products Arrester SURGEFREE Power protection Distribution Panels SZ040-220SC SZ040-220SC The SZ040-220SC is a surge protection device for single-phase 2-wire power systems, featuring a nominal discharge current of 20kA and a maximum discharge current of 40kA for reliable surge protection. Download Datasheet (PDF) Technical Support, Sales & Service Tel. +82-2-2616-0533
