Based on this product's specifications, here are some alternatives and similar models
Phoenix Contact D-TB 4/10 End Cover for TB Essential Terminal Blocks
Summary description:
The Phoenix Contact D-TB 4/10 end cover is a high-quality accessory designed specifically for the TB Essential series terminal blocks. It provides necessary insulation and protection for the open side of the terminal block assembly, ensuring safe and reliable electrical connections in industrial control cabinets and automation systems. This durable component is essential for maintaining proper installation standards and equipment safety.