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MikroTik KNOT LR9G LoRa 915MHz LTE CAT-M/NB IoT Gateway (White) (LR9G_2NDBT5_BG770A_R11ELR9)


  • Connectivity: LoRa 915MHz, LTE CAT-M/NB, BT 5.2 & Wi-Fi.
  • Interface: 2x Ethernet (PoE), RS485, GPIO, GNSS.
  • Fast shipping to **Latvia**, **Estonia and Lithuania**. 2-Year Warranty.

MIKROTIK

141,81€ 154,81€
€117.20 (bez PVN)

White | Built-in processor Yes | Internal memory 64 MB | Flash memory 128 MB | Ethernet LAN data rates 100/10 Mbit/s | Wi-Fi Yes | Bluetooth Yes | SIM card slot Yes | 2xEthernet LAN (RJ-45) ports

An industrial-grade IoT gateway for smart asset tracking, remote monitoring, and efficient automation – now with enhanced LoRa® reception, concurrent GPS + LTE CAT-M, and a lower price. This is the 915 MHz version.

Smart IoT Connectivity That Just Works
The KNOT LR9G is a compact, out-of-the-box gateway for LoRa®-based networks, designed to bring affordable, reliable connectivity to even the most remote or infrastructure-light environments. It supports LTE CAT-M1 and NB2, Bluetooth 5.2, 2.4 GHz Wi-Fi, GPS, and Ethernet with PoE, making it a flexible centrepiece for any IoT deployment.

CAT-M1 and NB2 mobile internet connectivity allows you to save tons of money and remotely monitor and manage equipment without needing high-cost data plans or full LTE coverage.

Whether you’re tracking high-value assets across a hospital, managing a vending machine in a shopping mall, or monitoring sensors in an agricultural field – the KNOT LR9G ties everything together and keeps everything connected.

Concurrent GPS and LTE CAT-M
Track assets in motion with precise GPS while maintaining a live LTE CAT-M1 connection. Ideal for mobile units like service vehicles, containers, or roaming field equipment

Improved 915 MHz LoRa® Reception
Enhanced sensitivity for stronger signal and longer range, even in interference-heavy environments.

Versatile Powering
Choose from PoE-in, DC jack, or MicroUSB – including PoE-out on Ether2 for powering other devices

Lower Price, Same Reliability
Cost-effective for large-scale deployments without sacrificing performance.

SMA Female Connectors for All Main Interfaces
Easy antenna setup for LTE, GPS, and LoRa®

Powered by RouterOS v7
Full control, custom scripting, and advanced routing features.

Practical Use Cases
Hospital Asset Tracking

Attach Bluetooth beacons to critical medical equipment. Install a KNOT LR9G in each storage area. As gear moves, KNOT detects nearby tags, tracks location via GPS, and sends updates over LTE CAT-M – keeping inventory up-to-date and reducing manual audits.

Cold Chain Monitoring
Use wired Modbus sensors to monitor temperature and humidity inside refrigerated containers. KNOT converts Modbus to TCP and forwards data securely via MQTT or HTTPS, using low-bandwidth LTE or NB-IoT

Agriculture & Remote Sites
Deploy KNOT to gather soil or weather sensor data in rural fields. Its wide band support, LoRa® reception, GPS compatibility make it ideal for long-range, low-power data collection.

Industrial Automation
Bridge legacy wired sensors and actuators to the cloud. With DIN rail support and GPIO monitoring, KNOT easily integrates into industrial cabinets or manufacturing environments

Lightweight, Powerful, Cost-Effective
At just 6W consumption and small footprint (122 × 87 × 26 mm), the KNOT LR9G is perfect for deployments where space, power, and budget are limited – but performance can’t be.

  • LoRa® 915MHz
  • CAT-M/NB technology
  • 2.4 GHz wireless
  • RS485/Modbus
  • 2x 100 Mbps Ethernet ports
  • PoE-in & PoE-out
  • GNSS
  • GPIO
  • Bluetooth
SummaryMikrotik KNOT LR9G kit. Product colour: White, Mounting type: DIN-rail/Wall mounting, International Protection (IP) code: IP20. Mean time between failures (MTBF): 200000 h. Processor manufacturer: Qualcomm, Processor model: QCA9531, Processor frequency: 650 MHz. Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.3af, IEEE 802.3at, Wi-Fi band: Single-band (2.4 GHz). SIM card type: NanoSIM, Serial interface type: RS-485
Unit Box Height0.05
Unit Box Length0.235
Unit Box Width0.115
International Protection (IP) codeIP20
Mounting typeDIN-rail/Wall mounting
Product colourWhite
GPS (satellite)Yes
Mean time between failures (MTBF)200000h
Built-in processorYes
Control display unitNo
Flash memory128MB
Internal memory64MB
Processor frequency650MHz
Processor manufacturerQualcomm
Processor modelQCA9531
4G antenna connectorYes
BluetoothYes
Bluetooth version5.2
Cabling technology10/100Base-T(X)
Ethernet LAN data rates10/100Mbit/s
Mobile network generation4G
Networking standardsIEEE 802.3af/IEEE 802.3at
Top Wi-Fi standardWi-Fi 4 (802.11n)
Wi-FiYes
Wi-Fi bandSingle-band (2.4 GHz)
Wi-Fi standards802.11b/802.11g/Wi-Fi 4 (802.11n)
WLAN data transfer rate (max)300Mbit/s
DC-in jackYes
Ethernet LAN (RJ-45) ports2
Micro-USB 2.0 ports quantity1
Serial interface typeRS-485
SIM card slotYes
SIM card typeNanoSIM
Reset buttonYes
Input voltage12 – 57V
Power consumption (max)23W
Power over Ethernet (PoE)Yes
Operating system installedRouterOS
Depth87mm
Height26mm
Width122mm
AC adapter includedYes
Cables includedOTG
ManualYes
Operating temperature (T-T)-40 – 70°C
Compliance certificatesEAC/Federal Communications Commission (FCC)/Industry Canada (IC)
ModelKNOT LR9G kit
Units per Pallet0
Units per Shipping Box20
Unit Calculated Volume0.001667cubm
Product Net Weight0.44kg
Unit Calculated Weight0.47kg
SKU: MIKROTIK-RB924IR-2ND-BT5&BG770A&R11E-LR9G Category:

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  1. Thomas Andersen –

    I bought the MikroTik KNOT LR9G from Apsardze24 for my remote sensor project. It’s a versatile, industrial-grade piece of kit that works flawlessly right out of the box. The LTE CAT-M integration is a total game changer for my setup. Fast delivery and great service—highly recommended for any IoT enthusiast!

    Thomas Andersen –

What kind of warranty and technical support is provided for this MikroTik gateway?

When purchasing from Apsardze24.lv, you receive a full 2-year warranty on the KNOT LR9G. Our local service center is located in Riga, ensuring faster turnaround times for repairs and technical assistance compared to international marketplaces.

Can I power other devices using the Ethernet ports on the KNOT LR9G?

Yes, while Ether1 is used for PoE-in (12-57 V), the Ether2 port supports PoE-out to power an additional device, provided the gateway is powered by a high-voltage DC jack or PoE-in. Apsardze24.lv recommends checking that the total power draw does not exceed the 23W maximum limit when using PoE-out.

What type of external antennas can I connect to the MikroTik KNOT LR9G?

The gateway is equipped with three SMA female connectors specifically for LoRa, LTE, and GPS external antennas. While it has internal antennas for 2.4 GHz Wi-Fi and Bluetooth 5.2, the SMA ports allow you to mount high-gain external antennas to improve signal in remote or industrial environments.

What is the maximum LoRa communication range for this 915MHz gateway?

The effective range depends heavily on the environment, antenna gain, and line-of-sight; however, the LR9G features improved reception sensitivity for better performance in interference-heavy areas. For specific range calculations based on your site conditions, please contact our support at apsardze24@gmail.com.

Can the MikroTik LR9G_2NDBT5_BG770A_R11ELR9 be used for LoRaWAN networks in Europe?

This specific model operates on the 915 MHz frequency, which is standard for North America, Australia, and parts of Asia; it is not compatible with the 868 MHz LoRa frequency used in Europe. For deployments within the EU, you should choose the LR8 version of the KNOT gateway.

Is a power supply included in the box with the LR9G_2NDBT5_BG770A_R11ELR9 kit?

Yes, the kit includes a 24V 0.8A power adapter, a DIN rail mount set, and a USB OTG cable. You also have the flexibility to power the unit via the DC jack, MicroUSB port, or PoE-in depending on your installation requirements.

Does the KNOT LR9G support simultaneous GPS tracking and LTE data transmission?

Yes, unlike earlier IoT gateway models, the KNOT LR9G features the BG770A modem which allows for concurrent GNSS (GPS) and LTE CAT-M/NB connectivity. This makes it ideal for real-time asset tracking in moving vehicles or containers.

How do I connect legacy industrial hardware like Modbus sensors to this gateway?

The KNOT LR9G features a built-in RS485 interface via a terminal block, allowing you to bridge legacy wired sensors and actuators to the cloud. You can use RouterOS v7 to convert Modbus data to TCP and forward it to your server via MQTT or HTTPS.

Can the KNOT LR9G function as a standalone MQTT broker for local IoT devices?

Yes, because the device runs RouterOS v7, it supports MQTT and custom scripting, allowing it to act as a local gateway or broker. It can collect data from Bluetooth beacons or LoRa sensors and process it locally before sending summarized reports to a central cloud platform.

What are the mobile data speed limitations for this LTE CAT-M/NB IoT Gateway?

This device is designed for low-power, low-bandwidth IoT applications rather than high-speed internet; CAT-M1 typically offers up to 300-589 Kbps, while NB-IoT (NB2) provides around 120-160 Kbps. It is optimized for sensor data, Modbus telemetry, and remote management rather than video streaming.
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