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GSM-SIM 900A-TTL With Antenna


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  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-03-12

  • SKU: 8875 | DAI217

Availability: NotInStock priceValidUntil: 2026-03-12

  • 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 With Antenna

 GSM-SIM900A-TTL With Antenna

The SIM900A TTL Module is a dual-band GSM/GPRS module designed for embedded applications,featuring a TTL-level UART interface and an external antenna for improved signal reception. It is ideal for SMS, voice, and GPRS data communication in low-power and compact IoT systems.It supports GSM 900/1800 MHz bands and uses AT commands for communication with microcontrollers like Arduino,STM32, or Raspberry Pi (via USB-UART adapter).

DNA solutions, Nashik has various types of Module's. Check out our complete collection of Module's.

If you are in Nashik you can buy this Electronic Component at our local shop at New CBS, Nashik or you can place order online and get it delivered at your doorstep anywhere in India.

Features of GSM-SIM900A-TTL With Antenna

  • Dual Band GSM (900/1800 MHz): compatible in most countries
  • Supports: Voice Calls,SMS Messaging GPRS ,Internet Access
  • TTL Serial Communication (UART): Operates at 3.3V or 5V logic level 
  • Detachable Antenna (SMA or IPEX): Enhances signal strength and reception
  • Standard AT Command Set: Easy integration with any microcontroller platform
  • Compact Design: Ideal for space-limited projects
  • Power Supply: Needs 4V regulated supply

Specifications of GSM-SIM900A-TTL With Antenna

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

Applications of  GSM-SIM900A-TTL With Antenna

  • GSM-based Home Automation
  • SMS-Based Alert or Notification Systems
  • Remote Monitoring
  • IoT Communication Modules
  • Vehicle Tracking (with GPS)
  • Industrial SMS control systems

    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.
    What is your return / replacement policy?
    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.
    Do you ship all over India?
    Yes — we dispatch orders across India.
    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.
    What details should I send for a bulk quote?
    Send these details for an accurate bulk quote: - Part number(s) - Quantity required - Preferred brand (if any) - Product image (if possible) - Delivery address + PIN code - GST invoice needed (Yes/No) + GSTIN (if Yes)
    Are components original / new?
    We aim to supply genuine, new parts. For sourced items, we confirm availability and provide the best matching grade/brand possible.
    View all FAQs →

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    Tags: gsm module, wireless module