Mitsubishi A3CPU-R21 — The A3CPU-R21 CPU module from Mitsubishi's A Series is designed for indoor environments
| Part number | A3CPU-R21 |
|---|---|
| Brand | Mitsubishi |
| Category | PLC Processor |
| Description | The A3CPU-R21 CPU module from Mitsubishi's A Series is designed for indoor environments |
| Manufacturer | Mitsubishi |
| Product Line | A Series |
| Part Number | A3CPU-R21 |
| Weight | 2.44 lbs (1.11 kg) |
| Type | CPU Module |
| Usage | Indoor |
| I/O Capacity | 512 points |
| Power Supply | 100-240 VAC |
| Operating Temperature | 0 to 55°C |
| Compliance | CE, UL/cUL |
The A3CPU-R21 CPU module from Mitsubishi's A Series is designed for indoor environments. It measures 3.0 x 10.0 x 5.0 inches and supports a power supply range of 100-240 VAC, making it versatile for many applications.
Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.
Data compiled from 1 verified source. Last reviewed 2026-08-16.
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