Say goodbye to power concerns and spend more days off-grid with our 400W Solar Kit. Being able to power multiple appliances simultaneously and operate larger electronic devices effortlessly, this kit is perfect for off-grid setups with higher energy demands.
Premium 400W 12V Solar Panel Kit
£380.00 – £830.00
Buy with Confidence
At Voltanic, we have a strong customer-centric approach.
Money Back Guarantee
15 Year
Warranty
Installation Support
Free & Fast Delivery
Buy with Confidence
100%
Money Back
Not satisfied? Return it within
14 days for a refund. Terms Here.
Installation
Support
Any problems and we are
here to help. Always.
30 Year
Guarantee
That’s how much we believe in our products. Terms Here.
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All orders sent out Next Day
Tracked Delivery.
Meticulously Designed. Expertly Crafted
Latest Solar Cell Technology
Experience the pinnacle of solar energy technology with Voltanic Solar Panels. Monocrystalline Cells combined with PERC Technology make our panels some of the most efficient on the market today, giving you unparalleled power generation for superior performance.
Squeeze every drop of power
Ultra Fast Maximum Power Point Tracking
It’s no secret the UK can be a little grey. Worry no more as the Voltanic MPPT controllers excel in cloudy conditions. Plus it can extract up to 99.99% of the available power from your panel as compared with the 70% from PWM controllers.
Energy storage as it should be
Lighter. More storage. Longer lifespan.
Enjoy the benefits of a powerful, reliable & most importantly safe battery with LiFePO4 technology giving you peace of mind alongside epic performance.
The Power of 120AH
57
slices of toast
67
cups of tea
29
hours of laptop use
144
phone recharges
60
minutes of hair drying
3
days powering
mini-fridge
Copper Wire for greater conductivity
Worry-Free Set-Up: All Cables Included
The 6 metre cable gives ample length to allow for flexible placement of your components whilst the MC4 connectors are as simple as plug and play.
Off-Grid Living Made Easy
Wide Range of Application
Motorhome &
Campervans
Homes &
Cabins
Caravans &
Mobilehomes
Narrowboats &
Houseboats
Motorhomes
&
Campervans
Homes, Sheds
&
Cabins
Caravans
&
Mobilehomes
Narrowboats
&
Houseboats
What's included in the Kit?
- 120Ah Lithium LiFePO4 Battery
- 1000W Pure Sine Wave Inverter
- Pair 1.5 Metre Controller to Battery Cable (Fuse and M8 Ring Connector)
- Adhesive Sealant | SikaFlex 522 (white 300ml)
Specifications:
- Peak Power Watts: 400W
- Maximum Power Voltage: 31.01V
- Maximum Power Current: 12.90A
- Open Circuit Voltage: 37.07V
- Short Circuit Current: 13.79A
- Dimensions: 1722 x 1134 x 30 mm
- Weight: 20.5 kg
- Cables: 90cm, 2.5 mm
- Connectors: MC4
For more information please check the Datasheet here.
- System Voltage: 12/24V (automatic recognition)
- Maximum Charging Current: 30A
- Maximum Wattage: 390/780 Watt
- MPPT Tracking Efficiency: 99.9%
- Battery Compatibility: Gel, AGM, Liquid, Lithium (default: Gel)
- Maximum Volt on PV Terminal: 55V
- Dimensions: 189 x 182 x 64 mm
- Weight: 1.3 kg
For more information please check the Datasheet here.
- Wire Diameter: 6mm²/12AWG
- Length: 6 metres
- Material Conductor: Tinned Copper Wire
- Temperature: -40° to 90° C
- Connector: MC4 (Pre-Crimped)
- Material: Aluminium Alloy
- Height: 32 mm
Includes:
- 8x Z-Brackets
- All Screws, Nuts & Bolts
- Extra Washers & Spacers
- Material: ABS (Acrylonitrile Butadiene Styrene)
- Colour: Black
- Height: 6 cm
Includes:
- 4x Corner Mounts
- 2x Side Mounts
- All Screws, Nuts & Bolts
- Material: ABS (Acrylonitrile Butadiene Styrene)
- Colour: Black
- System Voltage: 12V (12.8V)
- Recommended Charging Current: 20-50A
- Maximum Charging Current: 50A
- Max Modules in Series: 4 pieces
- Max Cont. Discharge Current: 100A
- Dimensions: 330 x 170 x 230 mm (L/W/H)
- Weight: 11.30 kg
- Terminal: M8 Screw Stud
- Output Continuous Power: 1000W
- Surge Capacity (Peak Power): 2000W
- Fuse (A): 30A x 4
- Rated Input DC: 12/24/48V Battery
- Rated Frequency (Hz): 50 or 60
- Dimensions: 420 x 225 x 150 mm (L/W/H)
- Weight: 3.7 kg
- 2x USB: 5V, 2.1A
FAQ
Voltanic solar kits can be installed on homes, tinyhomes, motorhomes, campervans, boats, remote homes, tiny homes, summer houses, workshops, static caravans, stables and any outside building. Basically anywhere you like.
To determine the size of your kit, it is important to first understand the power requirements of your system. Please read our short blog post here which will help you determine what size kit you require. If in doubt, give us a message and we’ll be happy to help.
•100% Output – Clear sky midday sun with the panel fully tilted toward the sun’s position in the sky.
•75-85% Output – Clear sky midday sun but with the panel laid flat
•50-65% Output – Thin cloud, or intermittent small clouds
•10-20% Output – Midday overcast sky or rainy conditions
•75-85% Output – Clear sky midday sun but with the panel laid flat
•50-65% Output – Thin cloud, or intermittent small clouds
•10-20% Output – Midday overcast sky or rainy conditions
Yes, this kit is compatible with 12V and 24V Batteries.
All Voltanic Panels come with 12 year material and craftmanship warranty as well as an industry leading 30 year output power guarantee. This means that we guarantee that the panel will produce 80% of it’s power rating after 30 years. If not, we’ll give you a new one. You can read the terms here.
PWM is cost-effective and maintains a constant voltage, suitable for simpler setups. MPPT, on the other hand, is more efficient and dynamically adjusts voltage and current to maximize energy harvest, performing better even on cloudy days.
