An overvoltage protection module can be fitted to a telecommunications module having telecommunications contacts, to which telecommunications lines are connectable, and has at least two overvoltage protectors, at least one ground contact, and at least two pairs of protection module contacts for contacting the telecommunications contacts at contact points, so that at least two telecommunications lines are protectable, wherein the contact points are located on at least two different levels, and both contacts of each pair of protection module contacts are connected to the same overvoltage protector.