Are you looking for the 300 watt solar panels? Do you know what to consider before buying one? Well, we’ve managed to put together a list of the best 300 watt solar panels for your consideration. You can choose one and use it according to your needs.

In most cases, customers lack knowledge about market conditions, which leads to poor purchasing decisions. Fortunately, you have come to the right place as we will present you with a complete guide on how to select the 300 watt solar panels for you. We have searched for hours and spent a lot of time and effort making sure you get a good return on your hard-earned money.

Best 300 watt solar panels

IMAGE PRODUCT RATING
EDITOR’S CHOICE

1200W Flexible and Ultra-Thin Solar Power Kit with 4 pcs 300W Monocrystalline Solar Panel and 40A Controller for RV, Boats, Trailer, Camper, Marine, Off-Grid Solar Power System…

1200W Flexible and Ultra-Thin Solar Power Kit with 4 pcs 300W Monocrystalline Solar Panel and 40A Controller for RV, Boats, Trailer, Camper, Marine, Off-Grid Solar Power System…
9.9
Check Price Buy Now
PREMIUM PICK

2×300 Watt Solar Panel 600 Watt Flexible Solar Battery Kit Monocrystalline Solar Panel with 40A Solar Controller, Suitable for Golf Carts,Yachts,Boats,Rvs.

2×300 Watt Solar Panel 600 Watt Flexible Solar Battery Kit Monocrystalline Solar Panel with 40A Solar Controller, Suitable for Golf Carts,Yachts,Boats,Rvs.
9.6
Check Price Buy Now
PREMIUM CHOICE

DOKIO 300W 18V Portable Solar Panel Kit (ONLY 0.9in Thick) Folding Solar Charger with 2 USB Outputs for 12v Batteries/Power Station AGM LiFePo4 RV Camping Trailer Car Marine

DOKIO 300W 18V Portable Solar Panel Kit (ONLY 0.9in Thick) Folding Solar Charger with 2 USB Outputs for 12v Batteries/Power Station AGM LiFePo4 RV Camping Trailer Car Marine
9.2
Check Price Buy Now
Plug and Play Solar Panel Power with 300-Watt Solar Panels and 600-Watt Inverter; Simply Plug into Wall; Expand to 640Watts by Adding More Solar Panels Plug and Play Solar Panel Power with 300-Watt Solar Panels and 600-Watt Inverter; Simply Plug into Wall; Expand to 640Watts by Adding More Solar Panels
8.8
Check Price Buy Now
Goal Zero Ranger 300 Briefcase Solar Panels, Portable 300-Watt Solar Panels, Flexible Solar Panels for Outdoor Charging Station Goal Zero Ranger 300 Briefcase Solar Panels, Portable 300-Watt Solar Panels, Flexible Solar Panels for Outdoor Charging Station
8.4
Check Price Buy Now
Flexible Solar Panel 600W 2X 300W Ip67 Waterproof and Flexible with 40A Controller High-Efficiency Solar Modules Suitable for Rv, Courtyard, Roof{2*300w with Accessories} Goal Zero Ranger 300 Briefcase Solar Panels, Portable 300-Watt Solar Panels, Flexible Solar Panels for Outdoor Charging Station
8.1
Check Price Buy Now
ATEM POWER 300W Portable Solar Panel Kit- Foldable Monocrystalline Solar Blanket Camper RV Solar Power Charger with 20A MPPT Charger Controller 5V USB Output for 12V Batterires/Power Station ATEM POWER 300W Portable Solar Panel Kit- Foldable Monocrystalline Solar Blanket Camper RV Solar Power Charger with 20A MPPT Charger Controller 5V USB Output for 12V Batterires/Power Station
7.7
Check Price Buy Now
QWSD 600 Watt Flexible Solar Panel kit 2pcs 300W PET Solar Panel Portable Mono Solar Battery Charger with 40A Controller for Car Yacht Battery Boat Etc 12-24V System… QWSD 600 Watt Flexible Solar Panel kit 2pcs 300W PET Solar Panel Portable Mono Solar Battery Charger with 40A Controller for Car Yacht Battery Boat Etc 12-24V System…
7.5
Check Price Buy Now
ACOPOWER Solar Panel Kit, 300W 12/24V Polycrystalline Off-Grid System for RV Home Marine with 3PCs 100W Rigid Solar Panels/30A MPPT Controller/Z-Brackets/Y Connectors/Solar Cables/Cable Entry Housing ACOPOWER Solar Panel Kit, 300W 12/24V Polycrystalline Off-Grid System for RV Home Marine with 3PCs 100W Rigid Solar Panels/30A MPPT Controller/Z-Brackets/Y Connectors/Solar Cables/Cable Entry Housing
7.0
Check Price Buy Now
Renogy 300 Watts 12 Volts Monocrystalline Solar RV Kit with 30A PWM LCD Charge Controller/Solar Panel Connectors/Tray Cable/Corner Bracket Mount/Cable Entry housing for RV, Boat Renogy 300 Watts 12 Volts Monocrystalline Solar RV Kit with 30A PWM LCD Charge Controller/Solar Panel Connectors/Tray Cable/Corner Bracket Mount/Cable Entry housing for RV, Boat
6.2
Check Price Buy Now

1200W Flexible and Ultra-Thin Solar Power Kit with 4 pcs 300W Monocrystalline Solar Panel and 40A Controller for RV, Boats, Trailer, Camper, Marine, Off-Grid Solar Power System…

EDITOR’S CHOICE

Specifications:

1200W Flexible and Ultra-Thin Solar Power Kit with 4 pcs 300W Monocrystalline Solar Panel and 40A Controller for RV, Boats, Trailer, Camper, Marine, Off-Grid Solar Power System…

$699.99  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • *【High-quality material】The solar panel is made of PET+EVA+Solar Cell+EVA+TPT.PET materials ensure the best performance day after day. The backplane adopts TPT, which is good for heat dissipation, waterproof, high temperature resistance and easy to clean.
  • * 【Good flexibility】The minimum radius of the arc that a solar flexible panel can reach is 30cm.It is allowed to be installed on trailers, boats, cabins, tents, cars, trucks, trailers, yachts, trailers, roofs, or any other irregular surface.
  • * 【Light weight & easy to install】More thinner and lighter which is very suitable for the assembly of invisible solar energy system. And the solar panel is easy to transport, install, hang, and remove.
  • * 【High conversion efficiency】High efficient monocrystalline solar cell that with a light transmittance of up to 95%, and multiple refractions make solar panel charge faster than other products.
  • * 【Wide range of application】: It is very suitable for 18-volt battery charging. Multiple panels can be connected in series to charge 24/48 volt batteries. It needs to be used with the controller to protect the battery, and the solar panel can be easily connected to the solar controller/regulator.

2×300 Watt Solar Panel 600 Watt Flexible Solar Battery Kit Monocrystalline Solar Panel with 40A Solar Controller, Suitable for Golf Carts,Yachts,Boats,Rvs.

PREMIUM PICK

Specifications:

2×300 Watt Solar Panel 600 Watt Flexible Solar Battery Kit Monocrystalline Solar Panel with 40A Solar Controller, Suitable for Golf Carts,Yachts,Boats,Rvs.

$378.99
$356.99
 out of stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • ☀New type of energy: Solar panels are exposed to sunlight and convert it into electrical energy. New types of solar energy have been popularized in thousands of households. Energy saving and emission reduction start from you and me.
  • ☀Product upgrade: We have upgraded the thickness of the solar panel to make it more flexible, the overall internal structure of the product has been optimized, the wattage is sufficient, and the service life is longer.
  • ☀A well-deserved replacement: Flexible flexible solar panels are the ideal replacement for your traditional hard glass solar panels. It's lighter, doesn't take up much space in terms of use and storage, and has fewer moving parts for less worries on the road!
  • ☀First choice for cost performance: It has a very high cost performance, high quality and low price, durable, placed anywhere where you can get sunlight, plug and play, it is the best choice for home energy investment or outdoor use.
  • ☀Can be installed anywhere: The solar panel can be bent up to 30 degrees and can be installed on curved surfaces. The body is so strong and flexible that it can be used in tight spaces or crowded areas that are often unavailable to traditional glass and aluminum panels.

DOKIO 300W 18V Portable Solar Panel Kit (ONLY 0.9in Thick) Folding Solar Charger with 2 USB Outputs for 12v Batteries/Power Station AGM LiFePo4 RV Camping Trailer Car Marine

PREMIUM CHOICE

Specifications:

DOKIO 300W 18V Portable Solar Panel Kit (ONLY 0.9in Thick) Folding Solar Charger with 2 USB Outputs for 12v Batteries/Power Station AGM LiFePo4 RV Camping Trailer Car Marine

$319.00  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • 【FOLDABLE AND LIGHTWEIGHT EASY TO CARRY】-- This solar panel photovoltaic packs 300W of power yet is only 0.9inch thick,Foldable Dimension 41x22inch and weighs 17lb, making it easier to mount,transport, hang, and remove.
  • 【COMPLETE KIT,WORKS OUT OF THE BOX 】-- Solar charger for all 12V batteries ,with its 18V optimum power voltage.Protection against: overcharging, overload, short-circuit
  • 【WIDE APPLICABILITY+2 USB POINTS】-- 9.85ft (3m) cable length from panel to controller, For most power stations (Jackery,Goal Zero,Ecoflow,Paxcess) and 12-volt batteries(AGM,LiFePo4,Deep cycle batteries),RV,car,boat,trailer,truck,pumpa,camping,van,emergency power
  • 【POWERFUL HIGH CONVERSION EFFICIENCY】-- With high efficiency monocrystalline solar cell, you will get greater power efficiency even though the panel is smaller than a traditional model.Maximizes system output by reducing mismatch loss.
  • 【WELL PACKAGED, QUICK DELIVERY】-- Amazon US warehouse shipping, Receive goods in time,come with a 30-day money back Guarantee, 1-year warranty and forever support from DOKIO customer care.

Plug and Play Solar Panel Power with 300-Watt Solar Panels and 600-Watt Inverter; Simply Plug into Wall; Expand to 640Watts by Adding More Solar Panels

Specifications:

Plug and Play Solar Panel Power with 300-Watt Solar Panels and 600-Watt Inverter; Simply Plug into Wall; Expand to 640Watts by Adding More Solar Panels

$1,095.00  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • Simply Put the Solar Panel in the Sun & Plug the Electric Cord to Your Wall.
  • Estimated Electricity Generation 600kWh /yr. with 320Watt Panels and  1200kWh /yr. with 640Watt panels
  • Estimated to save average 10% to 20% of electric bills for average home.
  • 2PCS of 150 Watt Solar Panels (total 300Watt), Mounting Z-bracket, Micro-Inverter with 50ft Cord & Monitor
  • Qualifies for 26% Federal Tax Credit

Goal Zero Ranger 300 Briefcase Solar Panels, Portable 300-Watt Solar Panels, Flexible Solar Panels for Outdoor Charging Station

Specifications:

Goal Zero Ranger 300 Briefcase Solar Panels, Portable 300-Watt Solar Panels, Flexible Solar Panels for Outdoor Charging Station

$799.95  in stock
2 new from $799.95
Free shipping
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • TOP CAPACITY & LIGHTWEIGHT: This portable solar panel provides 300 watts of solar power. With its folding solar-panel design, it can collapse down to a quarter of its full size, making transportation easy when energy panel needs are great but space is limited.
  • HARNESS THE POWER OF THE SUN: This 300-watt flexible solar-panel briefcase harnesses the power of the sun to power everything from your smartphone to your minifridge, so you can take your convenient foldable solar panel with you to power every adventure.
  • CLEAN & QUIET ENERGY: Wherever you wander, the Ranger 300 Briefcase’s zero-emissions, zero-noise solar energy lets you live your life while reducing your impact on the planet. Integrate with a Goal Zero portable power station to ensure your maximum energy efficiency.
  • EASY TO USE: The Ranger 300-watt solar-panel kickstand automatically folds out as you open the panel, allowing you to position it in place for solar charging. Built-in handles and magnetized corners make it easy to fold your panel and take it with you, whether you’re in your backyard or in the wild.
  • THIS IS GOAL ZERO: We promote a bright, safe, connected, and sustainable future by delivering portable power solutions designed for everyone, everywhere. We offset 100% of carbon emissions from our shipping, and we use 100% renewable energy at our corporate headquarters and warehouse.

Flexible Solar Panel 600W 2X 300W Ip67 Waterproof and Flexible with 40A Controller High-Efficiency Solar Modules Suitable for Rv, Courtyard, Roof{2*300w with Accessories}

Specifications:

Flexible Solar Panel 600W 2X 300W Ip67 Waterproof and Flexible with 40A Controller High-Efficiency Solar Modules Suitable for Rv, Courtyard, Roof{2*300w with Accessories}

$425.99  in stock
2 new from $425.99
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • ◉[Flexible board]: The solar panel is made of ETFE material, which can be bent to a maximum of 30°, which allows the panel to be recessed into curved surfaces, such as RVs, sailboats, yachts, RVs, tents and any other home off-grid systems.
  • ◉[Reliable]: Solar panels for homes use multi-layer laminated advanced packaging materials, which can improve battery performance and extend service life. Module sockets use special photovoltaic cables and connectors. It has the characteristics of safety, waterproof, high temperature resistance, weather resistance, etc., suitable for outdoor use. The connector is easy to use and plug and play.
  • ◉[Excellent durability]: Solar panels junction box is sealed and waterproof. The panel is very stain resistant and can be easily wiped clean in the rain. Very tolerant to the harsh operating conditions of the marine environment.
  • ◉[Thin and ligh]t: Portable solar panel is easy to carry and disassemble. There are 6 stainless steel holes on the edge for easy installation; it can be easily fixed by adhesive, silicone glue, double-sided tape, cable tie or Velcro
  • ◉[Easy installation]: Each corner has 6 metal reinforced installation holes for fixing screws, which is convenient for installation. Flexible solar panels can also be directly glued to the surface with silica gel.

ATEM POWER 300W Portable Solar Panel Kit- Foldable Monocrystalline Solar Blanket Camper RV Solar Power Charger with 20A MPPT Charger Controller 5V USB Output for 12V Batterires/Power Station

Specifications:

ATEM POWER 300W Portable Solar Panel Kit- Foldable Monocrystalline Solar Blanket Camper RV Solar Power Charger with 20A MPPT Charger Controller 5V USB Output for 12V Batterires/Power Station

$389.99  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • Monocrystalline Solar Cell: With premium PET films achieving light penetration rate of 95%, A-grade monocrystalline solar cells feature the fastest charging speed possible with an energy conversion efficiency of up to 21%.
  • Superior Portability: With a robust carrying handle, this foldable solar panel is only 22.4 pounds and can be packed down to 1/6 of its full size and comes with 6 stitched loops as an added bonus for use if you make up some hooks when it gets windy.
  • Hassle Free Reconnecting: This portable solar panel charger by ATEM POWER is engineered with the auto-optimization function for immediate reconnection when sunlight returns after charging interruption.
  • Ultimate Protection: Getting 20% more energy harvesting than a PWM controller, the MPPT controller allows larger currents and the overcharging cut-off technology ensures ultra reliable performance of this solar panel.
  • Universal Fitment: This solar panel can charge AGM, lead acid, Gel, Calcium & LiFePO4 batteries and portable devices via USB port, and comes with 2 adaptor cables for 30A Anderson, aviation plug or DC connectors of various power stations.

QWSD 600 Watt Flexible Solar Panel kit 2pcs 300W PET Solar Panel Portable Mono Solar Battery Charger with 40A Controller for Car Yacht Battery Boat Etc 12-24V System…

Specifications:

QWSD 600 Watt Flexible Solar Panel kit 2pcs 300W PET Solar Panel Portable Mono Solar Battery Charger with 40A Controller for Car Yacht Battery Boat Etc 12-24V System…

$349.89  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • The flexible solar panel is suitable for various scenes such as RV, Trailer, camper, Boat ,Yacht,,cabin ,Tent,etc.
  • It adopts PET, has high light transmittance, is safe and reliable, is not afraid of high temperature, and has no danger of burning or explosion.
  • The component contains a bypass diode, and the circuit uses input over current protection and reverses protection design.
  • With the latest lamination technology, it is lighter, softer, harder and has a longer life.
  • Flexible configuration of solar module parameters for more flexible configuration of controllers and batteries.

ACOPOWER Solar Panel Kit, 300W 12/24V Polycrystalline Off-Grid System for RV Home Marine with 3PCs 100W Rigid Solar Panels/30A MPPT Controller/Z-Brackets/Y Connectors/Solar Cables/Cable Entry Housing

Specifications:

ACOPOWER Solar Panel Kit, 300W 12/24V Polycrystalline Off-Grid System for RV Home Marine with 3PCs 100W Rigid Solar Panels/30A MPPT Controller/Z-Brackets/Y Connectors/Solar Cables/Cable Entry Housing

$542.99  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • [Solar Starter Kit] 300W solar panel kit is fully equipped, and the necessary accessories from input to output are covered in it, which is ideal for novice and customers who are looking for convenience. This solar kit includes 3pcs 100W poly solar panel, 30A charge controller, 3 sets mounting z bracket, 30ft 12AWG PV cable, 8ft 8AWG tray cable, cable entry housing, 1Y3 branch connector.
  • [Ideal Choice for Permanent Installation] Advanced laminated technology and long-lasting ETFE material of 100W polycrystalline solar panel supports high light transmittance, scratch-resistant and easy to clean. And anti-reflection tempered glass and corrosion-resistant aluminum frame reinforces safety and impact resistance, which allows each panel to withstand high wind (2400Pa) and snow loads (5400Pa). Solar panel for homes is perfect for permanent or semi permanent installation.
  • [Monitor & Protect Devices] 30A MPPT uses maximum power point tracking technology and automatically regulates charging profiles relative to ambient temperatures, providing the best level of charge in any condition and protecting against over-charge, over-discharge, overload, and short circuit. User programmable for battery types, load control etc, via PC software or remote meter MT-50.
  • [Wide Application & Compatible] Solar panel kit is designed for RV, cabin, rooftop, caravan, shed, greenhouse, boat, back-up and remote power use, which can be connected in parallel for 12V battery charging or in series for 24V battery charging. And compatible with lead acid, AGM, gel, and lithium batteries. 30A MPPT of 300 Watts RV kit allows expansion to 780W in series and 390W in parallel.
  • [25-year Power Output Warranty] We offer a 25-year transferable power output warranty on solar panels and 1-year warranty on rest of the kit components. ACOPOWER solar panels are factory-automated production without manual participation, so the probability of damage is low. If the panel you received is damaged due to transportation, please contact us as soon as possible.

Renogy 300 Watts 12 Volts Monocrystalline Solar RV Kit with 30A PWM LCD Charge Controller/Solar Panel Connectors/Tray Cable/Corner Bracket Mount/Cable Entry housing for RV, Boat

Specifications:

Renogy 300 Watts 12 Volts Monocrystalline Solar RV Kit with 30A PWM LCD Charge Controller/Solar Panel Connectors/Tray Cable/Corner Bracket Mount/Cable Entry housing for RV, Boat

$507.39  in stock
Amazon.com
as of August 8, 2022 2:17 pm

Features

  • Designed for off-grid solar panel system, caravan, RV, boat, Green house solar panel system. Monocrystalline solar cell efficiency: 22%
  • Corrosionresistant aluminum frame for extended outdoor use, allowing the panels to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa)
  • This kit includes our Adventurer 30A PWM Flush Mount Charge Controller can charge the battery quickly and safely under almost any condition
  • Order will be delivered in multiple packages; Bypass diodes minimize power drop caused by shade and ensure excellent performance in low-light environments
  • Complete kit includes: (1) Renogy 300 Watt 12 Volt Monocrystalline Solar Panel (2) Adventurer Li 30A PWM Flush Mount Charge Controller (3) Connectors (4)Tray Cable (5)Corner Bracket Mount (6) Adaptor Kit