Product Images are shown for illustrative purposes only and may differ from actual product.

SIM900A RS232 GSM Modem

  • Stock: 1

    Availability: InStock priceValidUntil: 2026-05-26

  • SKU: 2392 | DAB340

Availability: InStock priceValidUntil: 2026-05-26

  • Rs. 990.33 (inc GST)
    Rs.839.26 + 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.

SIM900A GSM Modem with RS232 Interface

SIM900A GSM Modem for communication with RS232 output, Quad-Band frequencies, and versatile input voltage range.

The SIM900A GSM Modem with RS232 Interface is designed for reliable communication. It operates on Quad-Band frequencies of 850/900/1800/1900 MHz, making it suitable for various applications in India. This modem features an RS232 output, allowing direct connection to your PC or micro-controller using a MAX232 IC. It supports AT commands for easy control and has a power supply range of 5V to 12V DC or AC.

With a built-in TCP/IP protocol stack, the SIM900A GSM Modem enables internet data transfer over GPRS. The modem operates effectively in temperatures ranging from -20 °C to +55 °C, ensuring robust performance in diverse environments. The provision for TTL output enhances its compatibility with micro-controllers, making it a versatile choice for developers.

This modem is ideal for various applications, including remote monitoring, IoT projects, and data logging. Explore the capabilities of the SIM900A GSM Modem to enhance your electronic projects in India. Whether for personal or commercial use, this modem is a reliable solution for GSM communication.

Explore the range of products from GSM-GPS at DNA. The SIM900A GSM Modem is perfect for your connectivity needs. Check other "GSM-GPS" that we have in stock.

At DNA, we cater to Indian electronics buyers. If you can't find certain components, let us know. We can import items as needed and support both retail and bulk orders. Consider checking related products like Nextion Display, Inductor, Microcontroller, Power Supply, Development Module, or Sensor. Contact Us.

Features of SIM900A GSM Modem with RS232 Interface

  • Quad-Band GSM/GPRS
  • RS232 interface
  • Configurable baud rate
  • SMA connector with GSM antenna
  • Built-in network status LED

Specification of SIM900A GSM Modem with RS232 Interface

  • Quad-Band 850/900/1800/1900 MHz
  • GPRS multi-slot class 10/8
  • Class 4 (2 W @ 900 MHz)
  • Control via AT commands
  • Supply voltage range: 3.4V to 4.5V
  • Low power consumption: 1.0mA (sleep mode)
  • Operation temperature: -40°C to +85 °C

Applications of SIM900A GSM Modem with RS232 Interface

  • Remote monitoring
  • IoT projects
  • Data logging
  • SMS control
  • Wireless communication

Package Includes

  • 1 X SIM900A GSM Modem with RS232 Interface
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (0)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

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.
How long does delivery take?
Delivery time depends on your PIN code and the courier network. Tracking is shared after 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.
What if I need a component that is not listed on your website?
Contact us with the part number or requirement — we may be able to source it or suggest an equivalent.
Will you send the same brand/manufacturer every time?
For some passive components, brand may vary based on availability. If you need a specific brand or matching lot, mention it before ordering and we’ll advise availability.

NEW Products

Product Page : New Products

Desolder Pump Imported Half Plastic + Half Metal

Desolder Pump Half Plastic Half Metal Desolder Pump with high suction power and Teflon nozzle for ea..

Rs.90.86 (inc GST)
Rs.77.00 + GST

SKU: 3377 | DAE715
Stock: 17

220uf 35 VOLT SMD ELECTROLYTIC CAPACITOR (MAKE:HYNCDZ)

HYNCDZ 220uF 35V SMD Electrolytic Capacitor HYNCDZ 220uF 35V SMD Capacitor for filtering, low ESR, ..

Rs.7.67 (inc GST)
Rs.6.50 + GST

SKU: 7984 | DAD631
Stock: 195

HLK VRB2405YMD-5WR3 CONVERTER DC-DC ISOLATED STABLE VOLTAGE OUTPUT POWER SUPPLY MODULE

HLK VRB2405YMD-5WR3 Converter HLK VRB2405YMD-5WR3 Converter, 24V to 5V, 5W, 1A, isolated output, wi..

Rs.501.50 (inc GST)
Rs.425.00 + GST

SKU: 4045 | DAG781
Stock: 11

RFID TAGS

RFID Tags EM4001 RFID Tag for access control + 125kHz frequency + 32-bit unique ID. The RFID Tags op..

Rs.35.40 (inc GST)
Rs.30.00 + GST

SKU: 12 | DAB803
Stock: 40

Have You Seen

Product Page : Have You Seen

MEANWELL SMPS LRS-200-5

Meanwell LRS-200-5 SMPS Power Supply UnitLRS-200-5, 200W power supply with 5V output voltage, 40A cu..

Rs.2,094.50 (inc GST)
Rs.1,775.00 + GST

SKU: 3874 | DAE779
Stock: 1

MCP3425A0T SMD IC (SOT-23)

Microchip MCP3425A0T ADC SMD IC for Precise Measurements MCP3425A0T ADC SMD IC offers 16-bit resolu..

Rs.224.20 (inc GST)
Rs.190.00 + GST

SKU: 5052 | DAG846
Stock: 3

Mornsun LS05-13B05R3 AC to DC Power Supply Module

Mornsun LS05-13B05R3 5 Watt AC to DC Power SupplyLS05-13B05R3 AC-DC Converter, 5V output, 5W, wide i..

Rs.171.10 (inc GST)
Rs.145.00 + GST

SKU: 2576 | DAC975
Stock: 20

GPS GLONASS MAGNETIC ANTENNA 3MTR SMA(M) ST

GPS GLONASS Magnetic Antenna 3M SMA(M) ST High-sensitivity antenna for GPS & GLONASS with 3m ca..

Rs.380.55 (inc GST)
Rs.322.50 + GST

SKU: 9324 | DAC900
Stock: 3

Related Products

7490 DIVIDE-BY-TWELVE AND BINARY COUNTERS

7490 DIVIDE-BY-TWELVE AND BINARY COUNTERS

7490A Divide-By-Twelve Binary Counter DM7490A counter for divide-by-two and binary counting with gat..

Rs.41.30 (inc GST)
Rs.35.00 + GST

SKU: 227 | DAA228
Stock: 19
ESP8266 WIFI Shield

ESP8266 WIFI Shield

ESP8266 WiFi Shield for Arduino UNO and Mega2560 ESP8266 WiFi Shield for Arduino, designed with ESP..

Rs.1,073.80 (inc GST)
Rs.910.00 + GST

SKU: 533 | DAB357
Stock: 1
Ra08H LoRa Wireless Module

Ra08H LoRa Wireless Module

Ai Thinker Ra-08H LoRa Wireless Communication Module Ra-08H LoRa module for long-distance wireless c..

Rs.678.50 (inc GST)
Rs.575.00 + GST

SKU: 3663 | DAF534
Stock: 3
SIRA18BDP-T1-GE3 , N Channel, 30 V Power MOSFET

SIRA18BDP-T1-GE3 , N Channel, 30 V Power MOSFET

SIRA18BDP-T1-GE3 N Channel 30V Power MOSFET SIRA18BDP-T1-GE3 MOSFET for efficient power switching wi..

Rs.35.40 (inc GST)
Rs.30.00 + GST

SKU: 7346 | DAG193
Stock: 0
74LS08 Quad 2-Input AND Gate DIP IC

74LS08 Quad 2-Input AND Gate DIP IC

74LS08 Quad 2-Input AND Gate DIP IC 74LS08 Quad 2-Input AND Gate IC with 4 gates, low power consumpt..

Rs.17.94 (inc GST)
Rs.15.20 + GST

SKU: 8868 | DAI208
Stock: 0
SIM 900A MINI GSM, GPRS MODULE

SIM 900A MINI GSM, GPRS MODULE

SIM 900A MINI GSM,GPRS Communication Module SIM 900A Mini GSM Module for voice, SMS, GPRS; Quad-band..

Rs.743.36 (inc GST)
Rs.629.97 + GST

SKU: 8954 | DAI265
Stock: 10
Degson-15EDGK-2 Pin 3.81mm Pitch Pluggable Terminal Block Connector

Degson-15EDGK-2 Pin 3.81mm Pitch Pluggable Terminal Block Connector

Degson 2 Pin 3.81mm Pitch Pluggable Terminal Block Connector Degson-15EDGK-2 Pin Connector for secu..

Rs.19.06 (inc GST)
Rs.16.15 + GST

SKU: 9544 | DAI393
Stock: 0