Dimplex 3.5kW Portable AC
Premium 12K cooling from a heating legend.
- 3.5 kW (12,000 BTU) for rooms up to 32 m²
- Cool, dehumidify and fan modes
- Self-evaporative condensate system
- Backed by Dimplex's 2-year guarantee
Cards, Apple Pay, Google Pay & more — processed securely by Stripe. Delivery address collected at checkout.
13.4% slower reaction times (and 13.3% slower working-memory responses) measured in homes without cooling during a real heatwave, versus air-conditioned homes. Cedeño Laurent et al., PLoS Medicine, 2018
What does a cool night actually cost?
Dimplex 3.5kW Portable AC draws just 1350W — about the same as an old lightbulb.
Based on 1350W at 24.5p/kWh (uk avg). Your tariff may vary — it'll still be pennies.
- Tank capacity
- 0 L
- Airflow
- 420 m³/h
- Noise
- 54 dB (max)
- Power
- 1350 W
- Height
- 78 cm
- Weight
- 34 kg
- Room size
- up to 32 m²
- Speeds
- 3 + sleep
- Timer
- 12 h
- Controls
- Remote & touch panel
Quieter than your conversation.
Quiet enough for TV evenings; sleep mode drops it lower.
What it actually does, in numbers.
per hour to run
based on uk avg electricity rates
| Airflow | 420 m³/h |
| Noise | 54 dB |
| Power draw | 1350 W |
| Height | 78 cm |
| Weight | 34 kg |
| Running cost | ~33p/hour |
| Covers rooms to | 32 m² |
Every spec on this page comes from the manufacturer's data sheet. We don't invent airflow figures or noise ratings — if a unit can't meet its claims, it doesn't go in the range.
