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.

House Battery Bank2 × 200 Ah LiFePO4Main Battery FuseBattery IsolatorPositive & Negative Busbars175 A rated pairSolar Array800 W (4 × 200 W)PV IsolatorMPPT Charge ControllerVictron SmartSolar 100/50Starter Battery / AlternatorVehicle 12 V systemDC-DC ChargerRenogy 50A DC-DC ChargerShore Power Inlet30A NEMA TT-30 shore powerAC Breaker Panel (GFCI + Breakers)GFCI main breakerConverter / ChargerPowerMax PM4-12-55A Converter/ChargerInverter FuseInverter1000 W pure sine120 V OutletsLaptop12 V Fuse Box11-way blade fuse box12 V CircuitsCompressor Fridge (Large) · LED Strip Lights · LED Spot Lights +8Chassis Bond
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System at a glance

Daily usage
2406 Wh
Battery
400 Ah LiFePO₄
Solar array
800 W
Inverter
1000 W
Est. parts cost
$2,406

Appliances in this build

AppliancePowerDaily useSupply
Compressor Fridge (Large)65 W12 h12V DC
LED Strip Lights12 W4 h12V DC
LED Spot Lights × 45 W3 h12V DC
Water Pump60 W0.5 h12V DC
Water Heater Controller35 W1 h12V DC
Roof Vent Fan18 W6 h12V DC
Diesel Heater25 W8 h12V DC
Starlink Mini40 W8 h12V DC
Laptop × 260 W4 h120 V
TV / Monitor30 W3 h12V DC
USB Sockets × 25 W8 h12V DC
Phone Charger × 215 W3 h12V DC

Recommended parts

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

Battery
LiTime 12V 200Ah LiFePO4 × 2
12.8 V · 200 Ah · 2.56 kWh · LiFePO₄
$798
Solar panel
Rich Solar 200W Flexible × 4
200 W · flexible · 57.5 x 26.7 x 0.1 in
$880
MPPT controller
Victron SmartSolar 100/50
50 A · up to 700 W solar
$228
DC-DC charger
Renogy 50A DC-DC Charger
50 A
$200
Shore charger
PowerMax PM4-12-55A Converter/Charger
55 A · 120V AC
$150
Inverter
Renogy 1000W Pure Sine (120V)
1000 W cont · 2000 W peak · pure sine
$150

Make it yours

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