High voltage transformers installed and repaired in Massachusetts.
Best commercial electricians in Worcester, Massachusetts (MA).
High voltage preventative maintenance experts in Massachusetts.
JM Ehwa Electric provides a full array of residential and commercial high voltage applications in Boston MA, North Shore and South Shore of Massachusetts including:
High Voltage Specialists
Commercial Electricians in Massachusetts
JM Ehwa Electric provides state-of-the-art high voltage wiring, testing, insulating and repair in Massachusetts. Our electricians are able to handle any commercial application.

For over 35 years, JM Ehwa Electric has been providing the highest quality commercial, electrical contracting services in Boston and throughout the state of Massachusetts.
JM Ehwa Electric
Boston Metro Electrical Contractors
Massachusetts Electrical Contractors
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High voltage generator installation and repair services in MA.
  • Transformer Installation & Repair
  • High Voltage Wiring / Troubleshooting
  • High Voltage Power Supplies
  • RF Generators Installation & Repair
  • Switchgear / Circuit Breakers
  • Retrofit, Renew & Replace Equipment
  • High Voltage Design/Engineering
  • High Voltage Pulse Generators
  • Overhead Wiring/Cabling
  • High Voltage Equipment Testing
  • Emergency Response Services
  • Preventitive Maintenance
New home construction electrical wiring and lighting.
At JM Ehwa Electric, we treat every single customer as if they're the only customer.
Our electricians treat our customers and their property with respect.
Highest quality commercial electrical contractors in the Commonwealth.
Citro Electric has been providing high voltage services in Massachusetts for over 15 years.
Worcester's Commercial Electricians.
Fast or Immediate Response by our Dispatch Team

All Outlets Meet Electrical Code Requirements

24 Hour Emergency Services Available