The DFRobot Relay Module is a standard relay used with a controller board to interface external electrical circuits or modules. Some of the most common applications with Arduino ar..
Make an air aerial propeller vessel, a cooling system, or spinning machine with this small fan module. It comes with a propeller, a 15,000 rpm motor and cable. Add flavor to your o..
This immersible pump can be used to water your plants, make a fountain or waterfall, even change your fish tank wter.It works quietly with the sound level under 30db.
The pump h..
This is a Heater used to heating the hot end which is very popular for 3D printers such as Reprap, Ultimaker and Makerbot. It has a right angle which make it easy to be installed a..
What is a 'laser card' you ask? It is only the coolest thing to hit Spark Fun Electronics since the Color LCD last week! Don't be fooled by the 0.8mW rating. This little module is ..
A solid state relay (SSR) is just what it sounds like; an IC that acts like a mechanical relay. They allow you to control high-voltage AC loads from lower voltage DC control circui..
A vibration motor! This itty-bitty, shaftless vibratory motor is perfect for non-audible indicators. Use in any number of applications to indicate to the wearer when a status has ..
This 0.012" Muscle Wire® (aka shape memory Nitinol) is a one foot long piece of nickel-titanium alloy that can flex and contract when a specific amount of heat or current is applie..
This Relay Shield for Arduino acts like a switch. It is commonly used to control anything over 5V such as lamps, water pumps and garage doors.
One of the most in..
A relay is an electrically operated device. It has a control system and (also called input circuit or input contactor) and controlled system (also called output circuit or output c..
5V 4 Channel Relay Module For Arduino PIC ARM DSP AVR MSP430 Blue Low Strigger can be able to control various appliances, and other equipments with large current.
It can be cont..
If you want to switch up to 8 high current / high voltage loads from a microcontroller, this 5V relay board can do it.