download pdf file Expertise The WT300E represents over 30 years of reliability and innovation in the compact power meter segment. With the widest range of quality power measurement solutions, users can be confident that Yokogawa always provides the right solution for their needs. Performance WT300E power meters offer precision measurements at low cost, thus providing true customer satisfaction. Space The small footprint and compact size of the WT300E makes it ideal for ad-hoc bench use and for rack mounting