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German Electronics News - Components, Design and New Products.
Encyclopedia, Automation, Automotives, Elements, Designtools, Elektromechanik, Embedded of system, Communication, Messen&Testen Current supply.
Marktech Optoelectronics - LED Lighting and Assemblies
"..manufacturer of led assemblies and finished products and a distributor for both Toshiba and Cree."
Thru-Hole LED Lamp Cluster Incandescent Lamp Replacement
TB62736FUGEL - Internal N-Channel MOSFET, Brightness control via Analog or PWM input, Over Voltage protection, and Thermal Shutdown.
EEM - Electronic Engineers Component Search

"EEM.com is an online resource to FIND, EVALUATE and BUY electronic components. The searches on EEM.com will take you to Manufacturers and their products, Distributor Inventories..."
Application Reference Materials
Search for reference designs, application notes, design kits and more from manufacturers and distributors.
TTI - Passive and Electromechanical Components
Electronic Components Distributor, provides premier passives and electromechanical parts including hard to find parts.
"TTI, Inc. is the world's leading authorized distributor specialist offering passive, connector, electromechanical and discrete components."
Part Comparison - Compare unique part numbers side-by-side using our Part Comparison tool.
TTI is a wholly-owned subsidiary of Berkshire Hathaway, Inc.
Newark - Electronic Components Distributor
"Newark is part of the global Premier Farnell Group ........ markets and distributes the industry's broadest selection of components, test equipment and RoHS compliant solutions for design engineers and maintenance professionals throughout the US, Canada and Mexico."
Platt Electric - Electrical Distributor
"In 1953, Isadore and Morrie Platt started the West's newest electrical supply company. As the first orders rolled in across their orange- crate desks, products rolled out to customers in an old Ford truck."
Distributor of Wholesale Electrical , Tools, Control, Lighting, Gear , Digital Surveillance, and Utility Supplies
Grainger - Industrial Materials and Equipment
Supplier of Raw Materials, Processed Materials, Tools and Instruments for Manufacturing and Construction Industry.
"William W. (Bill) Grainger founded a wholesale electric motor sales and distribution business in Chicago in 1927. He established the company to provide an efficient solution for customers to access a consistent supply of electric motors..."
SparkFun Electronics - Parts and Kits 
"So what what do we do here? SparkFun, the company, sells the bits to build stuff - like a robot, or an MP3 player, or a defibrillator, really anything you can dream up! We are electronic enablers...."
Humidity and Temperature Sensor - SHT15 Breakout
This is a simple breakout board for the SHT15 humidity sensor from Sensirion. The SHT15 digital humidity and temperature sensor is fully calibrated and offers high precision and excellent long-term stability at low cost. The digital CMOSens Technology integrates two sensors and readout circuitry on one single chip.
Erlich Industrial Development Corporation
High-end computerized lab equipment, accessories and sensors. For biotechnology, aerospace, medical, automotive and technological industries.

Erlich Industrial Development Corporation (EID) is an OEM manufacturing and R&D Company specializing in the development of high technology biological, medical and chemical research products.
Flinn Scientific - Science Activities
Sells educational science supplies. Site has especially useful information on lab safety and lab design.
Physical Science Activities - Exciting experiments which illustrate important scientific concepts and are exciting for both you and your students