PetSafe Surge Protector for Pet Fences - Surge Protection Device - Electrical Protector - Durable Pet Fence Kit - Easy Installation - Fence Guard for Dogs - Outdoor Training Tool

Protect your system for lightning surges and spikes. Lightning strikes, even miles away, can create powerful surges or spikes which may damage your electronic in-ground fence. In nearly every case, damage to the transmitter results from power surges or spikes traveling through the boundary wire and not the power adapter.