FANUC A03B-0807-C300 — Modular I/O Unit

Part number	A03B-0807-C300
Brand	FANUC
Description	Modular I/O Unit
Manufacturer	FANUC
Product Type	Modular I/O Unit
Product Line	A03B
Part Number	A03B-0807-C300
Weight	0.44 lbs (0.20 kg)
Voltage Range	24 V DC (±10%)
Maximum Load Current per Output	0.5 A (resistive load)
Isolation Voltage	500 V AC (field-to-logic isolation)
Communication Protocol	FANUC I/O Link (high-speed serial)
Mounting	DIN rail or screw-mount
Operating Temperature	0°C to 55°C (32°F to 131°F)
System Compatibility	FANUC CNC (Series 30/31/32) and robots (R-30iB/M-20iD)
Response Time	Input: <2 ms; Output: <1 ms

The FANUC A03B-0807-C300 is a modular I/O unit designed for industrial applications. This component operates within a 24 V DC voltage range, with each output supporting a maximum load current of 0.5 A.

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.