Based on this product's specifications, here are some alternatives and similar models
Connection kit for dual-function boilers PROFITOR PROFI 5.2
Summary description:
Connection kit designed for dual-function (combi) boilers, model PROFI 5.2 by PROFITOR. Includes necessary fittings and components to integrate the boiler into heating and domestic hot water systems. Intended for installation and service work to ensure correct hydraulic and functional connections for combi-boiler setups in residential or light-commercial applications.