Mitsubishi A4ACPU — CPU Module

Part numberA4ACPU
BrandMitsubishi
CategoryPLC Processor
DescriptionCPU Module
ManufacturerMitsubishi
Product LineA Series
Part NumberA4ACPU
Weight3.00 lbs (1.36 kg)
ProductCPU Module
I/O Points4096 points
Memory TypeBattery-backed RAM for program storage
Program CapacityMax. 124k steps
LED IndicatorsStatus LEDs for power, run, error, and communication
Processing Speed (Sequence Instructions)0.15 µs/step
Data LinkMELSECNET/10, MELSECNET(II)
Storage Temperature Range-25°C to 75°C
Operating Temperature Range0°C to 55°C
Communication PortsRS-232C and RS-422/485 for serial communication
Control SystemSequence program method
Programming LanguageDedicated language for sequence control (Relay symbol, logic symbolic language)

The A4ACPU model is a versatile CPU module under Mitsubishi's A Series. It offers an extensive array of 4096 I/O points and utilizes battery-backed RAM for secure program storage.

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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