FANUC A03B-0807-C002 — I/O Base Unit

Part number	A03B-0807-C002
Brand	FANUC
Description	I/O Base Unit
Manufacturer	FANUC
Product Type	I/O base unit
Product Line	A03B
Part Number	A03B-0807-C002
Weight	1.06 lbs (0.48 kg)
Slot Quantity	5 slots for module expansion
Physical Layout	Compact horizontal configuration
Control Compatibility	Works with Fanuc 15i, 16i, 18i, 20i, and 21i systems
System Role	Central backplane for machine hardware and control system integration
Signal Handling	Supports analog and digital I/O device switching
Build Quality	Durable design
Processor Integration	Designed for PMC Processor I/O modules
Expandability Capability	Allows addition of modules
Interface Standard	Horizontal backplane for analog/digital hardware interfacing

The FANUC A03B-0807-C002 is an I/O base unit that serves as a critical component for system integration. It features five slots for module expansion and is specifically tailored for Fanuc systems 15i, 16i, 18i, 20i, and 21i.

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.