Description:
A USB to RS232 Serial Converter 9 Pin Adapter for Win7/8/10 is a device that connects a serial DB9 connector to a USB port. It is commonly used to transfer data between a computer and a device with a DB9 port.
Features:
- Supports remote wake-up and power management, and supports RS232 serial interface (DB9)
- Allows bridge or connectivity between the USB and serial port interface
- Comes without cable
Compatible:
-
Windows 98 / SE / ME / 2000 / XP / Vista / 7 / 8 / 10
Specifications:
| Plug Type | USB 2.0 to 9 Pin Male RS232 |
|---|---|
| Color | Blue |
| Interface | RS232 |
| Chipset | CH340 |
| Size (LxWxH) | 67 x 37 x 17 mm |
Package Includes:
-
1 × USB 2.0 to RS232 Chipset CH340 Serial Converter 9 Pin Adapter for Win7/8
Technical Specifications
| Pin Count | 9-pin |
|---|---|
| Interface / Protocol | RS232, USB |
| SKU | AI0549 |
| Weight | 0.03 kg |
| Availability | Out of Stock |
Applications & Use Cases
The USB to RS232 Serial Converter 9 Pin Adapter for Win7/8/10 is a versatile interface connector used across a wide range of applications including electronics projects, DIY builds, prototyping, and educational experiments.
Common use cases:
- Integrating into a custom electronics project
- Learning and experimenting with circuits
- Replacing or upgrading components in existing setups
This product is ideal for electronics enthusiasts, engineers, and students.
Technical Tip: Always verify voltage and current requirements before connecting to your circuit. Check datasheets for detailed specifications and pin configurations.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components

Dev Krishnan –
Bought multiple units of this USB to RS232 Serial Converter 9. All consistent quality. Zbotic is reliable.
Mukesh Reddy (verified owner) –
Outstanding! This USB to RS232 Serial Converter 9 supplies clean power to my sensitive circuits. No noise at all.
Jayesh Yadav (verified owner) –
This USB to RS232 Serial Converter 9 is reliable and efficient. Running my IoT setup 24/7 with no issues.
Vansh Panchal (verified owner) –
Decent USB to RS232 Serial Converter 9. Voltage output is accurate. Compact form factor is a plus.
Pankaj Joshi (verified owner) –
Bought multiple units of this USB to RS232 Serial Converter 9. All consistent quality. Zbotic is reliable.
Vikram Iyer (verified owner) –
Great quality USB to RS232 Serial Converter 9. Powering my entire project board with this. Very reliable.
Paras Rajan –
Good quality USB to RS232 Serial Converter 9. Ripple is low. Suitable for most electronics projects.
Anirudh Tiwari (verified owner) –
Superb USB to RS232 Serial Converter 9! Efficiency is high and it runs cool even under load.
Siddharth Chopra (verified owner) –
Superb USB to RS232 Serial Converter 9! Efficiency is high and it runs cool even under load.
Vidya Choudhury (verified owner) –
Average USB to RS232 Serial Converter 9. Works but efficiency could be better. Adequate for basic projects.
Hemant Vyas (verified owner) –
Good quality USB to RS232 Serial Converter 9. Ripple is low. Suitable for most electronics projects.
Sameer Shetty (verified owner) –
Excellent USB to RS232 Serial Converter 9! Output is stable and reliable. Perfect for my electronics project.
Hitesh Banerjee (verified owner) –
Perfect USB to RS232 Serial Converter 9 for my portable project. Battery life is better than expected.
Mukesh Solanki (verified owner) –
Decent USB to RS232 Serial Converter 9. Voltage output is accurate. Compact form factor is a plus.
Eshan Pandey (verified owner) –
Excellent USB to RS232 Serial Converter 9! Output is stable and reliable. Perfect for my electronics project.
Prateek Khurana (verified owner) –
Good USB to RS232 Serial Converter 9. Output is stable. Gets slightly warm under full load but nothing concerning.
Arjun Tandon (verified owner) –
Superb USB to RS232 Serial Converter 9! Efficiency is high and it runs cool even under load.
Riya Sharma (verified owner) –
Outstanding! This USB to RS232 Serial Converter 9 supplies clean power to my sensitive circuits. No noise at all.
Ishaan Agarwal –
Great USB to RS232 Serial Converter 9. Voltage is rock solid under varying loads. Highly recommended.
Pooja Banerjee (verified owner) –
This USB to RS232 Serial Converter 9 is reliable and efficient. Running my IoT setup 24/7 with no issues.
Mukesh Patil (verified owner) –
Great quality USB to RS232 Serial Converter 9. Powering my entire project board with this. Very reliable.
Daksh Banerjee (verified owner) –
Perfect USB to RS232 Serial Converter 9 for my portable project. Battery life is better than expected.
Pankaj Malhotra (verified owner) –
This USB to RS232 Serial Converter 9 performs flawlessly. Voltage regulation is precise and consistent.
Shivam Reddy (verified owner) –
Decent USB to RS232 Serial Converter 9. Voltage output is accurate. Compact form factor is a plus.
Ganga MC (verified owner) –
Good
Ashish Chatterjee (verified owner) –
Decent USB to RS232 Serial Converter 9. Voltage output is accurate. Compact form factor is a plus.
Mohit Khurana –
This USB to RS232 Serial Converter 9 performs flawlessly. Voltage regulation is precise and consistent.
Rahul Kamath (verified owner) –
Great quality USB to RS232 Serial Converter 9. Powering my entire project board with this. Very reliable.
Siddharth Sharma (verified owner) –
Good quality USB to RS232 Serial Converter 9. Ripple is low. Suitable for most electronics projects.
Ravi Pillai (verified owner) –
Good USB to RS232 Serial Converter 9. Output is stable. Gets slightly warm under full load but nothing concerning.
Sunil Batra (verified owner) –
This USB to RS232 Serial Converter 9 is reliable and efficient. Running my IoT setup 24/7 with no issues.