Home Power Magazine, December 2010 January 2011

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SINCE FREEZE PROTECTION FOR SOLAR WATER HEATING SYSTEMS 1987 OUR TOP10 Selection Criteria For Solar-Electric Panels OFF-GRID BATTERIES Expert Advice from 30 Years in the Field CHEVY VOLT TEST DRIVE We Review It, Bumper to Bumper Dec 10 & Jan 11, Issue 140 $6.95 US  •  $6.95 CAN 12 GEOTHERMAL HEAT PUMPS How They Work, How Much They Save 25274 78082 2 homepower.com 7 What is the Fronius Difference? What have you come to expect from your solar inverter company? At Fronius, we think you should expect a lot and strive to deliver that with innovative products and world-class customer service. We call this the Fronius Difference. World-class customer service Fronius works to provide responsive customer support, quality products, and proactive solutions when issues do arise. Timely responses When you have a question, a prompt response can be critical. Fronius knows this and works very hard to return emails and phone calls in a timely fashion. Knowledgeable tech support All calls reach our top-tier tech support on the first call, which is available 12-hours a day on weekdays. Extensive warranty coverage Our standard ten-year warranty provides comprehensive coverage in straightforward language and is tracked by the serial number, not the owner, making paperwork unnecessary. And customers have the option to purchase a five-year warranty extension to bring the total warranty life to 15 years. Discover the Fronius Difference Innovative products When quality is a must, Fronius PV inverters are the obvious choice. Our innovative products include the IG Plus PV inverter line, which offers: Lightweight – even the commercial size inverters Smart, integrated MIX™ technology to maximize energy harvest even on cloudy days Significantly improved efficiency Integrated DC disconnect A built-in six circuit string combiner Field programmable to 208, 240, and 277 volts with no loss in output power Field programmable to positive or negative ground Models from 3 to 12 kW available in a single inverter. Removable power stage for field service You don’t have to just take our word for it. Visit www.fronius-usa.com to view results of a recent customer survey showing an overall 97% approval rating, or call 810-220-4414 with questions. Reaching the peak We continuously improve our technology to meet the highest expectations. The new REC Peak Energy Series has an even more efficient cell and glass design. This allows us to achieve an increase on average of 9 watts per panel. Learn how the new REC Peak Energy Series provides more power per square meter at recgroup.com Distributed by: Buy from the Best PEAK ENERGY MODULE When you buy from AEE Solar, you can be confident you are getting the best products the industry has to offer. With 30 years of solar experience, we know which products deliver the best value for your money. And when you add in the broadest product selection in the business, unsurpassed dealer training and tech support, and our renowned Renewable Energy Design Guide & Catalog – available only to AEE Solar dealers – you can see why AEE Solar is the only wholesale distributor you’ll ever need. Become an authorized dealer and get all AEE Solar has to offer. 800-777-6609 Get REC’s New High-Efficiency Peak Energy Module from AEE Solar! MORE POWER PER SQUARE FOOT US-PRODUCED SILICON ROBUST AND DURABLE DESIGN ENERGY PAYBACK TIME OF ONE YEAR www.aeesolar.com [email protected] THE ONLY WHOLESALE DISTRIBUTOR YOU’LL EVER NEED Protect your installations and your reputation P