Schaefer Electronics Inc.

Hopkinton,  MA 
United States
  • Booth: 3737

Mission Critical Power Systems: [Power Quality, Power Conversion, & Power Electronics] Power ranges from 1KW to 1MW+. AC/DC Power Sources, DC/AC Inverters, DC/DC Converters, AC/AC Frequency Converters, Battery Chargers, 250KW to 1MW Energy Storage Systems, Custom Electronic Loads, etc. Our Active Harmonic Filters offer real-time harmonic reduction & correction, rebuilds distorted three phase currents, 3-phase balance, and offers Power Factor correction. COTS, MOTS, and Custom Power Solutions. For additional info, please contact Jeff Roffee at 508-435-6400 or


Please feel free to e-mail us at, use the chat feature below, or call +1-207-842-5508. We look forward to working with you in preparation for a successful event!