Know of one that isn't listed? let us know here:
http://www.hidplanet.com/forums/show...her-components


LED and LED-related suppliers:


www.LEDCAR.com
This site provides information on LED automotive retrofits. They also have for sale Lumileds Superflux LEDs, premade LED PCB's, SnapLED's, and Lumileds Luxeon LED's.

http://www.LEDSUPPLY.com
This site has for sale all sorts of LEDs including 3mm, 5mm, Luxeon, and Moon Series. They also produce many different types of drivers to protect the LED's from it's input.

http://www.futureelectronics.com/en/Pages/index.aspx
This site is an authorized dealer for Lumileds in the US. They carry everything that Lumileds makes including SnapLEDs, Superflux LEDs, Luxeon LEDs, Optics, Heatsinks, and Drivers.

www.eled.com
Large variety of SMD LEDs, 3mm, 5mm, and high powered SMD LEDs.

http://www.autolumination.com/connectors.htm
Lots of LED stuff but especially empty 194, 1156, 1157, bulb bases and sockets to help build your own PNP retros.

http://www.elef-usa.com
hi power korean pnp led bulbs for 1156/3157 25mm size using luxeonIII and osram diamond dragon leds with PMW circuit.

http://www.led-tech.de/en/index.html
Germany-based, LED parts supplier including LED brands like Cree, Edison, Luminous, Technic, and Seoul products, and also the owner/supporter of the german led forum, http://www.ledstyles.de/

http://www.ledrise.com/index.php
Hong Kong-based, Led parts supplier including LED brands like Cree, Nichia, Samsung, and Bridgelux. note: free shipping on many small quantity orders--link for details.

http://www.leds.de/en/
Germany-based, LED parts supplier including LED brands like Cree, Nichia, Samsung, Citizen, Bridgelux, Seoul, and Osram.

http://www.rapidled.com/
California-(US) based, LED supplier, who's primary focus is aquarium and plant lighting. They also maintain a basic "LED University"(Link) section detailing the recommended and maximum ratings of specific led chips.

http://www.wayjun.com/
China-based non-name-brand led supplier. they also carry various terminal blocks and other assorted components

http://www.luxeonstar.com/
Ontario(CA)-based, as the name implies, they specialise in Luxeon Rebel led's mounted to star boards. Of note, they offer not-so-common square boards as well as various optic's and heatsink options for many star mounted led's.
They also have a large knowledge base covering a many different aspects of high power led implementation and construction.

http://www.cutter.com.au/
Nunawading Vic(AUS)-based, general electronic supplier. of note, they carry Cree led's in multiple color temperatures, as well as multiple-led boards.

http://www.ledsales.com.au/catalog/index.php
while the web address is australian, there is no further indication of where they are located. they carry all sorts of led and led-related components, and have a "name brand" section with many top companies.

http://illuminationsupply.com/
California(US)-based, who's primary focus is LED flashlight modification and customization. They carry Cree and Nichia high power led's.

http://shop.niviss.com/
Gdynia(Poland)-based, they mostly sell Cree LED's, assorted Cree-type optics, and various led's premounted to star, square, and circle boards.

http://www.led1.de/shop/index.php?language=en
Rosslau(Ger)-based, they carry various led-related components, and also support the german forum http://www.led-community.de/

http://www.wayjun.com/
China-based non-name-brand led supplier. they also carry various terminal blocks and other assorted components




LED and electronics suppliers:

www.DigiKey.com - MN, USA (cant find their retail locations)
Primary source for the discontinued, but plentiful LDO Sharp voltage regulators(part numbers: PQ12RD21, PQ09RD21, '12' and '09' referring to output voltage). They are also a authorised Cree reseller, and stock a huge amount of components for any use.

www.Mouser.com - USA, Europe and Asia
Depending on the part, they can be cheaper then Digikey, and the shipping option "USPS Priority Shipping" option is always $7, and is reported to always be 2 days away including saturdays.

http://www.futureelectronics.com/en/Pages/index.aspx
Quebec, Canada-based, with many branches all over the world(check here for nearest branch) This site is an authorized dealer for Lumileds in the US. They carry everything that Lumileds makes including SnapLEDs, Superflux LEDs, Luxeon LEDs, Optics, Heatsinks, and Drivers, as well as many other electronic components.

http://www.cutter.com.au/
Nunawading Vic(AUS)-based, general electronic supplier. of note, they carry Cree led's in multiple color temperatures, as well as multiple-led boards.

http://www.sigmaautomotive.com/lighting/main06.php
appears to be Pennsylvania (US)-based, they carry many name brand led bulbs.

http://www.lighthouseleds.com
Washington(US)-based, they mostly carry non-name brand led's and general low voltage electrical components. formally known as Niktronix.

General Electronics suppliers(may contain LED's):

http://www.goldmine-elec.com/
Lots of DIY electronics including boards, relays, switches, fans, etc. surplus electronics.

http://www.quickar.com/leds.php?session=0OWlF05s
Lots of cool LEDs, PWMs and other related items.

http://www.dealextreme.com/
Cree LEDs and other goodies

http://www.kaidomain.com
Cree LEDs and other goodies

http://www.circuitspecialists.com
DIY electronics parts and supplies.

www.RadioShack.com - Pretty much every city in America... lol.http://www.led-tech.de/en/index.html
Typically more expensive then all other suppliers(at least 2-4 times more), but carry most common value 1/4watt and 1/2watt through-hole resistors, as well as a few different variations of house-brand led's.

www.frys.com - similar offerings to radioshack and many locations.

http://www.acetroncorp.com/index.htm
Indiana(US)-based, general component supplier. currently, they do not have a online store(there is a link to a store site, but it displays a 404 error), they carry a large number of LEDIL optics, are a Cooper House-Hinds distributor, as well as other various connectors and enclosures.

www.jameco.com - California, USA (not sure of their retail locations other than that)
general electronics supplier.

www.maplin.co.uk - UK based
a one-stop-shop. if it uses power to function, they sell it

http://www.electronicsurplus.com/default.aspx
ohio(US)-based, a surplus electronic's supplier

http://www.allelectronics.com/
California(US)-based, a surplus electronic's supplier

http://www.sparkfun.com/index
Colorado(US)-based, a hobbyist component supplier

http://www.excesssolutions.com/
California(US)-based, a surplus electronic's supplier

http://www.futurlec.com/index.shtml
New York(US)-based, electronic's supplier

http://www.current-logic.com/shop/index.php
Shenzhen(China)-based, very cheap, high output voltage converters.

http://www.satistronics.com/
China-based, general electronics supply. they also have a page offering custom printed circuit boards, but there are no further details without conacting them with the quantity, dimensions, and board type.

http://www.seeedstudio.com/depot/
Shenzhen(China)-based, a hobbyist supply company that also offers a custom pcb printing service.

http://www.adafruit.com/
New York(US)-based, a hobbyist supply company

http://iteadstudio.com/store/
Shenzhen(China)-based, a hobbyist supply company that also offers a custom pcb printing service.

http://www.cascadesurplus.com/
Oregon(US)-based. currently not in business, being threatened by a large lawsuit(pdf on main page explains it), they are a surplus electronics supplier. link remains in case they resume operations.

http://www.newark.com/
IL(US)-based. they offer a wide variety of electronics components. they are part of the Farnell Company(Element14 in Austrailia, and Farnell in the UK), which has branches around the world.

https://avnetexpress.avnet.com/
AZ(US)-based. they offer a wide variety of electronics components.

http://www.arrow.com
general electronics supplier, 390 locations worldwide. Dealer for Cree, Osram, Avago etc.



Custom PCB Manufacturers:

note 1: some, or possibly all of these services can take at least 3-7 weeks for completion.

note 2: be sure to check the traces with a ohm meter before using the boards. some close-proximity traces can still be connected despite the boards claiming to be "100% E-tested".

pcb manufacturer review page(located via hackaday: link):
http://www.ladyada.net/library/pcb/manufacturers.html


http://www.satistronics.com/
China-based, general electronics supply. they also have a page offering custom printed circuit boards, but there are no further details without conacting them with the quantity, dimensions, and board type.

http://www.seeedstudio.com/depot/
Shenzhen(China)-based, a hobbyist supply company that also offers a custom pcb printing service.

http://iteadstudio.com/store/
Shenzhen(China)-based, a hobbyist supply company that also offers a custom pcb printing service.

http://www.wondom.com/products
Unknown location, located via sureelectronics.com, unsure if they are a subsidary, or a different company all together who has partnered with sureelectronics to offer the services.

http://www.pad2pad.com/
New Jersey-based, a custom pcb printing service.