Mitsubishi A3CPU — The A3CPU model from Mitsubishi is a CPU module offering extensive functionality

Part number	A3CPU
Brand	Mitsubishi
Category	PLC Processor
Description	The A3CPU model from Mitsubishi is a CPU module offering extensive functionality
Manufacturer	Mitsubishi
Product Line	A Series
Part Number	A3CPU
Weight	1.81 lbs (0.82 kg)
Product Description	CPU Module
Programming Language	Dedicated language for sequence control (Relay symbol, logic symbolic language)
I/O Points	2048 points
Allowable Instantaneous Power Failure	Within 20 ms
Memory Capacity	Max. 144 kbytes
Program Capacity for Main Sequence Program	Max. 30 k steps
Program Capacity for Sub-Sequence Program	Max. 30 k steps
Program Capacity for Microcomputer Program	Max. 58 k steps
Processing Speed (Sequence Instructions)	1.25 to 2.25 µs/step (direct mode)
5 VDC Internal Power Consumption	1.7 A
External Dimensions (HxWxD)	250 x 79.5 x 121 mm
Control System	Stored program and repeated operation
I/O Control Mode	Direct method

The A3CPU model from Mitsubishi is a CPU module offering extensive functionality. With the capability of managing up to 2048 I/O points, it supports a range of programming with dedicated languages suitable for sequence control.

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.