7Semi EG800AK-CN 4G LTE Pico Module

The 7Semi EG800AK-CN 4G LTE Pico Module is an ultra-compact cellular communication board based on the Quectel EG800AK-CN LTE Cat-1 bis modem. It provides reliable 4G connectivity for embedded and IoT systems through a UART AT-command interface. The module supports common networking protocols such as MQTT, HTTP/HTTPS, TCP/UDP and SSL, reducing the communication workload on the host microcontroller. With a Nano SIM slot, external antenna connector and compact form factor, it is suitable for ESP32, STM32, RP2040, Raspberry Pi and other embedded platforms.

Technical Specifications:

• Brand: 7Semi
• Modem: Quectel EG800AK-CN
• LTE Category: Cat-1 bis
• Supply Voltage: 3.3V to 4.2V DC
• Data Rate: Up to 10 Mbps download / 5 Mbps upload
• LTE-FDD Bands: B1, B3, B5, B8
• LTE-TDD Bands: B34, B38, B39, B40, B41
• Communication Interface: UART
• SIM: Nano SIM
• Dimensions: Approx. 26 × 23 × 5.98 mm
• GNSS: Not supported
• Operating Temperature: -30°C to +60°C

Features:

• Compact LTE Cat-1 bis cellular modem
• Up to 10 Mbps download speed
• UART AT-command control
• Built-in MQTT and HTTP/HTTPS support
• TCP and UDP communication support
• SSL secure communication support
• Nano SIM card slot
• U.FL/IPEX external antenna connection
• USB 2.0 support
• DFOTA firmware update capability

Applications:

• IoT devices and sensor nodes
• Industrial telemetry systems
• Remote monitoring equipment
• Smart metering applications
• Asset and fleet tracking systems
• Cellular gateways
• ESP32 and STM32 projects
• Raspberry Pi communication projects
• Battery-powered connected devices
• Embedded 4G communication systems