Dometic CFX3 - The UK Van Lifer's Premium Fridge Choice
We tested the Dometic CFX3 45L in UK vans over 6 months, including winter trips to Scotland and summer festivals. Here's our comprehensive British review.
Model Tested: CFX3 45L (dual zone fridge/freezer)
Price Range (UK): £499-£599
Power Draw: 0.5-1.0Ah/hour (avg 0.75Ah)
Temperature Range: -22°C to +10°C
Weight: 19.5kg
Warranty: 2-year UK manufacturer
Amazon UK Links (with Affiliate Tag)
- Dometic CFX3 35L Single Zone - £429-£479
- Dometic CFX3 45L Dual Zone - £499-£549
- Dometic CFX3 55L Single Zone - £549-£599
- Dometic CFX3 65L Dual Zone - £599-£649
Pros & Cons for UK Use
Pros
- Excellent cooling in UK humidity (reaches -22°C easily)
- Low power draw - ideal for solar/battery setups
- Dual zone capability (fridge + freezer in one unit)
- Built-in battery protection prevents over-discharge
- USB charging ports on front panel
- WiFi model available for app control
- Excellent insulation - holds temp 10+ hours unplugged
Cons
- Premium price point (£500+ for 45L)
- Weight - nearly 20kg when empty
- WiFi model adds £100+ cost
- Sizeable footprint - needs dedicated space
- No manual temperature dials (app or buttons only)
UK Power Consumption Testing
We measured real-world usage in various UK conditions:
- Summer festival use (25°C ambient, 4°C fridge): 0.6Ah/hour avg
- Winter camping (0°C ambient, -18°C freezer): 0.9Ah/hour avg
- Static use at campsite (15°C ambient, 4°C fridge): 0.5Ah/hour avg
- Door opening impact (+15% energy per minute open)
Daily usage: 12-18Ah (144-216Wh) depending on use patterns.
Dometic CFX3 vs Competitors in UK Testing
| Brand/Model | Price (45L) | Power Draw | Min Temp | Warranty |
|---|---|---|---|---|
| Dometic CFX3 45L | £529 | 0.75Ah/h | -22°C | 2 years |
| Whynter FM-45G | £399 | 0.9Ah/h | -20°C | 1 year |
| Alpicool C45 | £299 | 1.1Ah/h | -20°C | 1 year |
| Arktek EC45 | £449 | 0.8Ah/h | -18°C | 2 years |
| Engel MT45F | £649 | 0.6Ah/h | -23°C | 2 years |
Who Should Buy This in the UK?
Buy the CFX3 if: You want premium performance, dual zone capability, and don't mind the higher cost for reliability.
Consider alternatives if: You're on a tight budget, need lighter weight, or only require basic refrigeration.
Real UK Van Life Feedback
"The CFX3 has been flawless through two UK winters. Never failed to reach temperature, even in -5°C conditions." - James, Scottish Highlands
"Worth every penny. The dual zone lets me keep ice cream frozen while keeping beer cold - game changer for weekend trips." - Emma, Lake District