Mitsubishi A1S38HB — The A1S38HB, a rack base unit in the Mitsubishi MELSEC-A Series, features a robust design suited for demanding environments

Part number	A1S38HB
Brand	Mitsubishi
Description	The A1S38HB, a rack base unit in the Mitsubishi MELSEC-A Series, features a robust design suited for demanding environments
Manufacturer	Mitsubishi
Product Line	A Series
Part Number	A1S38HB
Weight	2.19 lbs (0.99 kg)
Model	Mitsubishi MELSEC, Mitsubishi MELSEC-A Series
Type	Rack Base Unit
Specialized Coating	Corrosion-resistant coating suitable for marine environments
Slot Count	8 Slots
Mounting Style	Rack-Mountable
Power Supply	24 VDC
Communication Interface	Typically Mitsubishi proprietary or serial
Ambient Operating Temperature	0 to 55°C
Ambient Storage Temperature	-20 to 75°C
Power LED Indication	Yes

The A1S38HB, a rack base unit in the Mitsubishi MELSEC-A Series, features a robust design suited for demanding environments. It offers corrosion resistance, making it particularly suitable for marine applications, and includes eight slots for expansion.

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.