FANUC A03B-0821-C001 — The FANUC A03B-0821-C001 is an I/O module and is suitable for various applications, including CNC machining, commodity production, and advan

Part number	A03B-0821-C001
Brand	FANUC
Category	I/O Module
Description	The FANUC A03B-0821-C001 is an I/O module and is suitable for various applications, including CNC machining, commodity production, and advan
Manufacturer	FANUC
Product Line	A03B
Part Number	A03B-0821-C001
Weight	1.06 lbs (0.48 kg)
Module Type	I/O Module
Safety I/O Unit	Yes
CNC Applications	Supported
Commodity Production Applications	Supported
Advanced Machining Applications	Supported
Operating Temperature	0 to 40 degrees Celsius
Storage Temperature	0 to 50 degrees Celsius
Maximum Operating Humidity	80% (non-condensing)
Maximum Storage Humidity	80% (non-condensing)
Maximum Operating Altitude Without Derating	1000 meters above sea level
Maximum Storage Altitude	1000 meters above sea level
Environment	Clean indoor environment with no corrosive chemicals

The FANUC A03B-0821-C001 is an I/O module and is suitable for various applications, including CNC machining, commodity production, and advanced manufacturing. As a safety I/O unit, it ensures secure operation.

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.