Solar Power Cells, Hot Water, Energy, Collectors

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• Mounting options:panel or wall mounting
• Charge controller prevents overcharging of 12 Volt batteries
• Automatically indicates the charged state of your battery on the LED status indicators

• Maximum Power Voltage (Vmp) 17.5V; Maximum Power Current (Imp) 2.29A; Open Circuit Voltage (Voc) 21.5V
• Dimension 26.3inx22.6inx1.57in (668x575x40mm); Maximum Power (Pmax) 40Watts
• Short Circuit Current (Isc) 2.58A; An extra blocking diode cable prevents reverse current flow.

• Works with automobile, tractor, electric fence, deer feeder, boat batteries and more
• Weatherproof amorphous panel charges in all daylight conditions-even on cloudy days
• Includes 15" x 14-1/2" amorphous solar panel, 4 pre-cut holes for easy installation, 4 stainless steel screws, 9.5 ft wire, 12V DC plug, battery clamps and Quick Connect technology

• Comes with 40 Watt foldable solar panel, rechargeable 8Ah Lithium- Ion battery, car jumper cables, cigarette lighter adapter and power inverter
• And included Lithium-Ion battery than other similar priced kits mean more charging time for you!
• Has advanced MPPT (Maximum Power Point Tracking) for high solar efficiency. Full 1 year warranty, even includes battery!

• 25.2 in x 25.7 in x .7 in
• Max Voltage 17.9V
• 10 year limited warranty 90% of power, 25 year warranty 80% of power ouput

• Amorphous solar charging kit provides up to 60 watts of clean, free, renewable power
• Built-in blocking diode helps protect against battery discharge at night
• Designed for RVs, cabins, homes, boats, back-up and remote power use

• Amorphous solar charging kit provides up to 15 Watts of clean, free, renewable power
• Designed for RVs, cabins, homes, boats, back-up and remote power use and more!
• Weatherproof, durable solar panels can withstand impacts from hailstones travelling 50 miles-per-hour; amorphous solar panel works in all daylight conditions-even in the shade!

• Short Circuit Current: 3.23A; Dimensions: 748x536x35 mm; High-efficient solar cells construction;
• plus HQRP® UV Chain / UV Radiation Health Tester;
• 1 Year Full Quality Warranty! 5 years limited power warranty: designed to produce over 90% of rated power.

• Works with motorcycles, personal water crafts,ATVs, snowmobiles and tractors
• Built-in overcharge/discharge protection
• Helps charge 12V batteries with the power of the sun

40 watt solar panels - 109 items found

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40 watt solar panels - News

Varian Receives DOE Grant to Develop Advanced Solar Cell Processing Technology AltEnergyMag (press release) - Feb 14, 2011 IBC solar cells manufactured with ion implant will have much higher efficiencies and will cost less per watt than today's front-side contact technology.

Power to the people: Carmel Valley home turns bountiful sunshine... Monterey County Herald - Feb 12, 2011 Two miles up, past a gate reading "No Trespassing: This Means You," 12 tons of batteries and 3000 square feet of solar panels costing an undisclosed fortune

The solar benefits of micro-inverters The Engineer - Feb 14, 2011 In conventional PV solar installations solar modules are wired in series then connected to a string inverter that converts high voltage DC from array of PV

Progress offering customers the chance to turn sunlight into cash Ocala - Feb 02, 2011 Progress Energy will give its customers one-time rebates of up to $2 per watt for solar panels installed on homes and businesses. Typical homeowner solar

Evergreen lost money making solar panels in US in Q4 Mass High Tech - Feb 07, 2011 Evergreen Solar Inc. (Nasdaq:ESLR) spent more to manufacture solar panels in the fourth quarter than the company could earn from panel sales