Mitsubishi A1S52BS1 — The Mitsubishi A1S52BS1 is an expansion rack compatible with the MELSEC and MELSEC-A series

Part numberA1S52BS1
BrandMitsubishi
DescriptionThe Mitsubishi A1S52BS1 is an expansion rack compatible with the MELSEC and MELSEC-A series
ManufacturerMitsubishi
Product LineA Series
Part NumberA1S52BS1
Weight0.69 lbs (0.31 kg)
Model TypeExpansion Rack
Slot Count2 I/O Slots
CompatibilityMitsubishi MELSEC, Mitsubishi MELSEC-A Series
Width155 mm
Mounting StyleRack-Mountable
Additional InformationCompact 2-slot configuration
Design FeatureSpace-Efficient Expansion
Specialized CoatingCorrosion-resistant coating suitable for marine environments

The Mitsubishi A1S52BS1 is an expansion rack compatible with the MELSEC and MELSEC-A series. It features a two-slot design that provides a compact solution for I/O configuration.

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.

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