An ILS integrated stepper drive, now obsolete on the Schneider record
The ILS1M853PC1F0 is a Schneider Electric integrated drive from the ILS family, combining a stepper motor and drive electronics in one package, with 24..36V supply and on-board I/O for motion sequencing. The motor-and-drive-in-one format is what makes it interesting in compact indexing and small-axis motion — a single part number covers the power stage, the commutation logic, and the host-interface wiring, which is why the order code is the way it is and not a separate drive plus motor pair.
Lifecycle: obsolete — buy from independent channels
For a buyer who arrived with this exact code — typically because a machine has this drive fitted and a spare is needed — the realistic sourcing path is independent distribution and lot-specific surplus, not the OEM new-product channel.
Ratings on record: 24..36V bus, 5A, motion-sequence I/O
The listed description captures the functional envelope directly: 24..36V supply, 5A drive output, and I/O for motion sequence. At 5A the drive sits in the small-format motion range — index tables, small linear axes, valve actuators, labelling heads — where the integrated package matters more than absolute torque or velocity. The 24..36V rail is the low-voltage DC bus common to cabinet sub-assemblies and small machines rather than the 3-phase mains-fed servo class. is recorded as current, which on this product line tracks the part's document and revision status, distinct from the production-status entry above. The two together tell the buyer the part was once a current, supported ILS code and now sits at the end of its production run.
Sourcing posture for an obsolete ILS code
For an obsolete stepper drive the practical question is whether a known-good unit can be located, not whether a new one is coming off the line.