The Riello burner photocells are specifically designed for use with Riello 40 series oil burners. These burner models, including Riello 40 G5, G10, G15, and G20, are compatible with these photocells. To operate the controller effectively, a single-phase 230V, 50Hz power supply is required. This setup ensures reliable and efficient performance of Riello oil burners in various heating and combustion applications.