Level 3 · Off-grid build

Solo Off-Grid Boondocker wiring diagram

For solo travellers who park up off-grid for days: Starlink internet, laptop charging, a diesel heater and a proper fridge, powered by a solar array sized for real overcast-day autonomy.

Leisure Battery Bank230 Ah LiFePO4Main Battery FuseBattery IsolatorPositive & Negative Busbars150 A rated pairSolar Array800 W (4 × 200 W)PV IsolatorMPPT Charge ControllerVictron SmartSolar 100/50Starter Battery / AlternatorVehicle 12 V systemDC-DC ChargerRenogy 40A DC-DC ChargerInverter FuseInverter1000 W pure sine230 V SocketsLaptop12 V Fuse Box8-way blade fuse box12 V CircuitsCompressor Fridge (Small) · LED Spot Lights · Water Pump +5Chassis Bond
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System at a glance

Daily usage
1710 Wh
Battery
230 Ah LiFePO₄
Solar array
800 W
Inverter
1000 W
Est. parts cost
£1,872

Appliances in this build

AppliancePowerDaily useSupply
Compressor Fridge (Small)45 W12 h12V DC
LED Spot Lights × 45 W3 h12V DC
Water Pump60 W0.5 h12V DC
USB Sockets × 25 W8 h12V DC
Roof Vent Fan18 W6 h12V DC
Diesel Heater25 W8 h12V DC
Starlink Mini40 W8 h12V DC
Laptop60 W4 h230 V
Phone Charger × 215 W3 h12V DC

Recommended parts

Auto-selected for this system size — every part is swappable in the editor.

Battery
Fogstar Drift 230Ah
12.8 V · 230 Ah · 2.94 kWh · LiFePO₄
£549
Solar panel
BougeRV 200W Flexible × 4
200 W · flexible · 1560 x 700 x 2.5mm
£796
MPPT controller
Victron SmartSolar 100/50
50 A · up to 580 W solar
£209
DC-DC charger
Renogy 40A DC-DC Charger
40 A
£159
Inverter
Renogy 1000W Pure Sine
1000 W cont · 2000 W peak · pure sine
£159

Make it yours

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