VALENCIA, Calif.–(BUSINESS WIRE)–No utility wants a fiery transformer failure on a busy city sidewalk, or a large power outage that impacts whole city blocks. To reduce transformer failure risks, utilities traditionally use periodic manual oil sampling to assess asset health for these difficult-to-reach and potentially dangerous underground assets. H2scan (www.h2scan.com), a leader in transformer monitoring solutions, announced today its HY-VAULT™ system that provides utilities with a cost-ef