Product of the week

SIM900A RS232 GSM Modem

  • Product Code: Product 214
  • Availability: 9
  • Rs.1,085.60 (inc GST)

  • Quantity Pricing

  • Quantity Price
  • 3 or more Rs.1,050.20
  • 7 or more Rs.1,014.80
  • 10 or more Rs.979.40
  • 15 or more Rs.944.00
  • 20 or more Rs.908.60
  • 30 or more Rs.873.20
  • 50 or more Rs.837.80

IF component not in Stock or require more quantity or want to buy in bulk e-mail us your requirements on: dnatechindia "at" gmail.com.

Shipping : Same day dispatch for Most orders if payment done before 4pm. Delivery Normally takes 2 to 7 working days depending upon your location.



SIM900A RS232 GSM Modem

This is a low cost SIM900A GSM Modem with RS232 output. It works on 12Volt AC as well as DC Supply. It is a Quad Band GSM/GPRS engine and works on frequencies  850/ 900/ 1800/ 1900 MHz. The modem has RS232 output so you can directly connect to PC's com port or to any micro-controller via MAX232 IC. 

You can communicate with this modem using AT Commands. It also has provision for TTL output so you also connect it directly to your micro-controller via serial port.

Features of SIM900 GSM Modem

  • Quad-Band GSM/GPRS  850/ 900/ 1800/ 1900 MHz  
  • RS232 interface for direct communication with computer or MCU kit
  • Configurable baud rate
  • SMA connector with GSM Antenna. 
  • SIM Card holder. 
  • Built in Network Status LED  
  • Inbuilt Powerful TCP/IP protocol stack for internet data transfer over GPRS.
  • Normal operation temperature: -20 °C to +55 °C
  • Input Voltage: 5V-12V DC

SIM900 GSM Module Specification

  • Quad-Band 850/ 900/ 1800/ 1900 MHz
  • GPRS multi-slot class 10/8
  • GPRS mobile station class B
  • Class 4 (2 W @ 900 MHz)
  • Class 1 (1 W @ 1800MHz)
  • Control via AT commands (GSM 07.07 ,07.05 and SIMCOM enhanced AT Commands)
  • Supply voltage range : 3.4V to 4.5V
  • Low power consumption: 1.0mA(sleep mode)
  • Operation temperature: -40°C to +85 °C

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