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GSM-SIM 900A-TTL With Antenna


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  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-11-19

  • SKU: 8875 | DAI217

Availability: NotInStock priceValidUntil: 2026-11-19

  • Rs. 410.11 (inc GST)
    Rs.347.55 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

GSM-SIM900A-TTL Module with Antenna

SIM900A TTL Module for GSM communication, supports dual-band 900/1800 MHz, external antenna for enhanced signal.

The GSM-SIM900A-TTL Module with Antenna is a dual-band GSM/GPRS module, ideal for various embedded applications. It operates on GSM 900/1800 MHz bands and is compatible with microcontrollers like Arduino and Raspberry Pi. The external antenna improves signal strength, ensuring reliable SMS, voice, and GPRS data communication.

This module features a TTL-level UART interface, allowing seamless integration with low-power IoT systems. With support for standard AT commands, the GSM-SIM900A-TTL Module with Antenna is easy to use in projects such as home automation, remote monitoring, and vehicle tracking. Its compact design makes it suitable for space-limited applications.

Powering the GSM-SIM900A-TTL Module with Antenna requires 4V regulated supply, making it efficient for various industrial and personal projects. Explore its capabilities in GSM-based communication and enhance your IoT applications today.

Explore the quality of GSM modules from the trusted Brand, DNA, in the GSM-GPS category. Enhance your projects with the GSM-SIM900A-TTL Module with Antenna and discover other products in this category. Check other "GSM-GPS" that we have in stock.

At DNA, we cater to all your electronic component needs. If you can't find a specific part, reach out to us. We can import components and support retail or bulk orders. Explore related items like Analog IC, Diode, or Humidity & Temperature Sensor. Contact Us

Features of GSM-SIM900A-TTL Module with Antenna

  • Dual Band GSM 900/1800 MHz
  • TTL Serial Communication (3.3V or 5V)
  • External Antenna for signal enhancement
  • Compact design for limited space
  • Standard AT Command Set for easy integration

Specification of GSM-SIM900A-TTL Module with Antenna

  • Module: SIM900A (GSM/GPRS)
  • Frequency Bands: GSM 900 / 1800 MHz
  • Network Support: 2G GSM only
  • SMS Support: Text & PDU mode
  • Antenna: External GSM Antenna
  • Power Supply Requirement: 3.4V – 4.4V
  • Sleep Mode: Supported via DTR pin

Applications of GSM-SIM900A-TTL Module with Antenna

  • GSM-based Home Automation
  • SMS-Based Alert Systems
  • Remote Monitoring Solutions
  • IoT Communication
  • Vehicle Tracking Systems

Related Links for GSM-SIM900A-TTL Module with Antenna

Package Includes

  • 1 X GSM-SIM 900A-TTL with Antenna
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

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Tags: gsm module, wireless module