The Slimline Signal Line protector is designed for both digital and analogue signal types. It features direct earthing and a series connection. This protector is capable of handling a maximum discharge current of 5 kA per line (10 kA common mode) with an 8/20 us waveform, and 1.25 kA per line (2.5 kA common mode) with a 10/350 us waveform.