The Altivar 680 compact low harmonic drive from Schneider Electric is an active front-end drive that has a three-level input switching stage, which reduces common mode voltage. Designed for water and wastewater applications, it brings flexibility with its ability to mitigate harmonics while performing efficiently at various speeds in a compact design. It has internal application functions including anti-jam, multipump control and asset protection via pipe fill. 888/778-2733; www.schneider-electric.us