Central Air Conditioners and Air-Source Heat Pumps U.S. shipments of central air conditioners and air-source heat pumps totaled 911,517 units in May 2024, changed +0.4 percent compared to 908,050 units shipped in May 2023. U.S. shipments of air conditioners changed +3.4 percent, to 545,636 units, compared to 527,908 units shipped in May 2023. U.S. shipments of air-source heat pumps changed -3.8 percent, to 365,881 units, compared to 380,142 shipped in May 2023.
Year-to-date combined shipments of central air conditioners and air-source heat pumps changed -3.2 percent, to 3,635,714, compared to 3,757,023 units shipped during the same period in 2023. Year-to-date shipments of central air conditioners changed -2.0 percent, to 2,071,460 units, compared to 2,113,691 units shipped during the same period in 2023. The year-to-date total for heat pump shipments changed -4.8 percent, to 1,564,254, compared to 1,643,332 units shipped during the same period in 2023.
