Based on this product's specifications, here are some alternatives and similar models
Ergom HI 6/12 DIN Insulated Wire End Sleeve, Yellow, 6 mm², 12 mm Pin Length, 100 Pieces
Summary description:
The Ergom HI 6/12 DIN insulated wire end sleeve is designed for reliable termination of flexible copper conductors with a cross-section of 6 mm². Featuring a 12 mm pin length and yellow insulation, this sleeve ensures secure electrical contact and prevents wire fraying in terminal blocks. Ideal for professional electrical installations, this pack contains 100 high-quality ferrules compliant with DIN standards for consistent performance.