Wired Campers 12V DC Charging & Distribution 3000W Inverter Camper Van Kit

Designed for reliable off-grid living, this complete camper van electrical kit provides everything you need to power your adventures with confidence.

Featuring a smart 20A DC-DC charger compatible with both standard and smart alternators, the system delivers efficient and stable charging to maximise the performance and lifespan of your leisure battery.

The kit includes a Bluetooth battery monitor for real-time system updates straight to your phone, a fully fused 12V distribution setup with isolator switch for safety and convenience, multiple USB and 12V charging points throughout the van, and a powerful 3000W pure sine wave inverter for running 230V appliances off-grid.

Supplied with high-quality cabling, fusing, control panels, bus bars, and all essential terminals and fittings, this is a professional-grade, all-in-one electrical solution built for camper van conversions, van life, and off-grid travel.

12V LEISURE BATTERY CHARGING

Leisure battery charging from the alternator your van. This is powered by our 20A DC-DC battery to battery charger.

Not only will this kit work with smart alternators, it'll also work with standard ones too. It'll provide a more stable and reliable charge to your leisure battery (extending life & available capacity) over a traditional voltage sensitive relay kit.

What makes up this part of the kit?

• 20A DC to DC battery to battery charger
• 7M 16mm2 Red hi-flex battery cable
• 5M 16mm2 Black hi-flex battery cable
• 5M 1.5mm2 Ignition trigger wire cable
• 1 X Positive leisure battery terminal 
• 1 X Negative leisure battery terminal
• 2 X PVC battery terminal covers
• 2 X Bolt down MIDI fuse holders
• 2 X 30 AMP MIDI fuses
• 3 X 16mm2 8mm Hole copper crimp terminals
• 11 X 16mm2 6mm Hole copper crimp terminals
• 8 X 70mm Red heat shrink sleeve
• 6 X 70mm Black heat shrink sleeve

Technical Details

• Transformation - 12V > 12V
• Input battery voltage - 8V > 16VDC
• Charging current - 20A
• Lead acid charging voltage - 13.2V > 14.7V
• Lithium charging voltage - 12.6V > 14.6V
• Efficiency - 90%

BLUETOOTH BATTERY MONITOR

This great Bluetooth monitor allows you to keep an eye on the current state of leisure battery by providing various stats such as voltage etc as well as - 

• Receive notifications of battery condition when in bluetooth range.
• Alerts via your phone if the system detects abnormal data.
• Short-circuit and reverse connection protection.
• Data stored in the battery monitor for up to 35 days if out of sync.

What makes up this part of the kit?

• Bluetooth 4.0 mobile app 12V battery voltmeter monitor

12V 6 WAY FUSE BOX, FUSE & ISOLATOR

This is the central hub for the distribution of 12V power. This runs from your leisure battery via a fuse and isolator.

What makes up this part of the kit?

• 12V 6 Way blade fuse box block holder with LED indicator & fuses
• MIDI bolt in fuse holder
• 100 AMP MIDI fuse
• Removable key medium duty 12V 200A battery power isolator
• 3M 16mm2 Red hi-flex battery cable
• 3M 16mm2 Black hi-flex battery cable
• 2 X 16mm2 10mm Hole copper crimp terminals
• 1 X 16mm2 8mm Hole copper crimp terminals
• 5 X 16mm2 6mm Hole copper crimp terminals
• 6 X 70mm Red heat shrink sleeve
• 2 X 70mm Black heat shrink sleeve

Isolator Technical Details

• 275A Continuous current
• 1000A Peak current (5 seconds)
• 10mm Terminals
• Four removable side panels for easy cable entry
• Mounting bolts and locking nuts
• Removable key for additional safety

Fuse Box Technical Details

• Built in negative bus bar
• LED function on each output that will illuminate to show any blown fuses
• Numerous labels for easy identification of outputs
• Complete with 6 fuses (2 X 5A, 2 X 10A, 2 X 15A)
• Mounting screws

12V MAIN CONTROL PANEL & BUS BAR

This is the main control panel in the van, fed from one of the outlets on the 6 way fuse box. This unit comes with a voltmeter, USB port and a 12V port. The panel has five switched fused outlets to feed the other 12v items in your van such as your lighting, water pump. fridge etc.

There is also a 5 way negative bus bar provided, so you can terminate all negatives to this point from the control panel.

What makes up this part of the kit?

• 12V Camper/Caravan 5 gang switched USB main control panel
• 5 Way terminal DC negative common bus bar
• 2M 16mm2 Black hi-flex battery cable
• 5M 2.0mm2 twin core thin wall automotive cable
• 20M 2.0mm2 twin core thin wall automotive cable
• 1 X 16mm2 8mm Hole copper crimp terminals
• 1 X 16mm2 6mm Hole copper crimp terminals
• 11 X Insulated ring terminals
• 2 X 70mm Black heat shrink sleeve

Panel Technical Details

• Pre-wired for quick fitting
• 5 gang independent switches complete with in-line fuse holders with fuses
• Dual 2.1A USB Charger
• Voltmeter
• 12V Power socket
• Blue LED

Bus Bar Technical Details

• Max - 100A 48V
• Number of screw terminals - 5
• Number of studs - 2

12V MINI PANEL

Again, powered from the 6 way fuse box, this small panel is great for installing in the bed area of your van as it doesn't take up too much space and its ideal for charging a phone or tablet.

What makes up this part of the kit?

• 12V Camper/Caravan mini panel - dual quick charge 2.4A USB & 12V socket
• Two hole mounting plate with screws
• 2.5M 2.0mm2 twin core thin wall automotive cable

Technical Details

• Quick Charge Dual 2.4A USB Chargers
• 12V Power socket
• Fitting Screws
• Terminated cables with an in-line fuse
• Blue LED

12V QUICK CHARGE PORT

Similar to the other two units, this is also powered from the fuse box, but this one is your high powered quick charge USB C (PD) & USB A port, suitable for charging large capacity devices.

What makes up this part of the kit?

• Quick Charge 3.0 18W USB C PD port & USB A port 18W
• One hole mounting plate with screws
• 2.5M 2.0mm2 twin core thin wall automotive cable

Technical Details

• Built in ON/OFF switch to conserve power
• USB Type A Quick Charge 3.0 Port
• USB Type C PD Port
• 5V - 3A / 9V - 2A / 12V - 1.5A
• Blue LED

INVERTER

We have added an inverter into this kit for those times where you might need to use mains off grid, but don't want to go to the expense of having a full integrated kit. When you need to power a mains appliance, simply plug it directly into the socket on the inverter body.

What makes up this part of the kit?

• 3000W Pure sine wave inverter
• 3M 70mm2 Red hi-flex battery cable
• 3M 70mm2 Black hi-flex battery cable
• 6 X 70mm2 8mm Hole copper crimp terminals
• 1M 6mm2 tri rated earth cable
• Bolt down MEGA fuse holder
• 300 AMP MEGA fuse
• 6 X 70mm Red heat shrink sleeve
• 2 X 70mm Black heat shrink sleeve

Inverter Technical Details 

• Continuous Power - 3000W
• Surge Power - 6000W
• Input Voltage - 12V DC
• AC Output Voltage - 230V AC
• Wave Form - Pure Sine Wave
• USB Output - 5V DC
• No Load Current - 660mA
• Efficiency - >85%
• Over Temperature Shut Down - >80°C
• Terminal Size - 8mm Bolt
• USB Port Fitted - 1
• Sockets Fitted - 2
• Dimensions - 44cm X 21cm X 9cm
• Weight - 5665g
  

ADDITIONAL IMPORTANT INFORMATION

Although we have listed the 12V cable as separate lengths in each part of the kit, these are only suggestions as we know sometimes this isn't suitable and you need longer or shorter lengths. So all of the same cable will be provided on a continuous roll for you to cut up and install as per your build to give you a bit more flexibility.

For use to wire both the input and output of the DC-DC charger and the cabling to the 12V fuse boxes, bus bar and isolator -

• 16mm² Red Positive Hi Flex - 10M
• 16mm² Black Negative Hi Flex - 10M

For use to wire from the fuse box/control panel to your 12V accessories -

• 2.0mm² Twin core automotive thin wall cable - 1 X 30M 

For use to power the 3000W inverter - 

• 70mm² Red Positive Hi Flex - 3M
• 70mm² Black Negative Hi Flex - 3M

As with all the kits and layouts provided on our site, they serve as a guide only. All wiring and installation must be carried out by a qualified professional. Disconnect all AC and DC power sources to prevent accidental shock. It is the installer’s responsibility to ensure compliance with all the applicable installation codes, regulations, and to ensure the equipment is fitted correctly.

ELECTRICAL INSTALLATONS MUST BE COMPLETED BY A QUALIFIED PROFESSIONAL. WIRING SHOULD BE IN ACCORDANCE WITH THE LATEST EDITION OF THE IET REGULATONS (BS 7671).