Consumers in northern regions can use incentives such as rebates and tax credits ranging from around $2,000 -$8,000 depending on location and eligibility to purchase these high-efficiency units. INDIANAPOLIS, Sept. 12, 2024 /PRNewswire/ -- With the successful completion of field trials and laboratory testing, Carrier has achieved the Department of Energy's (DOE) Cold Climate Heat Pump Challenge for residential applications. The first DOE challenge designated cold climate heat pumps are slated for productio ...