Mitsubishi A1SJCPU-S3 — The Mitsubishi A1SJCPU-S3 module is a MELSEC-A programmable controller module designed for robust programmable controller applications

Part number	A1SJCPU-S3
Brand	Mitsubishi
Category	PLC Module
Description	The Mitsubishi A1SJCPU-S3 module is a MELSEC-A programmable controller module designed for robust programmable controller applications
Manufacturer	Mitsubishi
Product Line	A Series
Part Number	A1SJCPU-S3
Weight	2.00 lbs (0.91 kg)
Model Type	Programmable controller module
Input Power Supply Voltage Rating	100-120 VAC, 200-240 VAC
Input Frequency	50/60 Hz
Input Maximum Apparent Power	100 VA
Rush Current	20A, 8ms or less
Rated Output	5 VDC, 3A
Overcurrent Protection	3.3A or over
Efficiency	65% or over
Control System	Repeat operation (using the stored program)
Number of Instructions	Sequence 26, Basic 131, and application instructions 104
Program Capacity	Main sequence program + main microcomputer program= 8k steps max, Internal microcomputer program can be set to 7k steps (14k bytes) max.
I/O Points	256
RAM Capacity	32k byte
Current Consumption (5VDC)	0.4A

The Mitsubishi A1SJCPU-S3 module is a MELSEC-A programmable controller module designed for robust programmable controller applications. It includes a base unit, a power supply, and a CPU. It operates with an input power supply voltage range of 100-120 VAC or 200-240 VAC at 50/60 Hz. Its maximum apparent power rating is 100 VA, and its rush current rating is 20A (8ms or less). The A1SJCPU-S3...

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Data compiled from 1 verified source. Last reviewed 2026-08-16.