The utility model relates to the technical field of lightning protection equipment, in particular to a lightning protection module replacer, which comprises a lifting device, a support and an adjustable clamping device used for clamping a protection module, the lifting device is inserted on the support, and the adjustable clamping device is connected with the bottom of the lifting device. The lightning arrester protection module replacing device is simple in structure, convenient to operate, small in size, capable of avoiding touching electrified equipment around the lightning arrester by mistake, suitable for replacing lightning arrester protection modules of various specifications, time-saving and labor-saving in replacement, and capable of improving working efficiency.