Level 4 · Full-timer build
Couple Full-Timer wiring diagram
A complete live-aboard system for two: large fridge, full lighting, heating, hot water control, Starlink, two laptops and shore power for winter pitches. Every circuit is sized for daily, year-round use.
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System at a glance
Daily usage
2406 Wh
Battery
314 Ah LiFePO₄
Solar array
800 W
Inverter
400 W
Est. parts cost
£1,537
Appliances in this build
| Appliance | Power | Daily use | Supply |
|---|---|---|---|
| Compressor Fridge (Large) | 65 W | 12 h | 12V DC |
| LED Strip Lights | 12 W | 4 h | 12V DC |
| LED Spot Lights × 4 | 5 W | 3 h | 12V DC |
| Water Pump | 60 W | 0.5 h | 12V DC |
| Water Heater Controller | 35 W | 1 h | 12V DC |
| Roof Vent Fan | 18 W | 6 h | 12V DC |
| Diesel Heater | 25 W | 8 h | 12V DC |
| Starlink Mini | 40 W | 8 h | 12V DC |
| Laptop × 2 | 60 W | 4 h | 230 V |
| TV / Monitor | 30 W | 3 h | 12V DC |
| USB Sockets × 2 | 5 W | 8 h | 12V DC |
| Phone Charger × 2 | 15 W | 3 h | 12V DC |
Recommended parts
Auto-selected for this system size — every part is swappable in the editor.
Battery
Drift ECO 12V 314Ah (Bluetooth)
12.8 V · 314 Ah · 4.02 kWh · LiFePO₄
£500
Solar panel
400W Bifacial Rigid × 2
400 W · rigid · 1722x1134
£435
MPPT controller
SmartSolar MPPT 150/70-Tr
70 A · up to 1000 W solar
£288
DC-DC charger
12V 60A DC-DC On-Board Charger
60 A
£144
Shore charger
Drift 12V 20A LiFePO4 Charger
20 A · 230V AC
£65
Inverter
Phoenix 12/500 VE.Direct
400 W cont · 900 W peak · pure sine
£105
Make it yours
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