Description
Hitachi CPU-20Ha
Compact Hitachi PLC controller designed for reliable small-to-medium industrial automation and process control
| Brand | Hitachi |
| Model | CPU-20Ha |
| Voltage | 24V DC |
| Country of Origin | Japan |
| Weight | 0.5 kg |
| Dimensions | 105x82x72 mm |
| Warranty | 6 months |
| Certifications | CE, UL |
| SKU / MPN | CPU-20Ha |
| What’s in the box | CPU module, terminal cover, user manual, mounting bracket |
| CPU | Hitachi proprietary 32-bit processor |
| Program Memory | 32 KB |
| I/O Points | 20 (expandable) |
| Communication | RS-232C / RS-485 |
| Power Supply | 24V DC ±10% |
| Mounting | DIN Rail / Panel Mount |
Key benefits: High reliability Hitachi engineering, compact form factor, expandable I/O architecture, proven industrial performance, low power consumption, easy ladder programming
Typical applications: Packaging machinery, conveyor control, pump and valve sequencing, small assembly lines, building automation, textile machines
Lifecycle: Discontinued / Legacy product, suitable for existing system maintenance and spare replacement
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.







Daniel W. –
Tested the proximity switch, response time is spot on. Recommended for industrial use.