This is a 5V 4-Channel Relay interface board, be able to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic)...

U. S. Solid Normally Closed Electric Solenoid Valve; 3/4"ports, stainless steel body, Viton seal, 24 volt AC, for air, water, or oil U. S. Solid normally closed (N/C) electric solenoid valve is constructed with a high-quality stainless...

A good quality USB 2.0 Cable for the following Arduino models Arduino Duemilanove Arduino Uno Arduino Uno SMD Arduino Mega 2560 Arduino Mega ADK

Basic voltage regulators in the TO-220 package. A must have for basic 5V electronics.

The MAX7219CNG is a compact, serial input/output common-cathode display driver that can interface microprocessors to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs. Included on-chip are a BCD...

Description: Atmel's itty-bitty ATtiny13 8-Bit Processor. 1K of program space, 6 I/O lines, and 4-channel 10 bit ADC. Runs up to 20MHz with external crystal. Package can be programmed in circuit.

Description: This is a small 12mm round buzzer that operates around the audible 2kHz range. We drove it directly from a 5V AVR to generate the tones for our tone generation demonstration. Use buzzers to create simple music or user...

Your basic 7-segment LED. Common cathode. One decimal point. Digit height is 0.6". Overall height is 1"

If you've ever wondered how to control the headlight of a car from a microcontroller, a MOSFET is what you need. This is a very common MOSFET with very low on-resistance and a control voltage (aka gate voltage) that is compatible with...

A standard 5mm IR LED Pair, used in proximity sensors, line sensors, object sensors, etc.

This barrel jack plug is great for adding a common connector to the end of our wires. This jack is compatible with 5mm barrel jacks that have a 2.1mm center pole diameter. The outer shell unscrews to reveal solder terminals and a crimp...

ULN2003 is a high voltage and high current Darlington array IC. It contains seven open collector darlington pairs with common emitters. A darlington pair is an arrangement of two bipolar transistors. ULN2003 belongs to the family of...