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| German | English |
| Lumen je Watt | lumen per watt (unit of light yield; 1lm/W = 1 cd sr/W) |
| Watt je Meter • Grad | watt per metre x centigrade (unit of heat conductivity; 1 W/m • cent = 0,86 kcal/h • cent) |
| Watt je Quadratmeter | watt per square metre (unit of energy flow density; 1 W/m2 = 10-1mW/cm2) |
| Watt je Quadratmeter • Grad | watt per square metre x centigrade (unit of heat transfer coefficient; 1 W/m2 • cent = 0, 8598 kcal/m2 • h • cent) |