Based on this product's specifications, here are some alternatives and similar models
Three-phase electronic energy meter QOLTEC 50900 400V LCD 4P
Summary description:
Three-phase electronic energy meter QOLTEC 50900 is designed for measuring electrical energy in three-phase systems. Rated for 400 V and configured as 4-pole (4P) with an LCD display, it provides accurate consumption readings for residential or commercial installations. Suitable for monitoring energy use, billing and system diagnostics where a digital meter with clear readout is required.