Based on this product's specifications, here are some alternatives and similar models
Radiator Thermostatic Valve Module Comap L234007001 — 50 mm, M30x1.5, chrome
Summary description:
Thermostatic radiator valve module by Comap, model L234007001, with a 50 mm body length and M30x1.5 thread, finished in chrome. Designed for installation on radiators to regulate flow and room temperature when paired with a compatible thermostatic head. Suitable for residential and commercial heating systems requiring precise local temperature control and replacement or upgrade of existing valve bodies.