DFRobot
Air780EU 4G Cat 1 IoT Module for EMEA & Thailand
· MPN: TEL0177
The Air780EU is a 4G Cat 1 communication module for IoT projects that need cellular connectivity across Europe, the Middle East, Russia, Thailand, Africa and...
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The Air780EU is a 4G Cat 1 communication module for IoT projects that need cellular connectivity across Europe, the Middle East, Russia, Thailand, Africa and other supported regions. It operates on LTE-FDD B1/B3/B7/B8/B20/B28 bands and provides up to 10Mbps downlink and 5Mbps uplink.
It brings the cellular side down to simpler serial programming, with UART communication and AT command control for use with MCUs and development boards. Built-in protocol support includes TCP, UDP, PPP, HTTP, HTTPS, MQTT and more, helping reduce low-level network development work.
The module also includes USB Type-C connectivity with USB network card functionality, tested for driver-free operation on PC, Raspberry Pi and LattePanda. Low-power sleep mode, UART wake-up and periodic interrupt wake-up make it suitable for battery-aware IoT deployments.
Included in the package are the Gravity Air780EU 4G Cat 1 communication module, a 4G stick antenna and a UART PH2.0-4P connecting cable. Documentation includes a product wiki, schematic, AT command set, 2D CAD and 3D STP files.
Features:
- Supports LTE-FDD B1/B3/B7/B8/B20/B28 frequency bands.
- Offers 4G CAT1 communication with maximum data rates of up to 10Mbps (downlink) and up to 5Mbps (uplink).
- Integrates network protocols such as TCP/UDP/PPP/HTTP/NITZ/NDIS/NTP/HTTPS/MQTT, eliminating the need for low-level development.
- Features a UART interface with AT command control for standard serial communication, ensuring ease of use.
- Equipped with a TYPE-C interface and USB network card functionality, supporting driver-free USB network capabilities on PC, Raspberry Pi, and LattePanda.
- Includes a low-power mode, with serial data wake-up and periodic interrupt wake-up features.
- Compatible with 3.3V and 5V logic level.
- Supports a power supply voltage range of 5V-12V.
Specifications:
- Applicable regions: Europe, the Middle East, Russia, Thailand, Africa, and other regions.
- Supported bands: LTE-FDD B1/B3/B7/B8/B20/B28
- Supported protocols: TCP/UDP/PPP/HTTP/NITZ/NDIS/NTP/HTTPS/MQTT
- Speed: 10Mbps (downlink) / 5Mbps (uplink)
- Low power consumption: As low as 0.6mA in sleep mode, supports UART serial data wake-up and periodic interrupt wake-up
- Development mode: AT commands
- Communication interface: UART (PH2.0-4P Gravity interface)
- SIM card slot: Nano SIM card
- Level compatibility: 3.3V/5V
- Antenna interface: SMA female connector (external thread, internal pin)
- Antenna specifications: 4G/LTE 50mm elbow rubber stick antenna, SMA-J interface (SMA internal thread, internal pin)
- Power supply voltage - USB port: 5V
- Power supply voltage - Terminal block: 5V-12V (recommended for long-term deployment)
- Power supply voltage - UART interface: 3.3V-5V (this interface has lower power and may not ensure normal communication, only for testing)
- Operating Temperature: -40°C ~ 85°C
- PCB size: 42mm×37mm
Well suited to agricultural monitoring, environmental sensing, remote lighting control, mobile payment networks and other IoT systems that need external 4G communication.
Jargon buster
Plain-language definitions for the technical terms used above.
- AT command set
- An AT command set is a text-based control language sent over a serial terminal to configure a device. It matters because you can change settings such as baud rate and flow control without writing custom firmware.
- Gravity
- Gravity is DFRobot’s plug-in connector system for sensors, motors and modules, using standard cables to reduce loose jumper wiring. It matters because Gravity-compatible parts can connect directly to these ports, while non-Gravity parts may need adapters or manual wiring.
- IoT
- Short for Internet of Things, meaning physical devices that connect to networks or the internet to send data or be controlled remotely. It matters if you want projects such as connected sensors, remote controls or classroom data-logging activities.
- MQTT
- A lightweight messaging protocol often used for IoT devices to publish and receive data through a server called a broker. It matters for home automation and sensor networks because it is simple, efficient, and widely supported.
- Nano SIM
- Nano SIM (the 4FF form factor) is the smallest common SIM card size, used by many phones and cellular modules. When a product needs a Nano SIM, you must supply a matching SIM card and an active mobile service plan before it can connect to a cellular network.
- PCB
- A printed circuit board (PCB) is a board, usually rigid, with etched copper tracks that connect electronic components together without loose wiring. Components are mounted on the board and signals route between them through the copper layout.
- SMA
- SMA is a small threaded coaxial (RF) connector widely used to attach antennas and other radio-frequency cables. A device with SMA antenna ports needs antennas or pigtails with matching SMA connectors, or a suitable adapter, to connect to them.
- Terminal block
- A terminal block is a connector that joins wires together in a neat, removable, or serviceable way, usually clamping each wire under a screw or spring instead of soldering. It makes it easier to connect, change, or service wiring without permanent joints.
- Thread
- A low-power wireless mesh networking standard designed for smart home and IoT devices. It matters because Thread devices can relay messages through each other, helping build reliable networks for sensors and controllers.
- Type-C
- USB Type-C (USB-C) is a small, reversible USB connector used for charging, power, and data transfer on many modern devices. A Type-C port or plug indicates the cable and charger connection needed to power, charge, or communicate with a device.
- UART
- UART is a simple asynchronous serial interface that sends data over separate transmit and receive wires, usually labelled TX and RX, with both ends set to the same baud rate. It is a common way for microcontrollers and other serial devices to exchange data.
- USB Type-C
- USB Type-C is a small, reversible USB connector used for power, data and sometimes video on many modern devices. The connector itself does not guarantee a particular speed or voltage, so check the supported USB version, data rate and whether it carries more than 5V via USB Power Delivery.
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Connectivity
Supplier page — dfrobot.com
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TEL0177 air780eu 4g communication module dimension V1.0
Mechanical Drawings · 67.4 KB · Click any page to view full size
TEL0177 air780eu 4g communication module schematics V1.0
Schematic · 125.3 KB · Click any page to view full size
TEL0177 air780eu 4g communication module datasheet V1.0
Datasheet · 1.9 MB · Click any page to view full size
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