Description
MITSUBISHI QC30R2 | DB9F to MD6 RS-232 PLC Programming Cable — 3M
The Mitsubishi QC30R2 is a dedicated RS-232 serial programming cable for connecting a PC to Mitsubishi Q Series PLCs. It uses a DB9 Female connector on the PC side and a Mini-DIN 6-Pin (MD6) connector on the PLC side.
Key Features
- DB9 Female (9-pin D-Sub) on PC side — connects to native RS-232 COM port of a PC
- MD6 / Mini-DIN 6-Pin (Male) on PLC side — connects to RS-232 programming port on Mitsubishi Q Series CPU modules
- RS-232 serial protocol — used with GX Developer / GX Works2 programming software
- 3-metre cable length — standard reach for control panel programming
Technical Specifications
| Cable Model | QC30R2 |
| Cable Length | 3 Metres (3M) |
| Interface — PC Side | DB9 Female (9-pin D-Sub) |
| Interface — PLC Side | MD6 / Mini-DIN 6-Pin (Male) |
| Protocol | RS-232 Serial |
| OS Support | Windows XP / 7 / 8 / 10 |
| Condition | OEM Compatible — New (no retail box) |
Compatible Models
- Mitsubishi Q Series CPU modules with built-in RS-232 programming port
- Compatible with GX Developer V7.0+ and GX Works2 software
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Disclaimer
Always verify the exact port type and model number on your device before ordering.
If you are unsure which model is suitable, chat with the NJ Bravo team before ordering. We will help you check the part number, connector, and compatibility.
Typical Use Cases
- PC-to-Q Series PLC RS-232 programming and monitoring
- Program upload/download and diagnostics via GX Developer or GX Works2
Package Contents
- 1× Mitsubishi QC30R2 Programming Cable, DB9F to MD6, 3M (OEM Compatible — New, Black OR White Color)
Warranty
- 90-day replacement warranty
- Covers manufacturing defects; physical damage and improper installation not included
Additional Notes
- OEM compatible — not a Mitsubishi-branded retail unit.
- Requires a native RS-232 COM port on the PC. For laptops, use USB-QC30R2 (CPC-PLC-04U) instead.
- Verify your Q Series CPU module has the RS-232 programming port before ordering.




