About DEI Systems

With a keen eye on the rapid changes in business environments DEI Systems Inc. recognizes the need for technological advancement in the high tech electrical/energy systems industry. Formerly known as BST Electrical, we have forged a new collaboration based on a revamp of staff, upgrade of all front office means, and last but not least, the addition of a new HVAC Controls division, to compliment our widely known Electrical and UL Certified Fire Alarm divisions respectively. For the past decade and beyond DEI principles have serviced the High Tech, Commercial, Industrial, Residential and Professional markets, by providing Electrical Construction, Full Service Fire Alarm Testing with UL Certification, and Design Build Services to these businesses. Our experience in the industry is tailor made for today’s educated facilities managers and end users.

Currently, DEI employs over 30 qualified licensed electricians, Fire Alarm Technicians & registered apprentices from all over New England. We repair, service, and install: Clean Rooms, Computer Rooms, and Test Chambers, as well as Lighting Systems, Fire Alarm Systems, Security System wiring, HVAC System wiring, Automatic Temperature Control Systems, UPS, Generator, High Voltage Systems, Data and Voice cabling, Grounding, Lightning Protection, and Standard Office Adds, Moves, and Changes. We troubleshoot special problems including: power quality, electrical “noise”, fire alarm ground faults and alarm, nuisance tripping, etc. We perform energy efficient retrofit on projects including, lamps, ballasts, motors, and VFD's. DEI is fit to provide T&M rates or Bid Pricing to suit the needs of the customer.

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