Mitsubishi A1SX80 — Type I/O Unit

Part number	A1SX80
Brand	Mitsubishi
Description	Type I/O Unit
Manufacturer	Mitsubishi
Product Type	Type I/O unit
Product Line	A Series
Part Number	A1SX80
Weight	0.56 lbs (0.26 kg)
UPC	5905532053171
Input Rating	12 VDC (3mA); 24VDC (7mA)
Digital Inputs	16 digital inputs
Digital Inputs Type	Sink/Source (24V DC)
Isolation Method	Photocoupler isolation
Input Status	LED indication
Internal Current Consumption	0.05 A at 5 VDC
Input Resistance	3.3 kΩ
ON-state Voltage Threshold	8 VDC
OFF-state Voltage Threshold	4 VDC
OFF-state Current	1 mA
Response Time	10 ms
Mounting Type	Backplane mounted
Ambient Temperature	0 to 55 degrees C

The Mitsubishi A1SX80 is a Type I/O unit from the A Series, designed for efficient digital input handling. It features 16 digital inputs with various voltage thresholds that ensure reliable operation in diverse environments.

Also written as

5905532053171

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.