Based on this product's specifications, here are some alternatives and similar models
Cable splitter TechniSat 0022/3111 75 Ω 5 - 2400 MHz
Summary description:
The TechniSat 0022/3111 is a cable splitter designed for optimal signal distribution. It features a 75 Ω impedance and operates within a frequency range of 5 - 2400 MHz. Compact dimensions of 85 mm x 18 mm x 85 mm make it suitable for various installations.