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SIM900A RS232 GSM Modem

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Stock: 1
Availability: InStock priceValidUntil: 2026-08-25
SKU: 2392 | DAB340

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

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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.

Description

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

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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.

How do I track my shipment?

After dispatch, you’ll receive a tracking link/number via email/WhatsApp/SMS (as applicable).

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 support Purchase Orders (PO) for companies/colleges?

Yes — we accept POs. To process a PO faster, share: PO copy, billing address, shipping address, GSTIN (if applicable), and contact number. We’ll confirm availability, price, and dispatch timeline.

Can I return a component if I ordered the wrong value/package?

If the item is unused and in original packaging, we’ll check eligibility case-by-case. Some items may be non-returnable depending on category/condition.

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