Best 18v Solar Panels Deals

ECO-WORTHY Solar Panel 25W 18V Monocrystalline Waterproof Panel for Charging 12V Battery of RV Boat Trailer ATV Car or Powering Light, Charing 12V Battery Pack and Other Off-Grid Applications

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$30.99 @ Amazon.com (Save 15%)

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Key Features

  • ✅ 【100Wh Output】25W Monocrystalline solar cell can generate 100Wh per day (under 4 hours full sunshine). Perfect for 12v battery charging or maintaining. Can be used in RV/car/boat/trailer battery,back-up power,gate opener,led lights and other scenes
  • ✅ 【Portable Size】The dimensions of panel is 16.5x12.6x0.7 inches, the length of extension cable is 39.3 inches. The extension cable is long enough for you to connect the charge controller or 12V load. And you can carry the compact 25W solar panel with you easily
  • ✅ 【Product Details】Waterproof Junction Box, corrosion-resistant aluminum frame for extended outdoor use, allowing the solar panel to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa)
  • ✅ 【Easy Installation】Pre-drilled holes on the back of the panel for fast mounting and securing

Product Details

Brand:ECO-WORTHY
Model:AM-L02M25-1
Size:25W
Color:blue-black
Dimensions:16.5 X 12.6 X 0.7 inches
Warranty:1-Year

ECO-WORTHY 400W Solar Panels 4pcs 100 Watt 18V Monocrystalline Solar Panel Module for Off Grid PV Power for Home, Camping, Boat, Shed Farm, RV,12V Battery,2-Pack 2 * 100W

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$176.40 @ Amazon.com (Save 10%)

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Key Features

  • ✅ [23% Efficiency] Daily output reaches 1600wh under the condition of 4 hours of sunlight. PERC technology boosts cell efficiency to 23% by enhancing sunlight reflection, greatly improving sunlight utilization
  • ✅ [Outstanding Low-Light Performance] Each panel comes with 35-inch cables. Bypass diodes are pre-installed in a waterproof IP65 rated junction box to minimize power drop caused by shade and ensure excellent performance in low-light environments
  • ✅ [The Best DIY Partner for 12V/24V System] Basic generator component for 12V/24V battery charging for on-grid, off-grid and hybrid power system for home, garden, RV, Boat and agriculture.You can also extend your existing system
  • ✅ [Effortless Installation for Beginners] Lightweight panels with plug-and-play connectors, and the pre-drilled holes on the back of the panels allow for quick installation on roofs or brackets. Even if you're a beginner, you can install them quickly
  • ✅ [1.38-inch Thickness Edge] At 1.38 inches thick, our solar panel offers rapid heat dissipation for stable performance, withstands harsh weather with its sturdy build, and enables easy installation thanks to the extra space—ideal for pros and DIYers alike

Product Details

Brand:ECO-WORTHY
Model:US-L02M100-B-4
Size:100W 4-Pack Panels
Color:Black
Dimensions:35.24 X 23.03 X 1.38 Inches

DOKIO 100W 18V Monocrystalline Solar Panel for 12V Battery Charging, Glass Module with Aluminum Frame, MC4 Connector, Pre-Drilled Holes for Rooftop, RV, Boat, Off-Grid Power

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Key Features

  • ✅ 【Fast Mounting & Easy Expansion】 Pre-drilled holes make installation quick with Z-brackets, tilt, or pole mounts. Standard MC4 plugs allow simple wiring and system growth.
  • ✅ 【Clean Power for Many Uses】 Power rooftops, RVs, boats, cabins, and farms with free solar energy—an easy way to charge batteries and stay off-grid with confidence.
  • ✅ 【Durable for Outdoor Life】 Tempered glass and corrosion-resistant aluminum frame withstand high winds and heavy snow, while waterproof MC4 connectors keep the system weather-ready.
  • ✅ Keeps Working in Shade & Heat】 Half-cell design and bypass diodes reduce shading losses, lower heat, and keep your system charging consistently throughout the day.
  • ✅ 【Reliable Packaging】Reinforced cartons paired with foam corner protection safeguard the product during delivery

Product Details

Brand:DOKIO
Model:DSP-100
Size:100 watts
Dimensions:38.2 X 22.2 X 0.98 inches
Warranty:5 year

ECO-WORTHY 100 Watt Solar Panel 18 Volt Monocrystalline Solar Panel High Efficiency Module RV Marine Boat Caravan Off Grid

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$50.99 @ Amazon.com (Save 15%)

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Key Features

  • ✅ [23% Efficiency] - Providing about 400 wh of electricity per day under standard conditions.PERC technology increases the efficiency of the cell to 23%, using a passivation film to enhance the reflection of sunlight inside the silicon-based substrate,greatly improved the utilization rate of sunlight
  • ✅ [The Best DIY Partner for System] - As a basic component for solar power system ,100W solar panel is suitable for powering the house or for outdoor use.Additionally, compatible with multiple kinds of 12V batteries,also can extend your existing system
  • ✅ [Quick and Easy] -With pre-drilled holes on the back of the panel,you can install it with a bracket as you like, maximizing the space and sunlight on your roof. It measures 35.24 x 23.03 x 1.37 inches and weighs 14.55 pounds.
  • ✅ [Last for 25 years] - Highly weather-resistant panels can last for 25 years supported by an IP65 junction box, impact-resistant tempered glass, and corrosion-resistant aluminum frame.Delivered under the escort of corner protectors and pearl cotton, designed to protect your goods
  • ✅ [ Committed to Your Satisfaction ] - Our team replies within 12 hours on weekdays and is here for dedicated, lifelong help. Whenever you have questions, reach out — we're always ready to assist

Product Details

Brand:ECO-WORTHY
Model:L02M100-1
Size:100W
Color:Silver
Dimensions:38 X 21 X 1.4 inches
Warranty:1 year manufacturer

DOKIO 150W 18V Monocrystalline Solar Panel for 12V Systems, MC4 Connector, Aluminum Frame, Pre-Drilled Mounts for RV, Boat, Roof, Off-Grid Power

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Key Features

  • ✅ 【Power You Can Count On】 High-efficiency monocrystalline cells capture more sunlight, giving you steady power even on cloudy days—keep your RV, shed, or boat running reliably.
  • ✅ 【Built Tough for Outdoors】 Tempered glass and corrosion-resistant aluminum frame withstand wind (2400Pa) and snow (5400Pa), so your energy source stays strong in harsh weather.
  • ✅ 【Simple 12V System Integration】 MC4 connectors make it easy to pair with 12V batteries, controllers, or to wire panels in series/parallel for 24/48V setups. Built-in bypass diodes cut shading losses.
  • ✅ 【Easy to Mount Anywhere】 Pre-drilled holes fit common Z-brackets, tilt, or pole mounts—faster rooftop installs and cleaner cable management.
  • ✅ 【Right Balance of Size & Power】 Strong 150W output without taking over your roof rack—efficient design makes the most of your space.

Product Details

Brand:DOKIO
Model:DOKIO 150W-18V
Size:150w
Color:Black
Dimensions:38.8 X 38.8 X 1.4 inches

KBT 18V 3W Waterproof Solar Panel with Type-C Port & DC3.5mm Port & Adjustable Bracket, Portable Solar Charger for Rechargeable Battery, Hunting Camera Outdoor, Deer Game Feeder, Electric gate, Lamp

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Key Features

  • ✅ 【Continuous Solar Power Supply】It is very easy to connect the small solar panels to devices via the charging cable. This 18V 3W solar panel can charge the rechargeable batteries and provide continuous solar energy to outdoor devices during the day without worrying about running out of power
  • ✅ 【Multiple Port & Wide Applicability】The solar panel is equipped with Type-C connector & DC3.5 connector, providing multiple usage options for different needs. The solar panel is compatible with rechargeable batteries and 18V outdoor devices such as security ring camera, hunting camera, CCTV camera, doorbell, solar water pumps, street lamps, deer game feeder etc.
  • ✅ 【Weather-Resistant】The waterproof solar panel can work in bad weather and resist weather conditions such as rain, snow and wind. This durable panel solar is suitable for outdoor use
  • ✅ 【Flexible installation】This solar panels for homes comes with 6.59ft charging cable and an adjustable wall bracket, which can adjust the solar panels to the suitable position to receive sunlight
  • ✅ 【Package Including】18V 3W solar panel, TYPE-C Connector, DC3.5 Connector, Cable Connector, 1M 16AWG Extension Cable, DC5521 Discharge Cable, Adjustable mount bracket and screws

Product Details

Brand:KBT KEEP BETTER TECH
Model:SP-18V
Size:18V-3W
Color:Black
Dimensions:5.7 X 0.12 X 6.9 inches

SOKIOVOLA N-Type 16BB 100W Portable Solar Panel 18V ETFE Portable Foldable Solar Charger NextGen 25% High Conversion Folding Solar Panel for Camping Outdoor RV

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$85.99 @ Amazon.com (Save 22%)

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Key Features

  • ✅ 【Portable, Foldable, Easy-to-Install Design】Foldable Solar Panel weighs only 8.81 pounds and measures 21*23 inches when folded. When unfolded, the 2 built-in brackets can be easily placed on any flat surface to provide you with maximum sunlight.
  • ✅ 【High Conversion Efficiency】SOKIOVOLA 100W Solar Panels use A+ Grade 16BB monocrystalline solar cells with a conversion efficiency of up to 25%.NextGen N-type solar cell technology not only improves the conversion efficiency and charging speed of the panel, but also enhances its stability and durability. The panels are coated with high transmittance ETFE material and have a slightly convex surface, which increases the contact area with sunlight and improves the energy conversion rate.
  • ✅ 【Compatible with Most Solar Generators】SOKIOVOLA 100W Portable Solar Panel comes with MC-4 to 4-in-1 solar panel connectors (XT60,DC5521, DC7909 (8mm),Anderson),compatible with most solar generators/portable power stations on the market. Compatible with most solar generators/portable power stations on the market (e.g. Jackery,Ecoflow,Blutti,FlashFish,Goal Zero,Anker, etc.)
  • ✅ 【Waterproof and Durable】SOKIOVOLA Portable Solar Panels are made of advanced ETFE lamination process.SOKIOVOLA outdoor solar panels are made of waterproof dragon dance cloth, which can withstand any outdoor conditions.
  • ✅ 【Package and Support】1x SOKIOVOLA 100W Portable Solar Panel ,1x7.2ft 4-in-1 solar extension cable( solar to XT60/DC5521/DC 7909(8mm)/Anderson) Charging Cable,1x9-in-1 DC connector+DC8020mm,1x user manual ,We also offer an 12-month warranty and a 30-day refund guarantee from the date of purchase. If you encounter any problems during use, please contact us and we will respond within 12 hours.

Product Details

Brand:SOKIOVOLA
Model:Orange-100W
Color:Orange
Dimensions:23 X 21 X 1.11 inches

DOKIO 100W 18V Flexible Solar Panel Monocrystalline for 12V Battery Charging, Semi-Flexible ETFE Lightweight with MC4 for RV Marine Boat Camper Van Trailer Off-Grid Power

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$49.99 @ Amazon.com (Save 15%)

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Key Features

  • ✅ 【Ultra-Light & Thin】 Only 2.3 lb and 0.03 in thin—lighter than conventional glass panels. Easy to carry, hang, or move for mobile off-grid power. Best for travel, camping, and seasonal use, not a permanent roof replacement.
  • ✅ 【Flexible up to 30°】 Safely bends to a 30° arc to fit curved or irregular surfaces on vans, campers, trailers, boats, and tents. Avoid over-bending or stepping on the panel to keep performance intact.
  • ✅ 【Safety-Focused Installation & Cooling】 Leave ventilation space so heat can escape. Do not mount directly on combustible materials (e.g., wood, asphalt shingles, fabric, foam). Avoid trapping heat or running cables beneath the panel.
  • ✅ 【Safe Use Tips】 Built-in bypass diodes reduce power drop in shade. For reliable use, always pair with a PWM/MPPT controller and avoid continuous heavy loads that exceed the 100W rating.
  • ✅ 【Series or Parallel Expansion】 Wire panels in series for higher voltage or in parallel for higher current—MC4 connectors make it easy to build larger 12V/24V systems with a proper controller.

Product Details

Brand:DOKIO
Model:flexible solar panel 100w
Size:100W
Dimensions:38.4 X 22.2 X 0.04 inches
Warranty:1 year

DOKIO 200W (2×100W) Flexible Solar Panels 18V Monocrystalline for 12V Battery Charging, Semi-Flexible ETFE with MC4, Series/Parallel for RV Boat Camper Van Trailer Off-Grid Use

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Key Features

  • ✅ 【Two Panels, More Options】200W total from two 100W panels. Wire in series for higher voltage or in parallel for higher current.
  • ✅ 【Portable & Space-Saving】Slim, lightweight panels are easy to carry and mount where rigid glass panels can’t fit.
  • ✅ 【Safety-Focused Installation & Cooling】 Leave ventilation space so heat can escape. Do not mount directly on combustible materials (e.g., wood, asphalt shingles, fabric, foam). Avoid trapping heat or running cables beneath the panel.
  • ✅ 【Reinforced Packaging】Each panel shipped with foam protectors to reduce shipping damage. If any issue happens, contact us—we usually resolve fast, often without returns.
  • ✅ 【Flexible up to 30°】Bends safely for curved van roofs, boats, or trailers—perfect for mobile off-grid setups.

Product Details

Brand:DOKIO
Model:flexible solar panel 200w
Size:200W
Dimensions:38.4 X 22.2 X 0.08 Inches
Warranty:1 year

Waveshare Semi-Flexible Polycrystalline Silicon Solar Panel (18V 10W), Supports 5V Regulated Output

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Key Features

  • ✅ Adopts semi-flexible polycrystalline silicon solar panel, thin and portable, convenient for outdoor use
  • ✅ Integrated with 5V voltage regulator circuit, 2x USB power outputs for external 5V devices, onboard working status indicator
  • ✅ Reserved DC5521 power output port for connecting to power manager module or other controllers which support 18V solar panel
  • ✅ Comes with multiple accessories and adapter cables
  • ✅ Operating voltage: 5V (Requires good sunlight for stable 5V output, it is not recommended for use in sunless or weak light conditions)

Product Details

Brand:waveshare
Model:Semi Flexible Solar Panel (18V 10W)
Dimensions:N/A X N/A X N/A in