Heat-pump tumble dryer
Heat-pump dryer payback at 3 cycles per week
The worked comparison assumes 4.5 kWh per conventional-dryer cycle, 1.8 kWh per heat-pump-dryer cycle and a £250 purchase-price premium.
Illustrative 25p/kWh2.4 years simple payback
£105/yr electricity saving · 2.7 kWh less per cycle
Electricity-price sensitivity
| Electricity price | Energy saved/cycle | Annual saving | £250 premium payback |
|---|---|---|---|
| 15p/kWh | 2.7 kWh | £63/yr | 4.0 yrs |
| 25p/kWh | 2.7 kWh | £105/yr | 2.4 yrs |
| 35p/kWh | 2.7 kWh | £147/yr | 1.7 yrs |
Energy per cycle and price premium are worked-example assumptions. Capacity, programme, moisture level, drying time, product price and lifetime all matter.