Hybrid Water Heaters Save up to $700 on a Hybrid Water Heater Apply for a Rebate Get up to a $700 rebate when you purchase an ENERGY STAR® certified electric hybrid water heater, also known as a hybrid heat pump water heater or electric heat pump water heater. How to Get Your Rebate Shop at any Maryland retailer and apply for your rebate online or through the mail. Track its status online, too. Ask your contractor or plumber about purchasing your unit from a participating distributor. The ENERGY STAR Difference Compared to standard electric water heaters, ENERGY STAR certified hybrid water heaters can save a four-person household about $470 a year on energy costs. Although these models cost more upfront, you’ll continue to save over the life of the appliance.* Find qualifying models. Is a hybrid water heater right for me? *Source: energystar.gov Overview How to Participate