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Deal.ai › Solar Panels
SolarHorizon
SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van

SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van

Best price now

$152.10at WalmartChecked Nov 13

Compared across 2 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Last seen at $152.10 at Walmart on Nov 13.
  • Checked at 2 stores.

Our take on the SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van

The SolarHorizon kit is two 200W 12V monocrystalline panels, 400W total, aimed at off-grid charging on RV roofs, cabins, boats and camper vans. Each panel weighs about 19.6 lbs, so two people can lift and mount them without a rack crane. The 23% cell efficiency and IP65 housing are the selling points against cheaper polycrystalline panels of the same wattage, which are bulkier and less tolerant of low light. Monocrystalline panels like these generally hold output better in heat and shade than poly versions, but you still need a charge controller and correct wiring to use them safely.

Best forRV and camper van roof buildsOff-grid cabin and shed powerBoat and marine chargingDIY solar beginners wiring a first array
Pros
  • 400W total from two panels
  • 23% cell efficiency for the footprint
  • IP65 rated against rain, salt and dust
  • About 19.6 lbs per panel, manageable to mount
  • Monocrystalline cells perform well in low light
Cons
  • No charge controller included
  • Two panels mean more wiring and mounting points
  • Fixed 12V nominal output limits series/parallel options
  • No mounting hardware or cables in the box

SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van prices at every store

  • WalmartNew

    In stockSold by CYX Prime LLCReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $152.10Free shippingChecked Nov 13
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $227.99Free shippingChecked Nov 13
    Visit Amazon

Store links may earn us a commission.

SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van price history

Lowest price we've seen: $227.99 on Nov 13 at Amazon. Tracked across 1 store since Nov 13.

About the SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van

This set includes two 200W 12V monocrystalline solar panels, for 400W total. The panels are meant for off-grid power on an RV roof, cabin, boat or camper van. They have a 23% efficiency rating.

Each panel has an IP65-rated housing that protects against rain, road salt and dust. Each panel weighs 19.6 lbs. The panels can be wired in parallel.

Type
Monocrystalline solar panels, 12V
Power
200W per panel, 400W total
Quantity
2 panels
Efficiency
23%
Weight
19.6 lbs each
Protection
IP65-rated housing
Wiring
Can be wired in parallel
Color
Gray
Uses
RV roof, cabin, boat, camper van, camping, tailgating, backup power

Specifications

shape
2Pcs 200WSource
color
GraySource

Questions and answers

Do I need a charge controller with these panels?
Yes. Two 200W panels can push well over 20A at 12V, so use an MPPT or PWM controller rated above the combined current. The panels alone will not regulate charging to a battery.
Can I wire the two panels in series instead of parallel?
Yes, if your controller accepts the higher voltage. Series doubles voltage and keeps current the same; parallel keeps 12V and doubles current. Match the wiring to your controller's input range.
Are these panels suitable for a boat?
The IP65 housing resists rain, salt spray and dust, which suits marine use. Mount them securely and use marine-grade connectors, since the panels themselves do not include wiring.
What is in the box?
Two 200W monocrystalline panels. A charge controller, mounting brackets and cables are not included, so plan for those separately.
How much power will 400W actually produce?
Real output depends on sun, angle and temperature. Expect noticeably less than the rated 400W on cloudy days or when panels are flat-mounted, and more on cold, clear days with good tilt.
Can I expand this later with more panels?
Yes, if your charge controller has headroom for the extra current and voltage. Check the controller's limits before adding panels to the array.
Where is the SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van cheapest?
At Walmart, for $152.10, as of our latest check.
Where can I buy the SolarHorizon 2×200W 12V Monocrystalline Solar Panels 400W Total, High-Efficiency Off-Grid Power for RV Roof, Cabin, Boat, Camper Van?
2 stores we checked sell it, including Walmart, Amazon.

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