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GSM-SIM 900A-TTL With Antenna

  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-04-14

  • SKU: 8875 | DAI217

Availability: NotInStock priceValidUntil: 2026-04-14

  • 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 more quantity or 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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Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
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Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
How long does dispatch take?
In-stock items typically dispatch within 1–2 working days. If any item needs sourcing, we’ll update you with the expected timeline before dispatch.
I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?
You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.
Do you accept bulk / OEM orders?
Yes — we handle bulk orders and OEM supply requests across India. Share part number and quantity for a quote.
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Yes — if a brand/manufacturer is listed on the product page. If not listed, share the exact manufacturer + part number and we’ll check sourcing options.

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Tags: gsm module, wireless module