Based on this product's specifications, here are some alternatives and similar models
Angle Supply Valve CALEFFI 338 (MPN 338452) for Heating Systems
Summary description:
CALEFFI angle supply valve model 338 (MPN 338452) is a compact plumbing component for heating and hydronic systems. Designed as an angled feed/shut-off valve, it provides flow control and isolation at pipe connections. Suitable for installation in residential and light commercial boilers, radiators, and manifolds where an angled connection is required.