Turck BI10S-Q26-AD4X/S34 has 1 recorded cross-reference match across 1 manufacturer. Compare the listed alternatives and check their source notes before selecting a replacement.
PDF page 9, table row 34. Printed type Prox; FORM=Alternate; FUNCTION=Close. Direct means exact in that dimension; Close means similar with minor differences; Alternate means a different solution. Omron recommends candidate replacements for the Turck item; dimensions, characteristics or sensing distance can differ. Historical chart, date not printed; clerical errors possible. Manufacturer-listed directional selection candidate; verify current specifications and application suitability. Bidirectional discovery does not imply symmetric technical interchangeability. No transitive equivalence inferred.
Counts describe recorded relationships, not stock, sales, testing or independent qualification. Manufacturer-and-part identities remain separate. Indexing dates do not establish current specifications or availability.
Check current manufacturer documents and electrical, mechanical, environmental and application requirements before selecting a replacement.