Mitsubishi A1NCPUR21 — CPU Module

Part numberA1NCPUR21
BrandMitsubishi
CategoryPLC Processor
DescriptionCPU Module
ManufacturerMitsubishi
Product TypeCPU Module
Product LineA Series
Part NumberA1NCPUR21
Weight5.00 lbs (2.27 kg)
Internal Power Consumption1.63A at 5V DC
Control SystemStored program and repeated operation
I/O Control ModeSelectable refresh/direct mode
I/O Points256
Watchdog Timer10 to 2000 ms
Memory Capacity16 KB
Main Sequence Program Capacity6K steps
Maximum Ambient Humidity80%, non-condensing
Operating Temperature0°C to 40°C
Storage Temperature-25 to 65°C
Maximum Altitude1000 m above sea level

The A1NCPUR21 is a CPU module from Mitsubishi’s A Series. This component operates with an internal power consumption of 1.63A at 5V DC and supports stored program and repeated operation control systems. It features 256 I/O points that can operate in either selectable refresh or direct mode.

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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