Teltonika RUTM55 – router

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Teltonika RUTM55 – router. Key specifications for your installation:

Mobile module: 5G Sub-6 GHz SA, NSA 2.4, 3.4Gbps DL (4x4 MIMO) 900, 550Mbps UL (2x2 MIMO)
Wireless mode: 802.11b/g/n/ac Wave 2 (Wi-Fi 5) with data transmission rates up to 867 Mbps (Dual Band, MU-MIMO)
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

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SKU: TN-RUTM55 Category: Industrial routers Brand:

Delivery time: 5–7 business days

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Teltonika RUTM55 – routerSKU: TN-RUTM55

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Teltonika RUTM55 – router

Mobile module: 5G Sub-6 GHz SA, NSA 2.4, 3.4Gbps DL (4x4 MIMO) 900, 550Mbps UL (2x2 MIMO); 4G LTE: DL Cat 19 1.6Gbps (4x4 MIMO), UL Cat 18 200Mbps
Wireless mode: 802.11b/g/n/ac Wave 2 (Wi-Fi 5) with data transmission rates up to 867 Mbps (Dual Band, MU-MIMO)
Input voltage range: 9 – 50 VDC, reverse polarity protection, surge protection >51 VDC 10us max
Dimensions (W x H x D): 132 x 44.2 x 95 mm
Operating temperature: -40 °C to 75 °C

Technical specifications

Mobile

Mobile module	5G Sub-6 GHz SA, NSA 2.4, 3.4Gbps DL (4x4 MIMO) 900, 550Mbps UL (2x2 MIMO); 4G LTE: DL Cat 19 1.6Gbps (4x4 MIMO), UL Cat 18 200Mbps
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 and eSIM, auto-switch cases: weak signal, data limit, SMS limit, roaming, no network, network denied, data connection fail, SIM idle protection
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/configuration; email, HTTP and SMS forwarding; scheduling, automatic replies and SMPP.
USSD	Send and read USSD messages.
Block/Allow list	Operator or country based block/allow lists.
Multiple PDN	Multiple PDNs for separate network connections and services.
Band management	Band locking and active-band display.
SIM idle protection service	When working with devices with two SIM slots, the one not currently in use will remain idle until the device switches to it, meaning that no data is used on the card until then
SIM PIN code management	Set, change or disable the SIM PIN.
APN	Auto APN
Bridge	Bridge the cellular provider connection to a LAN device.
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

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), BSS transition management (802.11v), radio resource measurement (802.11k)
Wireless MAC filter	Allowlist, blocklist
Wireless QR code generator	Join Wi-Fi by scanning a QR code.

Ethernet

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

System Characteristics

CPU	MediaTek, Dual-Core, 880 MHz, MIPS1004Kc
RAM	256 MB, DDR3
FLASH storage	16 MB serial NOR flash, 256 MB serial NAND flash

Input/Output

Input	1 x digital dry input (0 - 3 V), 1 x digital galvanically isolated input (0 - 50 V), 1 x analog input (0 - 24 V)
Output	1 x Isolated open collector output (requires external voltage) (50 V, 500 mA), 1 x SPST relay output (24 V, 10 A)
Events	Email, RMS, SMS
I/O juggler	Trigger events from configurable I/O conditions.

Power

Connector	3-pos plugable terminal block
Input voltage range	9 – 50 VDC, reverse polarity protection, surge protection >51 VDC 10us max
PoE (passive)	Passive PoE over Port 1; 9-50VDC; "Mode B" style. Not compatible with 802.3af/at/bt.
Power consumption	Idle: < 8.5 W, Max: < 14.5 W

Physical Interfaces

Ethernet	4 x RJ45 ports, 10/100/1000 Mbps
I/O’s	1 x digital dry input, 1 x digital galvanically isolated input, 1 x analog input, 1 x Isolated open collector output, 1 x SPST relay output
Status LEDs	3 x Mobile connection type, 3 x Mobile connection strength, 6 x LAN status, 1 x Power
SIM	2 x SIM slots (Mini SIM - 2FF), 1.8 V/3 V, internal SIM holders
Power	1 x 3-pin power connector
Antennas	4 x SMA for Mobile, 2 x RP-SMA for Wi-Fi, 1 x SMA for GNSS
USB	1 x USB A port for external devices
RS232	2 pins in 16-pin terminal block
RS485	2 pins in 16-pin terminal block
Reset	Reboot/User default reset/Factory reset button

Physical Specification

Casing material	Anodised aluminium housing and panels
Dimensions (W x H x D)	132 x 44.2 x 95 mm
Weight	430 g
Mounting options	DIN rail, wall mount, flat surface (all require additional kit)

Operating Environment

Operating temperature	-40 °C to 75 °C
Operating humidity	10% to 90% non-condensing
Ingress Protection Rating	IP30

Network

Routing	Static routing, Dynamic routing (BGP, OSPF v2, RIP v1/v2, EIGRP, NHRP), Policy based routing
Network protocols	TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, SFTP, FTP, SMTP, SSL/TLS, ARP, VRRP, PPP, PPPoE, UPNP, SSH, DHCP, Telnet, SMPP, SNMP, MQTT, Wake On Lan (WOL)
VoIP passthrough support	NAT helpers for H.323 and SIP ALG.
Connection monitoring	Ping/Wget and periodic reboot; LCP/ICMP link checks.
Firewall	Port forwarding, traffic/custom rules and adjustable TTL targets.
Firewall status page	Firewall rules, counters and statistics in the status view.
Port management	Enable/disable ports; configure speed and auto-negotiation.
Network topology	Topology view of connected network devices.
Hotspot	Captive portal with internal/external RADIUS, RADIUS MAC, SMS and SSO authentication; internal/external landing page, walled garden, scripts, URL parameters, users/groups and limits; 9 editable themes with theme import/export.
DHCP	Static/dynamic allocation, DHCP relay/server, status and static MAC leases with wildcards.
QoS / Smart Queue Management (SQM)	Priority queues by source/destination, service, protocol or port; WMM and 802.11e.
DDNS	More than 77 preconfigured providers; additional providers configurable manually.
DNS over HTTPS	DNS proxy using HTTPS for encrypted DNS queries.
Network backup	Wi-Fi WAN, Mobile, VRRP, Wired options, each of which can be used as an automatic Failover
Load balancing	Balance Internet traffic over multiple WAN connections
SSHFS	Mount remote file systems through SSH.
VRF support	Initial virtual routing and forwarding (VRF) support
Traffic Management	Live traffic monitoring, radio-signal charts and usage history.

Security

802.1x	Port-based network access control client
Authentication	PSK, digital/X.509 certificates, TACACS+ and internal/external RADIUS; IP/login blocking, timed lockouts and random password generation.
Firewall	Pre-configured firewall rules can be enabled via WebUI, unlimited firewall configuration via CLI; DMZ; NAT; NAT-T
Attack prevention	DoS protections for SYN flood, SSH and HTTP/HTTPS; scan detection for SYN-FIN, SYN-RST, X-mas, NULL and FIN.
VLAN	Port based and tagged VLAN separation.
Mobile quota control	Cellular data limits with period, start time, warning threshold and notification number.
WEB filter	Website blocklists and allowlists.
Access control	Access rules for SSH, WebUI, CLI and Telnet.
TPM	Identification and authentication module, TPM 2.0 standard
Certificate Manager	Create CA, server/client, Let’s Encrypt and SCEP certificates.

VPN

OpenVPN	Simultaneous server and multiple clients; 27 encryption options.
OpenVPN Encryption	DES-CBC 64, RC2-CBC 128, DES-EDE-CBC 128, DES-EDE3-CBC 192, DESX-CBC 192, BF-CBC 128, RC2-40-CBC 40, CAST5-CBC 128, RC2-64-CBC 64, AES-128-CBC 128, AES-128-CFB 128, AES-128-CFB1 128, AES-128-CFB8 128, AES-128-OFB 128, AES-128-GCM 128, AES-192-CFB 192, AES-192-CFB1 192, AES-192-CFB8 192, AES-192-OFB 192, AES-192-CBC 192, AES-192-GCM 192, AES-256-GCM 256, AES-256-CFB 256, AES-256-CFB1 256, AES-256-CFB8 256, AES-256-OFB 256, AES-256-CBC 256
IPsec	XFRM, IKEv1, IKEv2, with 14 encryption methods for IPsec (3DES, DES, AES128, AES192, AES256, AES128GCM8, AES192GCM8, AES256GCM8, AES128GCM12, AES192GCM12, AES256GCM12, AES128GCM16, AES192GCM16, AES256GCM16)
GRE	GRE and GRE over IPsec tunnels.
PPTP, L2TP	Concurrent client/server instances; L2TPv3 and L2TP over IPsec.
Stunnel	TLS proxy for existing client/server applications.
DMVPN	Scalable IPsec VPN: phase 2, phase 3 and dual-hub operation.
SSTP	SSTP client.
ZeroTier	ZeroTier client.
WireGuard	WireGuard client and server.
Tinc	Tinc client/server with encryption, authentication and compression.
Tailscale	Tailscale encrypted point-to-point VPN using WireGuard.

BacNET

Supported modes	Router
Supported connection types	IP, RTU(RS485, USB)
Configuration options	Multiple BACnet/IP interfaces, network-number assignment and preset BDT entries for BBMD.

OPC UA

Supported modes	Client, Server
Supported connection types	TCP

MODBUS

Supported modes	Server, Client
Supported connection types	TCP, USB
Custom registers	File backed custom Modbus TCP register blocks for read/write requests.
Supported data formats	8-bit: INT, UINT; 16-bit: INT, UINT (MSB or LSB first); 32-bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC), HEX, ASCII

Data to Server

Protocol	HTTP(S), MQTT, Azure MQTT
Data to server	Collect parameters across sources/protocols and transmit to one server; custom Lua scripts supported.

MQTT Gateway

Modbus MQTT Gateway	Read Modbus-server data and send commands through an MQTT broker.

DNP3

Supported modes	TCP Master, DNP3 Outstation
Supported connection	TCP, USB

DLMS/COSEM

DLMS Support	Utility-meter data exchange using DLMS.
Supported modes	Client
Supported connection types	TCP

API

Teltonika Networks Web API (beta) support	Configurable API endpoints to read/change device data; developer documentation available.

Site Manager

Supported modes	Manager
Functionalities	Manage TAP access points and Teltonika managed switches: pairing/grouping, FOTA, status, scheduled reboot with ping/Wget checks, SSIDs and VLANs.

Monitoring & Management

WEB UI	HTTP/HTTPS administration: status, settings, firmware, CLI, diagnostics, remote/event/system/kernel logs and update notifications.
FOTA	Server based firmware updates with notifications.
SSH	SSH (v1, v2)
SMS	Status and configuration by SMS.
Call	Reboot, Status, Mobile data on/off, Output on/off, answer/hang-up with a timer, Wi-Fi on/off
Email	Receive email message status alerts of various services
TR-069	OpenACS, EasyCwmp, ACSLite, tGem, LibreACS, GenieACS, FreeACS, LibCWMP, Friendly tech, AVSystem
MQTT	MQTT Broker, MQTT publisher
SNMP	SNMP (v1, v2, v3), SNMP Trap, Brute force protection
JSON-RPC	Management API through HTTP/HTTPS.
RMS	Teltonika Remote Management System (RMS)

IoT Platforms

ThingWorx	Monitor WAN type/IP, operator, cellular signal and network type.
Cumulocity - Cloud of Things	Monitor device/revision/serial, WAN, cell ID, ICCID/IMEI, connection, operator and signal; remote reboot and firmware updates.
Azure IoT Hub	Cloud telemetry through Data to Server; RutOS API direct methods; Plug and Play with Device Provisioning Service.

Firmware/Configuration

WEB UI	Local/server firmware update, configuration profiles and backups.
FOTA	Firmware update.
RMS	Batch firmware/configuration updates for multiple devices.
Keep settings	Retain configuration during firmware updates.
Factory settings reset	Restore manufacturer defaults, including IP, PIN and user data settings.

FIRMWARE CUSTOMISATION

Operating system	RutOS (OpenWrt based Linux OS)
Supported languages	Busybox shell, Lua, C, C++, and Python, Java in Package manager
Development tools	SDK with build environment.
GPL customization	Customize firmware branding, colours, logos and web applications.
Package Manager	Install additional software packages on the device.

Location Tracking

GNSS	GPS, GLONASS, BeiDou, Galileo and QZSS
Coordinates	GNSS coordinates via WebUI, SMS, TAVL, RMS
NMEA	NMEA 0183
NTRIP	NTRIP protocol (Networked Transport of RTCM via Internet Protocol)
Server software	Supported server software TAVL, RMS
Geofencing	Configurable multiple geofence zones

Serial

RS232	Terminal block connector: TX, RX
RS485	Terminal block connector: A,B(2 wire interface)
Serial functions	Console, Serial over IP, Modem, MODBUS gateway, NTRIP Client

USB

Data rate	USB 2.0
Applications	Samba share, USB-to-serial
External devices	Possibility to connect external HDD, flash drive, additional modem, printer, USB-serial adapter
Storage formats	FAT, FAT32, exFAT, NTFS (read-only), ext2, ext3, ext4

Accessories with manufacturer-listed compatibility

Check connector, regional version and any limitations on the accessory page.

Documentation and downloads

Technical information checked against the linked manufacturer page on 17 October 2026. Radio bands, approvals and package contents can depend on the full order code and region. Software features depend on firmware, configuration and any additional packages or licences. Price and availability are confirmed on enquiry.

Manufacturer	Teltonika Networks
Model	RUTM55
Feature 1	5G, 4G Cat 19
Feature 2	RS232 & RS485
Feature 3	eSIM
Physical Interfaces – Ethernet	4 x RJ45 ports, 10/100/1000 Mbps
Physical Interfaces – I/O’s	1 x digital dry input, 1 x digital galvanically isolated input, 1 x analog input, 1 x Isolated open collector output, 1 x SPST relay output
Physical Interfaces – Status LEDs	3 x Mobile connection type, 3 x Mobile connection strength, 6 x LAN status, 1 x Power
Physical Interfaces – SIM	2 x SIM slots (Mini SIM – 2FF), 1.8 V/3 V, internal SIM holders
Physical Interfaces – Power	1 x 3-pin power connector
Physical Interfaces – Antennas	4 x SMA for Mobile, 2 x RP-SMA for Wi-Fi, 1 x SMA for GNSS
Physical Interfaces – USB	1 x USB A port for external devices
Physical Interfaces – RS232	2 pins in 16-pin terminal block
Physical Interfaces – RS485	2 pins in 16-pin terminal block
Physical Interfaces – Reset	Reboot/User default reset/Factory reset button
Power – Connector	3-pos plugable terminal block
Power – Input voltage range	9 – 50 VDC, reverse polarity protection, surge protection >51 VDC 10us max
Power – PoE (passive)	Passive PoE over Port 1; 9-50VDC; "Mode B" style. Not compatible with 802.3af/at/bt.
Power – Power consumption	Idle: < 8.5 W, Max: < 14.5 W
Physical Specification – Casing material	Anodised aluminium housing and panels
Physical Specification – Dimensions (W x H x D)	132 x 44.2 x 95 mm
Physical Specification – Weight	430 g
Physical Specification – Mounting options	DIN rail, wall mount, flat surface (all require additional kit)
Operating Environment – Operating temperature	-40 °C to 75 °C
Operating Environment – Operating humidity	10% to 90% non-condensing
Operating Environment – Ingress Protection Rating	IP30
System Characteristics – CPU	MediaTek, Dual-Core, 880 MHz, MIPS1004Kc
System Characteristics – RAM	256 MB, DDR3

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Teltonika RUTM55 – router

Teltonika RUTM55 – router

Technical specifications

Mobile

Wireless

Ethernet

System Characteristics

Input/Output

Power

Physical Interfaces

Physical Specification

Operating Environment

Accessories with manufacturer-listed compatibility

Documentation and downloads

Reviews

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