FANUC A03B-0801-C021 — CPU-A Module

Part number	A03B-0801-C021
Brand	FANUC
Description	CPU-A Module
Manufacturer	FANUC
Product Type	CPU-A Module
Product Line	A03B
Part Number	A03B-0801-C021
Automation Applications	Supported
Commodity Production Applications	Supported
Advanced Machining Applications	Supported
CNC Milling Applications	Supported
Operating Temperature	0 to 40 degrees Celsius
Storage Temperature	0 to 50 degrees Celsius
Max. Operating Humidity	80% (non-condensing)
Max. Storage Humidity	80% (non-condensing)
Max. Operating Altitude	1000 meters above sea level
Max. Storage Altitude	1000 meters above sea level
Operating Environment	Clean indoor location with no corrosive chemicals

The FANUC A03B-0801-C021 is a CPU-A module designed for various applications, including automation, commodity production, advanced machining, and CNC milling. It operates effectively within a temperature range from 0 to 40 degrees Celsius, and ensures reliability in environments with moderate humidity levels of up to 80% without condensation.

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.