New Castle, DE

Save Money in Your Home or Business

The Municipal Services Commission of the City of New Castle, in partnership with the Delaware Municipal Electric Corporation (DEMEC), offers Efficiency Smart to help its residential and business electric customers reduce their energy use and save money.

Whether you’re a homeowner, a renter, or a business, we can help with your efficiency projects from start to finish. We offer free technical advice, rebates to make your improvements more affordable, and more.

Ready to start saving? Explore the services below to get started.

a cobble road in the community of New Castle, Delaware.

For Residents For Businesses Community Offers Tips & Resources

For Residents

Save money, use less energy, and improve the comfort and value of your home.

For Businesses

Save on operating and maintenance costs, boost employee productivity, and increase safety.

Pitch Your Old Appliance and Get Some Cash

Get paid to responsibly recycle your older, working appliance.

Window Air Conditioner Rebates Tripled

Now through September 30, get $150 back on the purchase of a qualifying ENERGY STAR-certified window air conditioner.

Instant Savings on Energy-Saving Products Available

Find special pricing on energy-saving products at a retailer near you.

Bonus LED Incentives Available for Small Businesses

For a limited time, Efficiency Smart is offering small businesses an increased incentive for purchasing qualifying LED products from a designated local business.

Featured Tips & Resources

Only Municipal Services Commission of the City of New Castle customers are eligible for the services listed here. Not a Municipal Services Commission of the City of New Castle customer? Find your community.