At the end of their useful lives, the St. 1 refrigerated cars wore the very latest Interfrigo logo. Interfrigo was a joint venture of European railway companies with the aim of rationally and effectively structuring refrigerated cargo operations on the railways. Interfrigo also used several Dutch National Railway Company cars.
- Wheelsets in toe bearing
- Applied grab rails and steps in low material thickness
- Very fine lettering
- Multi-part brake system in wheel plane
- Coupler Pockets with Close Coupling Mechanism