The Citel DAC50-31-275 SPD (Surge Protective Device) is designed for robust protection of electrical systems against transient overvoltages. This Type 2 SPD is suitable for use in AC networks and provides reliable defence for three-phase plus neutral (3P+N) configurations. With an operational voltage range of 230/400V, it is ideal for safeguarding residential, commercial, and industrial installations against lightning-induced and switching transients. Its advanced design ensures high surge capacity and excellent performance, ensuring the longevity and safety of your electrical infrastructure.