanning Tree Protocol); IP Failover: VRRP, VRRP+TM; Automatic failover/ failback to second GSM network/Standby APN
Other Protocols DHCP; Dynamic DNS client compatible with BIND9/No-IP/DynDNS; QoS via TOS/DSCP/WRED

Digi TransPort WR44 RR is a rugged enterprise-class cellular router designed for rail environments. Its rail industry ratings, versatility, security features and performance make it ideal for applications such as Positive Train Control (PTC), wayside device communications and on-board passenger Internet access.

Digi TransPort WR44 RR provides a reliable primary high speed cellular network connection or can act as a secure backup connection to the existing railroad network. It features a flexible communications design with 3G/4G multicarrier GSM/CDMA cellular, plus integrated Wi-Fi b/g/n access point, serial and 4-port Ethernet switch. It also features full on-board train certifications, including AREMA C/H and EN50155. Communications interfaces include hardened connectors, including M12 for Ethernet and serial, as well as TNC connectors for antenna connections.

Have Questions? Call +603 7887 6820 or email sales@anewtech.com.my