| Subject | German | English |
| construct. | bivalente Wärmepumpe | bivalent heat pump |
| gen. | Brauchwasser-Wärmepumpe | hot-water heat pump |
| gen. | Diesel-Wärmepumpe | diesel fired heat pump |
| mech.eng., el. | elektrisch angetriebene Wärmepumpe | electrically driven heat pump |
| gen. | elektrische Wärmepumpe | electric heat pumps |
| gen. | Erdreich-Wärmepumpe | ground-coupled heat pump |
| gen. | Erdreich-Wärmepumpe | earth-source heat pump |
| energ.ind., mech.eng., tech. | Erdreich-Luft-Wärmepumpe | earth-air heat pump |
| gen. | Fortluft-Wärmepumpe | pump using exhaust air |
| energ.ind., mech.eng. | Gas-Wärmepumpe | heat pump driven by gas engine |
| gen. | Gas-Wärmepumpe | gas fired heat pump |
| energ.ind., mech.eng. | gasbetriebene Wärmepumpe | heat pump driven by gas engine |
| energ.ind., mech.eng. | gasmotorangetriebene Wärmepumpe | heat pump driven by gas engine |
| el. | industrielle Hochtemperatur-Wärmepumpe | industrial high temperature heat pump |
| gen. | Luft/Luft-Wärmepumpe | air-to-air heat pump |
| energ.ind., mech.eng., tech. | Luft-Luft-Wärmepumpe | air-to-air heat pump |
| energ.ind., mech.eng., tech. | Luft-Luft-Wärmepumpe | air-air heat pump |
| construct. | Luft/Luft-Wärmepumpe | air source heat pump |
| gen. | Luft/Luft-Wärmepumpe | air-air heat pump |
| energ.ind., mech.eng., tech. | Luft-Wasser-Wärmepumpe | air-water heat pump |
| gen. | Luft/Wasser-Wärmepumpe | air-to-water heat pump |
| construct. | monovalente Wärmepumpe | monovalent heat pump |
| energ.ind. | Solar-Wärmepumpe | heat pump assisted solar energy heating system |
| refrig. | thermoelektrische Wärmepumpe | thermoelectric heat pump |
| refrig. | thermoelektrische Wärmepumpe | thermo-electric heat pump |
| mech.eng., el. | Umgebungsluft-Wärmepumpe | pump using outside air |
| mech.eng., el. | Umgebungsluft-Wärmepumpe | pump using atmospheric air |
| gen. | Warmwasser-Wärmepumpe | hot-water heat pump |
| energ.ind., mech.eng., tech. | Wasser-Luft-Wärmepumpe | water-air-heat pump |
| gen. | Wasser/Luft-Wärmepumpe | water to air heat pump |
| energ.ind., mech.eng., tech. | Wasser-Wasser-Wärmepumpe | water-water heat pump |
| construct. | Wasser-Wasser-Wärmepumpe | water/water heat pump |
| gen. | Wasser/Wasser-Wärmepumpe | water-water heat pump |
| gen. | Wasser/Wasser-Wärmepumpe | water to water heat pump |
| energ.ind. | Wärmeaufnahme der Wärmepumpe aus der Abluft | heat recovered by heat pump from extract air |
| mech.eng., el. | Wärmepumpe mit Dieselmotorantrieb | heat pump driven by diesel engine |
| energ.ind., mech.eng., tech. | Wärmepumpe mit Doppelnutzung | dual purpose heat pump |
| el. | Wärmepumpe mit verbrennungsmotorischem Antrieb | heat pump driven by combustion engine |
| mech.eng., el. | Wärmepumpe zum Heizen und Kühlen von Wohnungen | heat pump for domestic space heating and cooling |
