Based on this product's specifications, here are some alternatives and similar models
Lapp SKINDICHT 52003390 Cable Gland Brass Nickel Stainless Steel Finish
Summary description:
The Lapp SKINDICHT 52003390 is a high-quality cable gland designed for secure cable entry and protection. Constructed from durable brass with a nickel-plated finish, it provides excellent corrosion resistance and mechanical stability. This component is ideal for industrial applications requiring reliable sealing and strain relief. The package contains 1 piece, ensuring a precise fit for professional electrical installations.