Welcome to the ASCO Website

Welcome to our website.

You can choose another country to view available products or go to our Global website for company information.

Choose another country or region


ASCO Model 340 (APT G Series)

Custom Configured & Manufactured SPD for the OEM & Volume Markets

The Model 340 (APT G Series) Surge Protectors utilize robust 25mm thermally protected MOVs with surge current levels of 40 kA to 160kA per phase. With high energy parallel design for Category C3 and C-High applications, Model 340 is great for external mounting next to switchgear, motor control centers or panelboards.

ASCO Model 340 (APT G Series)