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Trust in us to deliver the highest quality solar solutions at the guaranteed best price with free delivery and free 30-day returns! Call or Text us every day at +1 (857) 201-0530.
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REC Alpha Pure REC405AA 405W Solar Panel x1 (Minimum 6 Panels)

by REC

-Fast & Free Shipping + 30 Day Worry Free Returns + No Sales Tax (Outside of Massachusetts) Secure Yours Today!

-Price Match Guarantee - We Will Match Any Competitors Price!

-We Are A Small Family Owned Business And A Certified Dealer Of REC

-We donate 1 Year Of Solar Lighting To Our Charitable Partner, Give Power, For Every $100 You Spend

Introducing the REC Alpha Pure Solar Panel - Harnessing Clean Energy at 405W!

Embrace the future of solar power with the REC Alpha Pure REC405AA Solar Panel. This high-efficiency solar panel is designed to provide you with a robust and sustainable energy solution, offering a remarkable 405 watts of power.

The REC Alpha Pure Solar Panel is built with cutting-edge technology, ensuring maximum energy capture from the sun. Its advanced design optimizes efficiency and performance, allowing you to generate clean and renewable electricity for your home or business.

Absolutely free shipping and no additional fees! Our prices are lower than the rest of the market with hidden shipping fees added at checkout. If you are looking to buy in bulk and are interested in special pricing, please reach out to us at

ÔĽŅNeed something slightly larger? Spring for the REC Pure-R 420W Solar Module!

REC 405AA Pure Environmental Benefits

  • REC Alpha Pure Series¬†variant offers next-level power and greater environmental impact
  • Innovative gapless cell layout uses the entire panel surface to generate power
  • Highly impressive power density of 219 watts/m¬≤, with panel power reaching¬†405W
  • Lead-free for less environmental impact
  • Seamless appearance, lead-free construction, and high power make it a compelling solar panel for rooftops

(Read more below...)

Get up to 30% of your order in rebates through the Residential Clean Energy Credit. Learn More

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REC Alpha Pure REC405AA 405W Solar Panel Description

With its impressive power output, this solar panel is ideal for both residential and commercial applications. Whether you're looking to reduce your energy bills, minimize your carbon footprint, or achieve energy independence, the REC Alpha Pure has the capacity to meet your energy needs.
This solar panel features a sleek and durable design, capable of withstanding various weather conditions. Its robust construction ensures longevity and reliability, making it a smart investment for years to come. 


The REC Alpha Pure Solar Panel offers compatibility with various mounting options, providing flexibility for installation. Whether you choose rooftop, ground-mounted, or other configurations, this solar panel seamlessly integrates into your energy setup.
By adopting the REC Alpha Pure REC405AA Solar Panel, you're not only investing in clean energy but also contributing to a greener and more sustainable future. Harness the power of the sun and join the renewable energy revolution with REC's state-of-the-art solar technology.
Upgrade to the REC Alpha Pure REC405AA Solar Panel and take control of your energy generation. Reduce your reliance on traditional energy sources, reduce your energy costs, and play your part in combating climate change. With this solar panel, clean and efficient energy is within your reach.

REC Alpha Pure Award Winning Solutions

Building on REC's multiple award-winning innovations, the REC Alpha Pure family of solar panels empowers you to take full advantage of solar energy. Packing in cutting-edge technologies to deliver higher power density, stunning aesthetics, and minimal environmental impact¬†‚Ästall with the renowned quality of REC¬†‚ÄstREC Alpha Pure and Pure-R are the solar panels of choice for home solar.¬†How does REC do it and what does it mean for you?


Get more power with REC Alpha Heterojunction (HJT) cell technology

Heterojunction (HJT) cell technology

No LID = no power loss; you get the power you pay for
Leading temperature coefficient means more energy as temperature rises
Higher power for greater savings and accelerated return on investment
With high power density (watts/m²), REC Alpha Pure and Pure-R panels generate more energy from the same area, getting more from limited spaces
REC Alpha Pure Series delivers around 16% more power on your roof compared to conventional panels
    REC Alpha Advanced Cell Connection Technology

    Advanced cell connection technology

    Increased number of wires greatly improves flow of electricity current
    Eliminating invasive soldering removes risk of cell damage or microcracks for long-lasting high performance
    Stylish looks thanks to thin, barely-visible wires and uniformly black-colored cells
    Full-black variant is a design masterpiece and the most elegant feature for your home
    Solder-free cells
    Environmentally-friendly manufacturing drastically reduces carbon footprint
      Perspective image of REC Alpha Pure Black Series, a full-black, lead-free panel with gapless cell layout

      Gapless cell layout

      Innovative gapless cell layout increases active area of the panel to capture more sunlight
      Boosts power density to impressive 223 watts/m², with panel power reaching 430 Wp
      Higher power in a compact panel size
      Elegant full-black design
        REC Alpha produces power even when shaded

        Pioneering panel designs

        REC's¬†award-winning¬†and iconic Twin design¬†splits the REC Alpha Pure into two ‚ÄėTwin‚Äô sections
        Reduces internal resistance for more power and reliability
        Continued energy production in shaded conditions means you see higher energy yields
        REC Alpha Pure-R takes this further and divides the panel into four sections, producing even more energy in shade
          REC Alpha super-strong frame guarantees better durability

          Super-strong frame

          Support bars protect cells and glass from bending under load
          Allows extreme loads up to 7000 Pa
          Panels maintain high performance levels over the installation lifetime
          30 mm (1.2") frame height makes panel easier to handle
          Frame design allows optimized transportation: more panels/pallet = more panels/container = fewer trucks on the road = more savings

            Lead free

            Lead removed from all panel components, including cell connections, cross connectors and junction box soldering
            No toxic leakage of lead after recycling
            Enables homeowners to boost environmental impact and lower overall carbon footprint even more

              *RoHS compliant

              REC ProTrust premium solar panel warranty from REC Certified Solar Professional installers

              Premium solar panel warranty

              25 year performance warranty: ensures panels perform exactly as they‚Äôre expected to ‚Äď every year for 25 years
              Unprecedented savings, more economic security, and greater energy autonomy for consumers
                REC Alpha gives 92% original power at year 25

                REC Alpha Pure REC405AA 405W Solar Panel Specifications


                • Cell type: 132 half-cut REC heterojunction bifacial cells with lead-free, gapless technology, 6 strings of 22 cells in series
                • Glass: 0.13 in (3.2 mm) solar glass with anti-reflective surface treatment in accordance with EN 12150
                • Backsheet: Highly resistant polymer (black)
                • Frame: Anodized aluminum (black)
                • Junction box: 3-part, 3 bypass diodes, lead-free IP68 rated, in accordance with IEC 62790
                • Connectors: St√§ubli MC4 PV-KBT4/KST4 (4 mm¬≤) in accordance with IEC 62852, IP68 only when connected
                • Cable: 12 AWG (4 mm¬≤) PV wire, 43+ 47 in (1.1 + 1.2 m) in accordance with EN 50618
                • Dimensions: 71.7 x 40 x 1.2 in (19.91 ft2) / 1821 x 1016 x 30 mm (1.85 m2)
                • Weight: 45 lbs (20.5 kg)
                • Origin: Made in Singapore

                Detailed Specs

                • Local Description: 66C BLK M4+ HJT 405W
                • Power, Rating: 405 W
                • Voltage, Rating: 1000 V
                • Current, Rating: 25 A
                • Material, Frame: Anodized Aluminum Alloy
                • Frame, Color: Black
                • Cells per Module: 132
                • Dimensions: 1821L x 1016W x 30H mm
                • Panel, Tech: HJT
                • Panel, Frame Material: Anodized Aluminum Alloy
                • Panel, Frame mm: 30
                • Panel, Backsheet Material: Highly Resistant Polymer
                • Panel, Cells: 132
                • Panel, Connector: MC4
                • Panel, Output Cable: 4mm¬≤ Solar Cable
                • Panel, Efficiency: 21.9%
                • Panel, Open Circuit Volts:¬†48.9
                • Panel, Short Circuit Amps: 8.32
                • Panel, Max System Volts: 1000
                • Panel, Series Fuse Amps: 25
                • Panel, Temp Coeff, pmpp: -0.26%/C
                • Panel, Temp Coeff, voc: -0.24%/C
                • Panel, Fire Class Type: E
                • Weight: 20.5 kg
                • Approvals: UL, IEC
                • Series: Alpha X Pure

                REC Alpha Pure Spec Sheet

                REC Alpha Pure Extended Information Sheet

                Watch the full REC Alpha Pure video:

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