XB2BA21C purchasing and commissioning guide
XB2BA21C is the complete Schneider Electric ordering designation for the Easy Harmony XB2 complete black pushbutton. The category main image is a shared reference collage, not an exact photograph of XB2BA21C. The points below separate manufacturer-supported specifications from site-specific choices.
Technical parameters
| Technical item | Verified value / selection note |
|---|---|
| Complete model | XB2BA21C |
| Product identity | Easy Harmony XB2 complete black pushbutton |
| Mounting | 22 mm metal |
| Operation | Flush, spring return |
| Contact | 1 normally open |
What does XB2BA21C identify?
The XB2BA21C code identifies the product type and variant described in the table. Keep every character of XB2BA21C in purchasing and maintenance records. A partial code or similar photograph cannot establish an exact replacement.
Which application checks matter for XB2BA21C?
Check the complete assembly, panel aperture and contact assignment.
Before releasing XB2BA21C, compare the installed supply, load, enclosure, terminals, network or mechanical interface as applicable. Match the actual XB2BA21C nameplate and panel drawing to the current manufacturer data. Include any required accessory as a separate line item.
How should XB2BA21C be installed and tested?
Qualified personnel should isolate the equipment under site procedure, record the original wiring and configuration, then fit XB2BA21C according to the relevant instructions. Preserve any software backup or settings associated with XB2BA21C.
After installation, test the intended operating sequence and record measured values, indications, alarms and the delivered XB2BA21C reference. For a protection or safety component, XB2BA21C must be validated within the complete application; the part code alone does not prove compliance.
Related-looking codes grouped with this representative
These 27 unassigned codes share the visible XB2B pattern with XB2BA21C. They are included on this representative page and are not queued as separate product pages. Their technical specifications may differ from XB2BA21C; check the full code before substitution.
Final procurement note
Confirm the availability and regional lifecycle of XB2BA21C, the current datasheet revision and the delivered label. Keep the XB2BA21C selection decision with the installation record so a later service team can reconstruct why this exact item was ordered.
Additional visually similar model designations
These printed codes resemble XB2BA21C and are collected here for search only. A different code can specify a different function, rating or accessory. This is not a technical equivalence or interchangeability statement. Verify every full designation before ordering.
- XB2-BS542C
- XB2-BV64
