Save 20% on Solartech Power solar panels.
Save 10% on ALL Off-Grid Solar Kits and Solar Panel Starter Kits.
 Contact Us     Installers     Request A Quote     Solar Energy 101     FAQs     Power Switch
Call us at 888.680.2427 or email us at sales@mrsolar.com for all your solar energy needs!
Ready to invest in solar? Need FREE design consultation to find the right system for your needs? Already have an estimate from another supplier?
Talk to our experienced solar techs before making your final decision and let's see if we can make you a better deal! Call 888.680.2427 NOW!
SolarWorld SunModule Plus 285 Watt 24 Volt Solar PV Panel (SW285M)

SolarWorld SunModule Plus 285 Watt 24 Volt Solar PV Panel (SW285M)

151.00 LBS
Calculated at checkout
  • Product Description

    PDF Product Data Sheet


        SW 250 SW 255 SW 265 SW 270 SW 275 SW 280 SW 285 SW 315
    Maximum power Pmax 250 Wp 255 Wp 265 Wp 270 Wp 275 Wp 280 Wp 285 Wp 315 Wp
    Open circuit voltage Voc 37.6 V 38.0 V 38.1 V 39.2 V 39.4 V 39.5 V 39.7 V 45.6 V
    Maximum power point voltage Vmpp 30.5 V 30.9 V 31.9 V 30.9 V 31.0 V 31.2 V 31.3 V 36.5 V
    Short circuit current Impp 8.81 A 8.88 A 8.82 A 9.44 A 9.58 A 9.71 A 9.84 A 9.35 A
    Maximum power point current Im 8.27 A 8.32 A 8.33 A 8.81 A 8.94 A 9.07 A 9.20 A 8.71 A
    Module efficiency η 14.91% 15.21% 15.81% 16.10% 16.40% 16.70% 17.0% 16.03%

    Measuring tolerance (Pmax) traceable to TUV Rheinland: +/-2% (TUV Power controlled)... ... ...*STC: 1000W/m², 25°C, AM 1.5

    PERFORMANCE AT 800 W/M2 , NOCT, AM 1.5

    Maximum power Pmax 185.4 Wp 188.7 Wp 191.4 Wp 199.4 Wp 205.0 Wp 209.2 Wp 213.1 Wp 240.9 Wp
    Open circuit voltage Voc 34.2 V 34.5 V 34.3 V 35.5 V 36.1 V 36.1 V 36.4 V 39.8 V
    Maximum power point voltage Vmpp 27.8 V 28.1 V 28.7 V 28.0 V 28.4 V 28.5 V 28.7 V 33.6 V
    Short circuit current Impp 7.24 A 7.30 A 7.12 A 7.63 A 7.75 A 7.85 A 7.96 A 7.77 A
    Maximum power point current Im 6.68 A 6.72 A 6.66 A 7.12 A 7.22 A 7.33 A 7.43 A 7.18 A

    Minor reduction in efficiency under partial load conditions at 25? C: at 200 W/m2 , 100% (+/-2%) of the STC efficiency (1000 W/m2 ) is achieved

  • Product Reviews


    This product hasn't received any reviews yet. Be the first to review this product!

    Write A Review

  • Product Videos

    • SolarWorld Sunmodule solar panels exceed international testing standards for proven quality
      From hail storms, to water exposure, to wind and snow loads, S...
    • Grid Tie installation of Solar World panels in (and from) Oregon.
      Showing a grid tie solar panel installation in downtown Portla...
    • SolarWorld Panels Installed by AGILE Remodelers
      AGILE Remodelers installs SolarWorld panels and SMA Sunnyboy i...

    SolarWorld Sunmodule solar panels exceed international testing standards for proven quality

    From hail storms, to water exposure, to wind and snow loads, SolarWorld solar panels are designed, built, and tested to withstand the harshest conditions all while exceeding international testing requirements and providing the maximum power output year after year. And we guarantee it for 25 years! DISCLAIMER: SolarWorld offers the following video for illustrative purposes only and without warranty, obligation or liability of any kind. The information in this video is provided by way of example only to assist purchasers to gain a better general knowledge of the product shown, and to increase awareness of conditions and applications which may be encountered. The product properties illustrated are typical under certain controlled conditions and may not pertain to a particular use or application. The user is solely responsible for testing the product and making its own decision regarding suitability for a particular purpose. Users should not attempt to replicate the following demonstration, or drive vehicles on installed panels, which could lead to injury. Unless we otherwise agree in writing, all products are sold subject to SolarWorld's standard terms of sale. SolarWorld expressly disclaims any warranties, express or implied, with respect to any information, recommendations, products or services whatsoever, except to the extent expressly agreed in writing in connection with a sale. Each purchaser is required to undertake its own analysis of specifications and requirements in selecting the most appropriate product for specific uses, applications and circumstances. You should refer, at all times, to all applicable terms and conditions, instructions and information provided by SolarWorld. This information is not intended, in any way, to supersede such specific documentation or serve as a product manual.
  • Find Similar Products by Category

Please contact us by phone at 888.680.2427 or by email at sales@mrsolar.com or by using the form below if you have any questions about our products or about shipping costs. Some of our products do not include a shipping weight and/or no shipping charge is calculated at checkout. This is usually the case for items that we cannot ship via UPS and/or for orders that include multiple items. Please proceed to checkout with the understanding that we will contact you for your approval to charge your credit card for shipping costs once the cost has been calculated. Thank you for your understanding and cooperation in this regard.

Corporate Address


PO Box 812
Hunt Valley, MD, 21030

EM: sales@mrsolar.com
TEL: 888.680.2427
FAX: 410.528.9445

Business Hours (ET/PT)

  • Monday-Friday: 8am to 5pm
  • Saturday: Closed
  • Sunday: Closed

Who are we?

Online Solar, LLC and MrSolar.com are a family-owned and operated business based in Baltimore, MD, USA, that provides solar and wind energy products to customers across North America.

  • Better Business Bureau - A+
  • Solar energy equipment experts
  • Project engineering available
  • Request Quote

MrSolar.com has a NABCEP-certfied engineer on staff.

RV Solar Panels & KIts

Mr Solar™ Update

To get all the latest updates and to receive exclusive special offers, discounts, & coupon codes, sign up for our mailing list below.