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- SKU: 07961
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ESP32-S3 EC200U 4G LTE Cat-1 WiFi Bluetooth GNSS IoT Smart Modem
ESP32-S3 EC200U 4G LTE Cat-1 WiFi Bluetooth GNSS IoT Smart Modem is a powerful all-in-one connectivity solution designed for advanced IoT, industrial automation, remote monitoring, asset tracking, and smart city applications. Combining the high-performance ESP32-S3 dual-core processor with the Quectel EC200U-CN 4G LTE Cat-1 modem, this development platform enables seamless cellular, Wi-Fi, Bluetooth, and GNSS communication from a single compact board.
The modem supports 4G LTE Cat-1 connectivity, along with fallback GSM/GPRS networks, ensuring reliable data communication across India and China. Integrated GNSS positioning with support for GPS, GLONASS, BeiDou, Galileo, and QZSS enables accurate location tracking for fleet management, asset monitoring, and telematics applications. The onboard ESP32-S3 provides powerful edge processing capabilities, making it ideal for AIoT, sensor networks, and cloud-connected devices.
Key Specifications
- ESP32-S3 Dual-Core Xtensa LX7 Processor
- Quectel EC200U-CN 4G LTE Cat-1 Modem
- 2.4GHz Wi-Fi and Bluetooth 5.0 LE
- Multi-GNSS Support (GPS, GLONASS, BeiDou, Galileo, QZSS)
- LTE-FDD and LTE-TDD Network Support
- USB Type-C Interface
- Low Power Consumption Modes
- MQTT, TCP/IP, HTTP, FTP Protocol Support
- UART, SPI, I2C, GPIO Expansion Interfaces
- Suitable for IoT, Smart Metering, Asset Tracking, and Industrial Automation Applications
Package Includes
- 1x 7Semi ESP32-S3 EC200U 4G LTE Cat-1 WiFi Bluetooth GNSS IoT Smart Modem

Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)

