
Product Overview
The OCMJ4X12B is a liquid crystal display module from Jinpeng Industrial, featuring COB packaging, module dimensions of 130X65X12.5mm, 5V power supply, operating temperature range of -20/+70℃, and optional yellow-green or blue display. It is suitable for industrial control, instrumentation, and similar applications.
Specifications
| Color | Yellow-green/Blue |
| Module size (mm*mm) | 130X65X12.5 |
| Temperature range (℃) | -20/+70 |
| Columns | 12 |
| Rows | 4 |
| Viewing area (mm*mm) | 104×38.5 |
| Voltage (V) | 5 |
| Row dots | 64 |
| Column dots | 192 |
| Packaging | COB |
| Controller | GPL133A-028B-C |
| Dot size | 0.41×0.39 |



