SIM900A GSM GPRS Module

The SIM900A GSM GPRS Module is a wireless communication module designed to provide GSM and GPRS connectivity for embedded systems, IoT devices, and automation applications. Based on the SIM900A cellular communication chipset, this module allows microcontrollers to send SMS messages, make voice calls, and communicate with internet services through GPRS data connectivity. Available at Directronics, the SIM900A GSM GPRS Module is ideal for students, hobbyists, makers, educators, and professional engineers working on Arduino, ESP32, Raspberry Pi, and remote monitoring projects.

Features:

• Based on SIM900A GSM/GPRS Engine

• Supports SMS Sending and Receiving

• Supports Voice Calling Function

• Provides GPRS Data Communication

• Quad-Band GSM Support (Model Dependent)

• Built-In SIM Card Slot

• UART Serial Communication Interface

• Supports AT Command Control

• Onboard Antenna Connector

• LED Status Indicators for Network and Power

• Compact Module Design

• Compatible with Arduino, ESP8266, ESP32, Raspberry Pi, and Other Microcontrollers

Why Choose SIM900A GSM GPRS Module?

• Enables cellular communication in embedded projects

• Provides remote monitoring and control capability

• Easy interface using standard UART communication

• Supports SMS-based automation applications

• Suitable for IoT and telemetry systems

• Ideal for beginners, students, and professionals

Applications:

• IoT Communication Systems

• Remote Monitoring Projects

• SMS Alert Systems

• GPS Tracking Applications

• Home Automation Systems

• Industrial Monitoring

• Security Alarm Systems

• Weather Monitoring Stations

• Vehicle Tracking Systems

• Arduino GSM Projects

Technical Specifications:

• Product Type: GSM/GPRS Communication Module

• Module Chip: SIM900A

• Network Technology: GSM/GPRS

• Communication Interface: UART Serial

• Operating Voltage: 3.2V–4.8V DC (Module Dependent)

• Recommended Supply: 4V DC High Current Supply

• SIM Support: Standard SIM Card (Model Dependent)

• Data Service: GPRS Multi-Slot Class

• Control Method: AT Commands

• Baud Rate: Configurable

• Antenna Interface: SMA / Onboard Antenna (Model Dependent)

• Status Indicators: Power, Network, Communication LEDs

• Operating Temperature: -30°C to +80°C (Typical)

Package Includes:

• 1 × SIM900A GSM GPRS Module

• 1 × Antenna (Model Dependent)

Related Products:

SIM800L GPRS GSM Module

ESP8266 NodeMCU CH340

ESP32 Development Board

Arduino Uno

Arduino Mega 2560 R3

NRF24L01 Wireless Transceiver Module

GPS Modules

Relay Modules

Sensor Modules

Why Buy from Directronics?

Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, and IoT solutions for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, wireless communication modules, programming tools, and embedded development products to bring your ideas to life.

Note:

Product images are for illustration purposes only. Please verify network compatibility, SIM card requirements, power supply capability, antenna connection, and operating voltage before placing your order. A stable power source with sufficient current capability is recommended for GSM modules.