The ASCO Model 445 Surge Protective Device is a non-modular, DISCRETE-10 Mode product incorporating the same design platform as the ASCO Model 460; high-energy capable, thermally protected large block MOVs and a similar assortment of accessories. Model 445 is ideal for use in distribution and sub-distribution applications and its non-modular construction allows it to be installed in areas where space is limited. Model 445 is equipped with the latest Active Surge Monitor for voltage monitoring.