The DEHN 942400 DG MP TNS 275 is a sophisticated surge arrester specially designed for the protection of low-voltage consumer installations. This surge arrester belongs to test class type 2 and offers an effective solution for protection against transient overvoltages that can be caused by lightning strikes or switching operations. With a rated voltage of 275 V and a rated surge current of 20 kA, the DEHNguard MP guarantees reliable performance. It is easy to mount on a top-hat rail, which facilitates installation in distribution cabinets. The surge arrester is suitable for the TN-S system type and offers a high level of device safety thanks to the integrated arrester monitoring with thermo-dynamic control. With a protection level of 1.5 kV, it protects the connected devices from damaging overvoltages and thus contributes to the longevity of electrical systems. Suitable for TN-S mains form. Mounting on TH35 top-hat rail. Integrated arrester monitoring with thermo-dynamic control. Maximum lightning impulse current of 40 kA. Protection class IP20 for indoor use.