This DB9 serial cable is perfect for technicians and IT professionals who need reliable RS232 communication between legacy devices, industrial equipment, and computer systems. Our solution delivers:
-
RS232 communication protocol that enables data transfer between serial devices and computers
-
Male to male DB9 connector configuration for direct device-to-device connections
-
Shielded cable construction ensuring interference-free data transmission
-
Straight through pin configuration for standard serial communication applications
Key Features
-
9-pin DB9 male connectors to connect serial devices with standard RS232 ports
-
Premium shielded design providing superior EMI/RFI protection for reliable data transfer
- Optimized for industrial communication systems including PLCs, modems, and measurement equipment
- Consistent serial data transmission with proper impedance matching
-
3-foot cable length offering convenient connectivity for desktop and rack-mounted equipment
Technical Specifications
| Manufacturer |
C2G |
| Model Number |
25220 |
| Type |
DB9 Serial RS232 Cable |
| Configuration |
Male to Male |
| Connector Type |
9-pin D-sub (DB9) |
| Cable Length |
3 feet (0.9 meters) |
| Wiring |
Straight Through |
| Shielding |
Yes - EMI/RFI Protection |
| Protocol |
RS232 Serial Communication |
| Compatible Systems |
Computers, modems, printers, PLCs, industrial equipment, measurement devices |
Frequently Asked Questions
Q: What is RS232 and why do I need a DB9 serial cable?
A: RS232 is a standard serial communication protocol used for data transfer between computers and peripheral devices. This DB9 cable enables connection to legacy equipment, industrial controllers, and specialized devices that still use serial communication.
Q: Can this serial communication cable work with modern computers?
A: Yes, it's engineered for universal DB9 compatibility. While many modern computers require a USB-to-serial adapter, this cable works perfectly with systems that have built-in serial ports or expansion cards.
Q: What makes this shielded serial cable better for industrial applications?
A: The shielded construction provides critical protection against electromagnetic interference common in industrial environments—ensuring reliable data transmission even near motors, welders, and other high-EMI equipment.
Q: Is this suitable for connecting measurement equipment and PLCs?
A: Absolutely. This professional-grade straight through cable is ideal for connecting programmable logic controllers, data acquisition systems, scientific instruments, and other industrial equipment requiring reliable RS232 communication.
