The Serial DB9 RS232/485 9-pin Terminal Male Nut is a connector designed for serial communication applications utilizing the RS232 or RS485 standards. It features a DB9 connector with 9 pins, commonly used in serial communication interfaces.
The connector is equipped with a nut, allowing for secure attachment to compatible devices or terminals. It provides a reliable and stable connection for transmitting data between devices using the RS232 or RS485 protocols.
This terminal male nut is suitable for various applications requiring serial communication, such as industrial automation, control systems, networking equipment, and more. It facilitates the connection of devices requiring serial communication with ease and reliability.
- Brings all 9 pins of a DB9 connector to screw terminal blocks.
- Adapter used for communication debug.
- 9 pcs signal line was all lead out, name and number clearly labelled.
- All-copper DR9 seat, anti-oxidation, better contact.
- Military board, three anti-paint sprays an entire board, corrosion-resistant.
- Terminal spacing 3.96MM, screw hole diameter 2MM, need to use a width of 2MM screwdriver for assembly.
- Use of environmentally friendly copper terminals.
PACKAGE INCLUDES
1 X Serial DB9 RS232/485 9 pin Termina Male Nut
Technical Specifications
| Model | DB9 |
|---|---|
| Pin Count | 9-pin |
| Interface / Protocol | RS232 |
| SKU | AI3865 |
| Weight | 0.02 kg |
| Availability | Out of Stock |
Applications & Use Cases
The Serial DB9 RS232/485 9 pin Termina Male Nut is a versatile usb interface module used across a wide range of applications including serial communication, industrial automation, data logging, PLC interfacing, and IoT gateway.
Common use cases:
- Converting USB to RS485 for industrial equipment
- Building a data logger for factory sensors
- Debugging embedded systems via UART
This product is ideal for embedded system developers and industrial automation engineers.
Technical Tip: Industrial-grade modules with isolation protect against ground loops and voltage spikes in noisy environments.
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



Aisha Trivedi (verified owner) –
Average Serial DB9 RS232/485 9 pin Termina. Dimensions are slightly off but usable with minor adjustments.
Anil Vohra (verified owner) –
Great quality Serial DB9 RS232/485 9 pin Termina. Using it in my CNC project. Perfect tolerance.
Siddharth Garg (verified owner) –
Very satisfied with this Serial DB9 RS232/485 9 pin Termina. My mechanical assembly works perfectly now.
Vinay Bhandari (verified owner) –
This Serial DB9 RS232/485 9 pin Termina is exactly as described. Smooth operation and long lasting.
Ankur Patil (verified owner) –
Outstanding quality! This Serial DB9 RS232/485 9 pin Termina is precisely made. No play or wobble.
Krishna Garg (verified owner) –
Good Serial DB9 RS232/485 9 pin Termina. Quality is decent. Fits well with standard components.
Suresh Modi –
This Serial DB9 RS232/485 9 pin Termina is high quality. Dimensions are accurate and finish is smooth.
Zara Dhawan (verified owner) –
Very satisfied with this Serial DB9 RS232/485 9 pin Termina. My mechanical assembly works perfectly now.
Pooja Patil (verified owner) –
Nice Serial DB9 RS232/485 9 pin Termina. Precision is good for the price. Serves its purpose well.
Pankaj Das (verified owner) –
Nice Serial DB9 RS232/485 9 pin Termina. Precision is good for the price. Serves its purpose well.
Dev Yadav (verified owner) –
Perfect Serial DB9 RS232/485 9 pin Termina for my 3D printer upgrade. Improved print quality noticeably.
Pankaj Chopra (verified owner) –
Decent Serial DB9 RS232/485 9 pin Termina. Minor burring that was easy to clean up. Functions well.
Rakesh Srivastava (verified owner) –
Good Serial DB9 RS232/485 9 pin Termina. Quality is decent. Fits well with standard components.
Lokesh Parekh –
Outstanding quality! This Serial DB9 RS232/485 9 pin Termina is precisely made. No play or wobble.
Sameer Bisht (verified owner) –
Great quality Serial DB9 RS232/485 9 pin Termina. Using it in my CNC project. Perfect tolerance.