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The ESP32 GSM Series is engineered for industrial-grade IoT deployments requiring cellular connectivity. Built on the powerful ESP32 platform, these controllers combine flexible I/O, robust GSM modem integration, and low-power design – making them ideal for applications in remote monitoring, smart agriculture, and field automation.
ESP32 dual-core microcontroller l Integrated GSM/GPRS modem (SIM800/SIM7600) l Digital and analog I/O l RS485 and Modbus RTU support l microSD card slot for data logging l External antenna support l Wide input voltage range (DC powered) l Industrial-grade casing and components
Price range: $112.19 through $228.05
Dual Core 32bit 160-Mhz CPU 520 Kbytes SRAM / 4 Mb Flash
WIFI 802.11 b/g/n Bluetooth v4.2
Two timer groups, including 2 x 64-bit timers and 1 x main watchdog in each group
Quad-band GSM/GPRS module
DTMF, MMS, MUX Fuctions
Embedded TCP/UDP protocols
Frequency Bands: 850/900/1800/1900MHz
GPRS multi-slot class: 12/10
Worldwide LTE, UMTS/HSPA(+) and GSM/GPRS/EDGE
DTMF, MMS, MUX Functions
Embedded TCP/UDP protocols
Frequency Bands: 850/900/1800/1900MHz
GPRS multi-slot class: 12/10
Sink/Source Digital Inputs
5A Relay outputs
Sink/Source Digital Inputs
Open Collector Transistor
Sink/Source Digital Inputs
0-10V Analog Inputs
Open Collector Transistor
Sink/Source Digital Inputs
4-20mA Analog Inputs
Open Collector Transistor
Sink/Source Digital Inputs
0-10V Analog Inputs
Open Collector Transistor
Sink/Source Digital Inputs
4-20mA Analog Inputs
Open Collector Transistor
Sink/Source Digital Inputs
0-10V Analog Inputs
Sink/Source Digital Inputs
4-20mA Analog Inputs
Sink/Source Digital Inputs
5A Relay outputs
Sink/Source Digital Inputs
Open Collector Transistor
With built-in GSM/LTE connectivity, the ESP32 GSM series ensures reliable communication over cellular networks. This allows for remote monitoring and control in areas without Wi-Fi coverage, expanding the reach of your IoT deployment.
The built-in 0.96 OLED display and front panel button provide convenient local interface options for device configuration and status monitoring, enhancing user interaction and usability.
Featuring digital inputs, analog inputs, and relay outputs, the ESP32 GSM series offers flexibility in interfacing with various sensors, actuators, and devices. This allows for diverse application scenarios, from environmental monitoring to industrial automation.
In addition to cellular connectivity, the inclusion of Ethernet connectivity provides an alternative communication channel, offering redundancy and ensuring reliable data transmission in wired networking environments.
The DIN-Rail mount design allows for easy and secure installation in industrial settings, providing a standardized method for mounting the device within control panels or equipment racks.
The ESP32 GSM series is expandable with expansion modules, allowing for customization and scalability according to specific application requirements. This ensures future-proofing and adaptability to evolving IoT solutions.
Designed to be I/O compatible with industrial voltage levels and featuring added protection, the ESP32 GSM series is suitable for harsh industrial environments, offering durability and reliability in challenging conditions.
