







ATRM50
The ATRM50 is a rugged 5G router built for transportation, featuring 4 x M12 Gigabit Ethernet ports and M12 power input for durable, secure connections. It delivers ultra-high cellular speeds up to 3.4 Gbps and supports dual SIM with eSIM™ for seamless failover. Certified to EN 45545-2 and EN 50155 standards, the ATRM50 is engineered to meet the rigorous safety and reliability requirements of railway systems—while also being a strong fit for other demanding transportation environments.
MOBILE MODULE
5G Sub-6 GHz SA, NSA 2.4, 3.4Gbps DL (4×4 MIMO) 900, 550Mbps UL (2×2 MIMO); 4G LTE: DL Cat 19 1.6Gbps (4×4 MIMO), UL Cat 18 200Mbps; 3G 42 Mbps (DL)/ 5.76 Mbps (UL)
3GPP RELEASE
Release 16
ESIM
Consumer type eSIM, profile download and removal operations, up to 7 eSIM profiles; does not include data plans
SIM SWITCH
Dual SIM cards and eSIM, auto-switch cases: weak signal, data limit, SMS limit, roaming, no network, network denied, data connection fail
STATUS
IMSI, ICCID, operator, operator state, data connection state, network type, CA indicator, bandwidth, connected band, signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, data sent/received, LAC, TAC, cell ID, ARFCN, UARFCN, EARFCN, MCC, and MNC
SMS
SMS status, SMS configuration, EMAIL to SMS, SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreply, SMPP
USSD
Supports sending and reading Unstructured Supplementary Service Data messages
BLOCK/ALLOW LIST
Operator block/allow list (by country or separate operators)
MULTIPLE PDN
Possibility to use different PDNs for multiple network access and services
BAND MANAGEMENT
Band lock, used band status display
SIM IDLE PROTECTION SERVICE
Provides the possibility to configure the router to periodically switch to the unused SIM card and establish a data connection in order to prevent the SIM card from being blocked
SIM PIN CODE MANAGEMENT
SIM PIN code management enables setting, changing, or disabling the SIM card’s PIN
APN
Auto APN
BRIDGE
Direct connection (bridge) between mobile ISP and device on LAN
PASSTHROUGH
Router assigns its mobile WAN IP address to another device on LAN
FRAMED ROUTING
Framed routing: support an IP network behind 5G UE
WIRELESS MODE
802.11b/g/n/ac Wave 2 (Wi-Fi 5) with data transmission rates up to 867 Mbps (Dual Band, MU-MIMO)
WI-FI SECURITY
WPA2-Enterprise: PEAP, WPA2-PSK, WPA-EAP, WPA-PSK, WPA3-SAE, WPA3-EAP, OWE; AES-CCMP, TKIP, auto-cipher modes, client separation, EAP-TLS with PKCS#12 certificates, disable auto-reconnect, 802.11w Protected Management Frames (PMF)
SSID/ESSID
SSID stealth mode and access control based on MAC address
WI-FI USERS
Up to 150 simultaneous connections
WIRELESS CONNECTIVITY FEATURES
Wireless mesh (802.11s), fast roaming (802.11r), Relayd, BSS transition management (802.11v), radio resource measurement (802.11k)
WIRELESS MAC FILTER
Allowlist, blocklist
WIRELESS QR CODE GENERATOR
Once scanned, a user will automatically enter your network without needing to input login information
TRAVELMATE
Forward Wi-Fi hotspot landing page to a subsequent connected device
WAN
1 x WAN port 10/100/1000 Mbps, compliance with IEEE 802.3, IEEE 802.3u, 802.3az standards, supports auto MDI/MDIX crossover
LAN
3 x LAN ports, 10/100/1000 Mbps, compliance with IEEE 802.3, IEEE 802.3u, 802.3az standards, supports auto MDI/MDIX crossover
NETWORK
Static/DHCP/DHCP client, PPPoE, dynamic DNS, port forwarding, DMZ, MAC clone, UPnP, VLAN
SECURITY
Security services include NAT firewall, stateful packet inspection (SPI), custom and predefined service monitoring, Internet service filters (by domain, keywords, or URL), remote management, IP block/allow list, trusted IP, MAC filtering, SYN flood protection, Ping of Death protection, DNS rebinding protection, DHCP snooping, ARP protection, static ARP, LAN static MAC address binding, VLAN
Content filtering includes manual domain IP filtering, whitelist/blacklist, pre-defined category-based content filtering, and website filtering by keywords.
DNS security includes DNS server settings, DNS proxy, DNS relay, DNS encryption, DNS over HTTPS (DoH), DNS over TLS (DoT), and DNS-based content filtering.
VPN
The device supports PPTP, L2TP, GRE, DMVPN, OpenVPN, WireGuard, and IPsec VPNs.
IOT
The device provides IoT features such as MQTT, Modbus TCP, Modbus UDP, Modbus RTU, SNMP, JSON-RPC, REST API, Lua scripting, and Node-RED support.
SYSTEM CHARACTERISTICS
CPU: Quad-core ARM Cortex-A53 1.5 GHz
RAM: 512 MB DDR3
Flash memory: 256 MB NAND
Storage expansion: microSD slot, up to 128 GB
Reset button: yes
Real-time clock (RTC): with battery backup
Watchdog: hardware and software watchdog timers
POWER
Power supply: 9–36 VDC
Power consumption: < 12 W
PoE: passive PoE 9–36 VDC
Power connector: 4-pin industrial
INTERFACES
USB: 1 x USB 2.0
Serial: 1 x RS232, 1 x RS485
GPIO: 4 x digital inputs/outputs, 1 x analog input
Audio: 1 x 3.5 mm jack (optional)
LED INDICATORS
Power, status, mobile signal strength, Wi-Fi, LAN, WAN, VPN, SIM, and custom programmable LEDs
MECHANICAL CHARACTERISTICS
Dimensions: 135 x 90 x 45 mm
Weight: 450 g
Housing: aluminum with DIN rail and wall mounting options
ENVIRONMENTAL CHARACTERISTICS
Operating temperature: -40 °C to +75 °C
Storage temperature: -45 °C to +85 °C
Operating humidity: 5% to 95% non-condensing
CERTIFICATIONS
CE, FCC, RoHS, WEEE, REACH, E-Mark, CB Scheme, RCM, IC, Anatel, PTCRB, GCF
SAFETY
EN 62368-1, EN 60950-1, IEC 62368-1
High-Performance Industrial Cellular Routers
Carrier-grade throughput and low-latency routing for enterprise IoT, M2M telematics and critical connectivity.
Industrial-Grade Reliability & Durability
Rugged hardware and tested tolerance to extreme temperature, vibration and electrical noise for continuous operation.
Seamless Failover & Multi-WAN Connectivity
Dual SIM/eSIM, Ethernet redundancy and smart routing ensure uninterrupted service and automatic carrier failover.
Enterprise Security & Managed Network Support
Hardened firmware, VPN/MPLS support and professional managed services to protect data and simplify deployments.