The 104 x 44 x 48 mm package leaves room for adjacent components in a dense row.
Sourcing reality
The spring-loaded terminal variant (2AA02 suffix) is the common choice for panel builders who want to skip screw-clamp wiring. If your BOM calls for the 22.5 mm 1-pole form factor at 25 A, this is the active Siemens order code to specify.
