Based on this product's specifications, here are some alternatives and similar models
Thermostatic angled valve set kfa² 1/2" model 757-100-07-BL
Summary description:
Angled thermostatic valve set from kfa², model 757-100-07-BL, designed for 1/2" connections. The set provides temperature regulation and flow control at radiator inlet points with angled (corner) installation. Suitable for domestic and commercial heating systems where compact, wall-mounted valve solutions are required for thermostatic radiator control.