It's a panel-mount device sized for distribution and motor branch circuit protection in commercial and industrial switchboards. The lifecycle stage is listed as current, meaning this order code remains in ABB's active catalog as of the latest manufacturer data. No phase-out or last-time-buy notice is associated with this part.
Sourcing reality for this BOM line
No successor order code has been issued — the XT2H 125 EKI remains the active variant.