Mitsubishi A175B — The A175B model, designated by Mitsubishi as a main base unit for programmable controllers, features five I/O slots

Part number	A175B
Brand	Mitsubishi
Category	PLC Module
Description	The A175B model, designated by Mitsubishi as a main base unit for programmable controllers, features five I/O slots
Manufacturer	Mitsubishi
Product Line	A Series
Part Number	A175B
Weight	2.06 lbs (0.94 kg)
Product Category	Main Base Unit for Programmable Controllers
Total I/O Slots	5 available slots
I/O Distribution	Shared between motion and control functions
Dedicated Motion Slots	1 slot reserved for motion control
Dedicated Sequencer Slots	4 slots for sequencer modules
Expansion Connectivity	Supported for extensions
Mounting Slot Dimensions	6 mm diameter (for M5 screws)
Physical Dimensions	325 mm x 130 mm x 28 mm
Mass	0.75 kg (1.66 lbs)
Power Supply Requirements	5VDC, 5A (for A172SHCPUN) or 3A (for A171SHCPUN)
Operating Temperature Range	0°C to 55°C
Storage Temperature Range	-20°C to 75°C
Included Hardware	4 screws, M5 x 25 mm

The A175B model, designated by Mitsubishi as a main base unit for programmable controllers, features five I/O slots. This part is designed to effectively distribute I/O functionalities between motion control and general control operations.

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.