Solar Power Cells, Hot Water, Energy, Collectors

Buy cheap

• Maximum power voltage ( Vpm ) : 17.5V ;Maximum Power Current: 0.28A
• Power (Pmax) : 5W
• Charge controller prevents overcharging of 12-volt batteries

• Provides a full charge to most phones, MP3 players, GPS, iPod, iPhone, e-Readers, Bluetooth devices and other USB powered devices
• External battery pack recharges up to 1,000 times from the power of the SUN, AC or USB power. (NOTE: Solar power can only charge 50% of the internal battery, which can provide a 40%-50% charge to your mobile device)
• Includes AC adapter, MicroUSB and MiniUSB charging cables

• Cable lengths : 12.5'
• Power (Pmax) : 30W
• Maximum power voltage ( Vpm ) : 17.5V ;Maximum Power Current: 1.68A

• Operation: Yellow charging light indicates battery charging and green light indicates fully charged battery
• For use with 12 Volt solar panels and batteries only
• Protects battery from overcharge and discharge

• Regulation point: 14.4 Volt; Low voltage disconnect: 11.1 Volt;
• HQRP® Solar Charge Controller plus HQRP® UV Chain / UV Radiation Health Tester;
• Low voltage Reconnect: 13.1 Volt; Self-consumption: 6mA maximum;

• Three grounded AC receptacles and 5-Volt USB output
• Remote on/off capable for easy control when installed out of reach
• 1500 Watts Continuous Power, 3000 Watts Peak Power

• Handles up to 30 amps of array current and up to 450 watts of solar power
• Charge controller prevents overcharging of 12 volt batteries
• Intended for use with 12 volt solar panels

• HQRP® Solar Charge Controller plus HQRP® UV Chain / UV Radiation Health Tester;
• Low voltage disconnect: 11.1 Volt; Low voltage reconnect: 12.6 Volt; Self-consumption: 6mA maximum;
• Equalisationvoltage: 14.8 Volt; High voltage disconnect: 14.4; Float voltage: 13.6Volt;

• Equalisationvoltage: 14.8 Volt; High voltage disconnect: 14.4;
• Terminals: for wire sizes to 6mm2; PWM charge mode & state of charge (SOC). 200 days warranty!
• Low voltage reconnect: 12.6 Volt; Self-consumption: 6mA maximum;

• Thermal Shutdown and Reverse Polarity Protection
• 3Grounded AC Receptacles
• 5v USB output

solar panel diagrams - News

Are local solar regulations really as bad as people make them out to be? Scientific American (blog) - Feb 07, 2011 Some problems are relatively minor (if still potentially dangerous), such as missing safety labels; others are ticking time bombs, such as using indoor-rated screws outside; and some make you scared ever to go near a solar panel again, such as blank

Centrosolar America announces installations of their German-Made solar PV ... solarserver.com - Feb 03, 2011 Centrosolar America's C-Series, designed exclusively for residential rooftop installations is the company's first entirely German-made panel to be introduced in the US solar market. The European version of this photovoltaic (PV) panel has already been

Opening Up The X-37B Space Daily - Feb 08, 2011 The spacecraft has deployed a small solar panel array on a mast. There's also a small telescope folded inside the payload bay on a mounting system. Radiators for heat are shown on the inside of the payload bay doors, just like the NASA shuttle.

Sputnik Redux: Creating Science Fair Projects New York Times (blog) - Feb 09, 2011 Provide a sketch or diagram summarizing your innovation or your experimental setup. When students have finished, have them share their proposals, designs and illustrations with the rest of class, providing time for students to give constructive

KOI-126: A Triply Eclipsing Hierarchical Triple with Two Low-Mass Stars Securities Industry News (subscription) - Feb 03, 2011 The bottom two panels are data observed during the passage of B and C behind A (binned by a factor of 10). In all cases, the solid black line gives the best-fit model. The inlaid diagrams show, to scale, the orbits of B (green) and C (blue) relative to