CirKits.com sells electronic kits for use in solar power and lighting systems.

Photovoltaic Panel Dealers

• AdvancePower.net
• Affordable Solar
• AltE store
• Ameresco Solar
• Backwoods Solar Electric Systems
• Beyond Oil Solar
• China Solar Small and medium PV panels
• CivicSolar, Inc
• dasolar PV panels and more
• EcoDirect
• EcoVantage Energy, Inc
• Edison Solar
• Energy Alternatives (Canada)
• Everbright Solar
• Fire Mountain Solar
• Focused Energy (New Mexico)
• GoGreenSolar.com
• Grape Solar PV panels
• Helio Systems PV panels and more (Greece)
• Infinigi Energy Solutions
• TheInverterStore.com
• Mr. Solar
• Northern Arizona Wind & Sun
• Online Solar Supply
• Real Goods Trading Co
• Rainbow Power Company Solar kits, good FAQs (Australia)
• Silicon Solar, Inc PV panels and lighting devices
• The Solar.Biz PV Panels
• SolarBlvd.com PV panels and cells
• Solar Cynergy PV panels
• Solar Direct pumps, solar water, PV
• Solardyne Corporation
• Solar Electric Supply, Inc.
• Solar Home PV panels and more
• Solaris PV panels and more
• Solar Panel Store PV panels and more
• Solar Sphere PV panels and more
• SolarTown PV panels and more
• Solar Us PV panels and more
• Springers Solar PV panels and more (Australia)
• Sundance Solar PV panels and solar gadgets
• Sunshine Solar PV panels and more (UK)
• Webo Solar PV panels and more
• Wholesale Solar PV panels and more

Small Solar Devices

• 12V Plus 12 volt appliances
• Camping World RV products
• Futurlec small PV cells
• Greenshine Solar street lights
• My Solar Shop garden lights
• The Solar Centre small solar devices (UK)

Battery Dealers

• Batteries Plus Bulbs New and rebuilt batteries
• BatteryWeb.com Rechargeable batteries
• High-Tech Battery Solutions SLA batteries
• Tenergy Power small rechargeable batteries and packs

Battery Manufacturers

• Aquion Energy sodium-ion batteries
• Bioenno Power LiFePO4 battery packs and accessories
• Concorde Sun Xtender Lead Acid batteries
• Crown Battery Lead acid batteries
• CooPower Battery Sealed lead acid batteries
• Deka Lead acid batteries
• Discover Energy Lead acid batteries
• Exide Technologies Lead acid batteries
• Hawker Lead acid batteries
• Interstate Lead acid batteries
• Iron Edison Ni-Fe batteries, PV panels
• MK Battery AGM and gell lead acid batterys
• Optima Batteries Spiral AGM lead acid batterys
• Saft Lithium batteries
• Surrette / Rolls Lead acid batteries
• Trojan Battery Company Lead acid batteries
• Universal Power Group Lead acid batteries
• US Battery Lead acid batteries

Battery Accessories

• Battery Filling Systems Battery watering systems
• Zephyr Industries Battery vent fans

Inverter Dealers

• DonRowe.com
• InvertersRus.com

Light Bulbs, Fluorescents and LEDs

• 1000bulbs.com Assorted light bulbs
• BulbAmerica Assorted light bulbs
• Duxlite LED lighting products (China)
• Eastar Lighting LED bulbs (China)
• EcoLED LED lights (UK)
• Environmental Lights.com LED lamps
• Express Light Bulbs (iLighting) LED and CFL bulbs
• Holly Solar LED lamps (California)
• Interlight Assorted light bulbs
• LEDLightExpert.com LED bulbs and lamps
• LightBulbs.com Assorted light bulbs
• Lighting Ever LED lighting products
• Lighting Supply Co. Assorted light bulbs
• Lucky LED flat panel LED lamps (China)
• Lumenstar LED lamps
• Nemalux LED lamps (Canada)
• SuperBrightLEDs.com LEDs and LED lamps
• Tek Electronics Co. Ltd. LED lamps (China)
• Topbulb Assorted light bulbs
• USAI Lighting LED lighting systems
• usLEDsupply LED lamps and controllers
• Wintergreen Lighting LED Christmast lights

Electronics/Instrumentation

• Blue Sky Energy, Inc MPPT charge controllers
• Bogart Engineering Battery power monitors
• CirKits Charge controller and solar lighting kits
• Eppley Laboratory, Inc Scientific solar instruments
• In-Car PC 12V computers (UK)
• MidNite Solar, Inc Power panels, Inverters
• Mini-box 12V ATX power supplies for PCs
• Morningstar Corp. Charge controllers
• OffGridOptions wind dataloggers
• P3 International Kill-A-Watt power meters
• Solmetric Solar shade analysis calculator
• Texas Instruments ICs for solar applications

Pumps

• PumpBiz industrial and residential pumps
• Sunpumps DC submersible pumps

Passive Solar Devices

• Ciralight Tracking solar lights
• SG Eco Solar tube lights (Philippines)
• Solatube Solar tube lights

Refrigeration

• FridgeFreeze DC powered refrigerators
• Lehman's GasRefrigerators
• Gas-Refrigerators.com
• Sun Danzer DC powered refrigerators
• Sun Frost DC powered refrigerators

Human Powered Generators

• Pedal Power Generator Human powered generators
• Twibright Exciter Exercise Bike Generator

Integrated Power Systems

• The Meeco Group Solar water pumping, power systems and more. (Switzerland)
• SolarOne Solutions LED lighting systems

Miscellaneous

• Applied Magnets magnets, wind generator parts
• Applied Materials PV wafer manufacturing
• Carmanah Technologies Corp. Solar traffic control lights
• C. Crane Company LED lamps, radios
• CMS Magnetics magnets, wind generator parts
• Davis Weather stations
• Innovative Water Technologies water purification
• Geothermal Resource Group drilling
• Lightning Eliminators Spline ball lightning preventers
• Matrix Solar Technologies Solar testing and solar instruments
• My12VoltStore.com A variety of 12V appliances
• Snap-Fan Solar direct vents
• SolAqua Solar water distillers
• Solar Pathfinder PV panel location tool
• Staber Industries Energy efficient washing machines

Photovoltaic Manufacturers

• Aleo Solar AG PV panels
• Alps Technology Inc. PV panels
• Canadian Solar PV panels
• Day4 Energy PV panels
• Dupont Innovalight Silicon Ink Nanotechnology PVs
• ecoSolargy PV panels
• ET Solar PV panels
• First Solar Thin film PV panels
• GE Energy PV panels
• Greco Solar PV panels (China)
• Honda CIGS solar cells and PV panels
• IXYS Tiny PV chips and arrays
• Kyocera PV panels
• Lumos PV panels
• Mitsubishi PV panels
• PowerFilm Solar flexible PV panels
• Prism Solar Technologies, Inc Holographic PV modules
• Q-Cells PV panels
• REC PV panels
• Renogy PV panels
• Sanyo Solar PV panels
• Sharp PV panels
• Siliken Renewable Energy PV panels
• SilRay Incorporated PV panels
• Solar Frontier CIS PV panels
• Solar Junction Concentrating PV cells
• Solarland PV Panels (China)
• Solartech Power, Inc PV panels, wind generators
• SolarWorld PV panels
• Solon PV panels
• Sol-Light Manufacturing Mini PV panels
• Sun Earth Solar Power PV panels (China)
• Suniva PV panels
• Sun Power Corporation PV cells and panels
• Trina Solar PV panels
• Tianwei New Energy PV panels (China)
• XsunX Power Glass PV Windows
• Yingli Solar PV panels (China)

Inverter Manufacturers

• ABB Inverters and more
• AIMS Power Inverters and transfer switches
• Analytic Systems Inverters, power conversion
• enphase Energy Per-module inverters
• ExelTech Inverters
• Foshan Tanfon Energy Tech. Co. Ltd. Inverters (China)
• Fronius Inverters
• Go Power Electric, Inc Inverters
• Gridpoint Grid tie inverters
• Kaco Solar Grid tie inverters
• Magnum Energy Inverters
• OutBack Power Systems Inverters
• Samlex America Inverters and power supplies
• SMA Sunny Boy inverters (Germany)
• SolarBridge Technologies Per-module inverters
• Solectria Renewables Grid tie inverters
• SolarEdge Inverters and power monitors
• Steca Inverters and chargers
• SWEA Inverters (the Netherlands)
• Tigo Energy Micro inverters
• Vanner Power Group Inverters
• Wagan Tech Inverters and auto accessories
• Xantrex Technology Inverters

Photovoltaic Mounts and Trackers

• Brown Advance Solar tracker gearboxes (Spain)
• EJOT fastening systems
• Quick Mount PV mounting systems
• RBI Solar PV mounting systems
• S-5 PV mounting systems
• Sat Control Solar trackers
• SnapNrack PV mounting systems
• Sun Link panel claw PV mounting systems
• UniRac PV panel racks
• Wattsun Solar trackers
• Zilla Flashing-based PV mounts
• Zomeworks Corporation PV trackers

Solar Water Heaters and Accessories

• AET Solar Water heaters
• Apricus Evacuated tube water heaters
• Butler Sun Solutions Solar assisted hot water
• Caleffi Hydronic Solutions
• Conergy, Inc Solar water pumping and more
• Enerworks Solar heating and cooling systems
• Genersys Plc Solar thermal panels
• Heatizon Systems radiant floor heating
• Heliodyne Solar water heating
• HouseNeeds.com solar water systems
• Planetary Systems
• Radiant Floor Company
• Radiantec Radiant heating, battery boxes
• Schott Solar Solar concentrators
• Seisco Tankless water heaters
• Solar Heat Exchange Manufacturing Solar water tanks
• solarHOT Solar water panels
• Solar Panels Plus
• SolarRoofs.com Solar water heaters
• Solartrope Supply Corporation
• Solfex Solar water panels (UK)
• Sun Earth, Inc Solar water panels
• Thermo Technologies
• TCT Solar Solar water heaters
• Thermo Dynamics LTD Solar hydro panels
• WeAreSolar.com water heating systems
• ZJTEX Solar Solar water heaters (China)

Hydroelectric Generators

• Alternative Power and Machine Hydroelectric generators
• Canyon Industries Hydroelectric generators
• Energy Systems & Design Hydroelectric generators
• Hartvigsen-Hydro Components Micro hydro turgo runners
• PowerSpout.com Hydroelectric generators

Wind Generators

• Bergey WindPower wind generators
• Bornay wind generators
• Broadwind Energy Large wind generators
• Clipper Windpower Large wind generators
• Flowtrack Wind turbines (Australia)
• Fortis Wind Energy Wind generators
• Kansas Wind Power Wind generators and more
• Marlec Renewable Power wind generators and more (UK)
• Northern Power Systems Wind Generators
• Primus Windpower AIR wind generators
• Suzlon Large wind generators (China)
• Vestas Large wind generators

Organizations

• Alternative Technology Association (ATA)
• American Solar Energy Society (ASES)
• American Wind Energy Association (AWEA)
• Colorado Renewable Energy Society (CRES)
• U.S. Department of Energy (DOE)
• Database of State Incentives for Renewables & Efficiency (DSIRE)
• Interstate Renewable Energy Council (IREC)
• Iowa Renewable Energy Association (i-Renew)
• Midwest Renewable Energy Association (MREA)
• New Mexico Solar Energy Association (NMSEA)
• New York Solar Energy Society (NYSES)
• North American Board of Certified Energy Practitioners (NABCEP)
• NorthEast Sustainable Energy Association (NESEA)
• NC Clean Energy Technology Center
• Rocky Mountain Institute (RMI)
• Solar Energy Industries Association (SEIA)
• Solar Electric Power Association (SEPA)

Education

• E2G Solar Solar thermal education (New York)
• Ecotech Institute Aurora, CO
• Everblue Training Institute US and Canada
• Resource Central Boulder, CO
• Solar Energy International (SEI) Carbondale, CO
• Solar Living Institute Workshops, SolFest fair

Energy Fairs and Conferences

• Energy Conferences Worldwide List of upcoming conferences
• SNEC Shanghai, China
• RE-Plus formerly Solar Power International

Magazines, Books and News

• Backwoods Home Magazine off-grid living
• Electrek Electric Vehicle Webzine
• Energy Trace Webzine
• Home Power Magazine archives
• Mother Earth News
• PV Magazine
• Solar Power.org
• Solar Today
• Solar Tribune News and info

Energy Efficient Windows

• Efficient Windows Collaborative
• National Fenestration Rating Council (NFRC)

Web Link Sites

• Otherpower.com Renewable Energy Links

Solar Circuits

• FC's Solar Circuits charge controllers, night lighting
• FC's LED Circuits LED lighting and more
• WGR1 - 12 Volt Wind Generator Regulator

Alternative Energy Projects

• Build It Solar
• EV Photo Album Electric vehicle projects
• Green Power Science a variety of projects
• How I Built a an electricity producing Solar Panel by Michael Davis
• How I Built a an electricity producing Wind turbine by Michael Davis
• Nomadic Research Labs Off-grid expeditions by Steven Roberts
• OpenEnergyMonitor open-source data acquisition
• Otherpower Experiments Wind generator experiments
• Scoraig Wind Electric Hugh Piggott's wind projects and blog
• Solar (beer) Brewing
• Solar Cooking Wiki
• Solar Technology for the Home
• Vela Creations Chispito Wind Generator

Resources

• Alternate Energy Sources alternative energy articles
• Degree Days online calculator
• enervee energy analysis of appliances
• Hydrowatt hydroelectric info
• Power-Technology.com videos, white papers and more
• Windustry Community wind projects

Houses and Communities

• Green Home Building sustainable building info
• Sprout Tiny Homes Colorado
• Tumbleweed Tiny House Company California, Colorado
• Tiny House Listings Realtor

Miscellaneous

• The Vote Solar Initiative promoting solar friendly policies

Web Logs and Discussion Forums

• ElMoto.net Electric motorcycle forum
• Endless Sphere Electric vehicle tech forums
• open4energy and their list of energy scams
• Solar Panel Talk
• V is for Voltage Forums Electric vehicle forums