Based on this product's specifications, here are some alternatives and similar models
Ergom MDW 16HM Brass Cable Gland M16 IP68
Summary description:
The Ergom MDW 16HM is a high-quality brass cable gland designed for secure cable entry and strain relief in electrical enclosures. Featuring an M16 thread and an IP68 ingress protection rating, it ensures a dust-tight and waterproof seal. This durable metal gland is suitable for industrial applications requiring reliable protection against environmental factors and mechanical stress.