Sealey 12V Auto Electronics Protection Device

- Housed in a tough composite case, this unit is designed to prevent damaging voltage spikes and surges reaching delicate vehicle electronics. - Clips across the battery terminals and permits processes such as welding and plasma cutting to be carried out without the danger of damaging the vehicle’s on board electronics. - Fitting recommended before any routine workshop maintenance. - Shows green light when operating correctly and red light for fault. - Fitted with heavy-duty, fully insulated battery clips.