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63 Per Page
-20%
Load Cell - 2kg, Straight Bar
$7.90 $9.90  
20 pc(s)
This straight bar load cell (sometimes called a strain gauge) can translate up to 2kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the...
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-25%
Raspberry Pi GPIO Tall Header - 2x20
$2.90 $3.85  
22 pc(s)
This 2x20 "tall" header has the same number and spacing of pins as a Raspberry Pi and provides your board with the ability to extend the heights of your GPIO to accommodate for enclosures or other parts that can encapsulate your Pi. This through-hole header has 40 0.1"-spaced pins and can...
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-31%
In-line power switch for 2.1mm barrel jack
$2.50 $3.60  
10 pc(s)
Add a power switch to any project simply by plugging this between the power supply. This is the most useful thing you never knew you needed! You'll want to pick up a bunch for your electronic projects. Comes with a 5.5/2.1mm barrel jack on one end an a plug on the other. In between is an...
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In-Line Power Switch - White
$0.60 $1.00  
3 pc(s)
This inline switch is great when you just want a simple on/off toggle switch that's already enclosed. Inside is a double pole rocker switch with screw terminals. Features : SPDT 6A, 250VAC Clicky Sound Dimensions : 60.9(L) x 26.5(W) x 15.5(H)mm
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LilyPad LED Blue (5pcs)
$4.75 $5.95  
3 pc(s)
This is a simple pack of five Blue LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up. LilyPad is a wearable e-textile technology developed by Dr. Leah Buechley and cooperatively...
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Load Sensor - 50kg
$7.90 $9.90  
12 pc(s)
This load cell / sensor, sometimes called a strain gauge, is the same one found in digital bathroom scales. Each straight bar load cell is made from an aluminum-alloy and is capable of measure up to about 50kg. Documents : Specifications Load Sensor Tutorial (NerdKits)
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3 x AAA Battery Holder with Cover and Switch
$1.00 $2.00  
13 pc(s)
Enclosed battery holder for three AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...
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Breadboard-Friendly 3.5mm Stereo Headphone Jack
$1.05 $1.50  
84 pc(s)
Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a stereo jack with disconnect-switches on Left and Right channels as well as a center ground pin. You can use any 3.5mm stereo cable with this jack. The pins are on 2.54mm spacing so it plugs very...
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LilyPad LED Red (5pcs)
$4.75 $5.95  
4 pc(s)
This is a simple pack of five Red LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up. LilyPad is a wearable e-textile technology developed by Dr. Leah Buechley and cooperatively...
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LiPower Shield
$36.00 $48.00  
2 pc(s)
Is there anything an Arduino can't do? Well, for one, most of them can't be powered directly from a 3.7V LiPo battery; much less charge and monitor that battery. The SparkFun LiPower Shield takes care of this by combining the functionality of two of our favorite battery power boards: the...
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Membrane 4x4 Matrix Keypad
$1.65 $2.35  
5 pc(s)
This 16-button keypad provides a useful human interface component for microcontroller projects. It's made of a thin, flexible membrane material with an adhesive backing so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 8 microcontroller pins...
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-33%
Rocker Switch - SPDT Small
$0.60 $0.90  
29 pc(s)
The rocker switch is a classic and this one is a great size for an unobtrusive on/off switch. It can be panel mounted and has two tabs for connecting wire. You can either solder wire or use a quick-connect connector. Features : Maximum Voltage: 250VAC Maximum Current: 3A @...
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-33%
Panel Mount Toggle Switch - DPDT
$0.60 $0.90  
1 pc(s)
This heavy duty double-pole, double-throw (SPDT) toggle switch is great for any project where you need two switches each with two options to select between. Rated for 6A at 125VAC. Includes threaded nuts and washer for mounting. Features! DPDT 6 Terminal ON-OFF-ON 3 - Position...
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Membrane 3x4 Matrix Keypad
$1.65 $2.35  
3 pc(s)
This 12-button keypad provides a useful human interface component for microcontroller projects. It's made of a thin, flexible membrane material with an adhesive backing so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins...
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-38%
28mm Crocodile Clips (10 pcs)
$0.50 $0.80  
43 pc(s)
Pack of 10, 28mm Crocodile Clips. Excellent for fast prototyping where removable connections are essential. Features two side notches at the back of the clip for securing to leads and wires. Available as a pack of 10 clips. These miniature crocodile clips are perfect to use with...
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Raspberry Pi Zero Mini Camera - 72 Degree 60mm
$32.00 $40.00  
5 pc(s)
This teeny-weeny Camera Board is the perfect companion to the popular Raspberry Pi Zero! The sensor is 5MP, and the components are mounted on the flexible circuit board. As such, a little care is needed when handling, just like the connector on the Pi Zero. It's a great camera in a tiny...
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ZX Distance and Gesture Sensor
$31.95 $39.90  
2 pc(s)
The ZX Distance and Gesture Sensor is a touchless sensor that is capable of looking for simple gestures. Developed in conjunction with XYZ Interactive , the sensor uses their GestureSense® technology to recognize the distance of an object away from the sensor up to about 12 inches (30cm,...
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-15%
Ardumoto - Motor Driver Shield
$31.00 $36.50  
1 pc(s)
The Ardumoto Shield is a dual-motor controller for Arduino. Based on the L298 H-bridge, the SparkFun Ardumoto can drive two DC motors up to 2A per channel. Combined with an Arduino, the Ardumoto makes a fantastic controller platform for RC vehicles or even small autonomous robots. It's now...
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-31%
Illuminated Capacitive Switch Module - Yellow
$2.50 $3.60  
8 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...
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-31%
Illuminated Capacitive Switch Module - Blue
$2.50 $3.60  
2 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...
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-31%
Illuminated Capacitive Switch Module - Red
$2.50 $3.60  
1 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...
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RFID Tag - 125kHz
$2.35 $2.95  
19 pc(s)
RFID is useful for sensing and identifying tagged people and objects for access control, automation, and a whole range of different applications. This basic RFID tag works in the 125kHz RF range and comes with a unique 40-bit ID. It is not re-programmable. This blank, smooth, and mildly...
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-31%
Illuminated Capacitive Switch Module - Green
$2.50 $3.60  
8 pc(s)
This Illuminated Capacitive Switch Module feature an innovative method of combining the benefits of capacitive switching with colour back lighting. The backlit switching solution allows makers to prototype and evaluate HMI designs without the need to develop custom capacitive sensors and back...
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-11%
Educational Traffic Light Module
$1.20 $1.35  
3 pc(s)
The Educational Traffic Light Module is a low cost hardware module designed to allow users to take their first steps into interfacing microcontroller with the real world. It is designed to remove many of the common hurdles people are faced with when getting started using hardware with the...
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Mifare 13.56MHz RC522 RFID Card Reader (3.3V Supply)
$6.35 $7.95  
5 pc(s)
MFRC522 is the highly integrated RFID card reader which works on non-contact 13.56MHz communication. Designed by NXP as a low power consumption, low cost and compact size read and write chip, this MFRC522 is the best choice in the development of portable hand-held devices. It supports...
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-27%
Programming Fixture 8266 - ESP8266
$25.50 $34.95  
6 pc(s)
The Programming Fixture 8266 is an innovative programming / testing tool specially designed for ESP-07 , ESP-07S, ESP-12F and ESP-12S. It provides an efficient way to program and test the ESP8266 module before soldering the module to the board. User just need to place the module on the...
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-50%
SparkFun moto:bit
$22.50 $45.00  
4 pc(s)
The SparkFun moto:bit is a fully loaded "carrier" board for the micro:bit that, when combined with the micro:bit, provides you with a fully functional robotics platform. The moto:bit offers a simple, beginner-friendly robotics controller capable of operating a basic robotics chassis. Onboard...
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-11%
Arduino Uno Rev 3 ( A000066 )
$39.95 $45.00  
3 pc(s)
This is the new Arduino Uno R3. In addition to all the features of the previous board, the Uno now uses an ATmega16U2 instead of the 8U2 found on the Uno (or the FTDI found on previous generations). This allows for faster transfer rates and more memory. No drivers needed for Linux or Mac (inf...
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SparkFun Motor Driver - Dual TB6612FNG (with Headers)
$14.65 $19.55  
8 pc(s)
The TB6612FNG Motor Driver can control up to two DC motors at a constant current of 1.2A (3.2A peak). Two input signals (IN1 and IN2) can be used to control the motor in one of four function modes: CW, CCW, short-brake, and stop. The two motor outputs (A and B) can be separately controlled,...
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-30%
WS2812 RGB Ring - 24 LED
$5.25 $7.50  
130 pc(s)
Round and round and round they go! 24 ultra bright smart RGB LED are arranged in a circle with 86mm outer diameter. The rings are 'chainable' - connect the output pin (DO) of one to the input pin (DI) of another. Use only one microcontroller pin to control as many as you can chain together!...
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Electric Paint Lamp Kit
$48.00 $60.00  
6 pc(s)
Make three paper lamps with no tools, no programming, no special skills required. A great gift for anyone that needs more light in their life! Transform a piece of paper into a beautiful lamp in three easy steps. Paint, plug, and play! Use this Electric Paint to create custom...
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Arduino Sensor Kit (34 Sensor Modules)
$55.60 $69.50  
1 pc(s)
Note: For safety reasons and to comply with local government regulation, this kit does not contain any Laser Emitter and sensors containing Mercury. The sensor kit for the Arduino system consists of 34 individual sensor modules which can be used to carry out many interesting...
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Shaft - Solid 2mm Diameter x 75mm
$0.10 $0.20  
2 pc(s)
These 75mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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Shaft - Solid 2mm Diameter x 20mm
$0.10 $0.20  
33 pc(s)
These 20mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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Shaft - Solid 2mm Diameter x 30mm
$0.10 $0.20  
14 pc(s)
These 30mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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Shaft - Solid 2mm Diameter x 40mm
$0.10 $0.20  
30 pc(s)
These 40mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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RFID Tag 25mm diameter - 125kHz
$3.60 $4.50  
48 pc(s)
RFID is useful for sensing and identifying tagged people and objects for access control, automation, and a whole range of different applications. This basic RFID tag works in the 125kHz RF range and comes with a unique 40-bit ID number. It is not re-programmable (read-only). This tag is...
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Push Button Assortment Pack of 5 (Assembled)
$5.50 $7.85  
30 pc(s)
These push buttons are great for all sorts of projects. This assortment comes with 5 different colors and the button is soldered to a breakout board with a 10K pull-up resistor and 2.54mm male header. The colored caps are removable . The dimension of the button is 12mm x 12mm.
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SparkFun gator:bit
$15.50 $31.00  
4 pc(s)
The SparkFun gator:bit is an all-in-one "carrier" board for your micro:bit that provides you with a fully functional development and prototyping platform. Almost every pin on the micro:bit is broken out to pads that alligator (or crocodile, if you prefer) clips so you can get the most out of...
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Pulley For Toy Motorr - 17mm Diameter
$0.15 $0.30  
8 pc(s)
This plastic pulley can be used to drive wheels or other pulleys with 2mm diameter belt. They have an outer diameter of 17mm and is designed to fit the 2mm shafts and the output shaft on our DC toy motor . Wheel body: ø17 x 4mm
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Pulley For Toy Motor and TT Motor - 30mm Diameter
$0.15 $0.30  
45 pc(s)
This plastic pulley can be used to drive wheels or other pulleys with 2mm diameter belt. They have an outer diameter of 30mm and is designed to fit the 2mm shafts and the output shaft on our DC toy motor . It also has a slot for fitting onto our TT motor and comes with a mounting screw for...
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Pulley For Toy Motor and TT Motor - 36mm Diameter
$0.15 $0.30  
46 pc(s)
This plastic pulley can be used to drive wheels or other pulleys with 2mm diameter belt. They have an outer diameter of 36mm and is designed to fit the 2mm shafts and the output shaft on our DC toy motor . It also has a slot for fitting onto our TT motor and comes with a mounting screw for...
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Shaft - Solid 2mm Diameter x 60mm
$0.10 $0.20  
12 pc(s)
These 60mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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-50%
Shaft - Solid 2mm Diameter x 80mm
$0.10 $0.20  
19 pc(s)
These 80mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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Shaft - Solid 2mm Diameter x 100mm
$0.10 $0.20  
12 pc(s)
These 100mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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-20%
Keypad - 16 Button (Alphanumeric)
$4.95 $6.20  
2 pc(s)
This is a basic 16 button keypad that has been designed for easy user input and functionality. The buttons are set up in a matrix format which allows a microcontroller to 'scan' the 8 output pins to see which of the 16 buttons is being pressed. Each of the keypad's 16 buttons has been...
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-20%
4 x AAA Battery Holder with Cover and Switch
$2.00 $2.50  
13 pc(s)
Enclosed battery holder for four AAA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...
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-40%
USB microB Cable - 1.5 meter
$3.00 $5.00  
1158 pc(s)
USB 2.0 type A to micro USB 5-pin. This is a new, smaller connector for USB devices. Micro USB connectors are about half the height of mini USB. Micro USB is found on newer hand held devices like cell phones and portable media devices. Connector shape may vary slightly from image as our stock...
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-50%
Single Row Break Away Pin Header - Straight (Blue)
$0.75 $1.50  
135 pc(s)
A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers. Features: Pin Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 11.5 mm
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Single Row Break Away Pin Header - Straight (Red)
$0.75 $1.50  
25 pc(s)
A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers. Features: Pin Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 11.5 mm
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Single Row Break Away Pin Header - Straight (White)
$0.75 $1.50  
15 pc(s)
A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers. Features: Pin Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 11.5 mm
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Single Row Break Away Pin Header - Straight (Yellow)
$0.75 $1.50  
240 pc(s)
A row of headers - break to fit. 40 pins that can be cut to any size. Used with custom PCBs or general custom headers. Features: Pin Style: Square Number of Pins: 40 Pin Spacing: 0.1" (2.54 mm) Pin Length: 11.5 mm
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-23%
Air Quality Breakout - CCS811
$29.90 $38.90  
2 pc(s)
The CCS811 Air Quality Breakout is a digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds (TVOCs), including equivalent carbon dioxide (eCO2) and metal oxide (MOX) levels. VOCs are often categorized as pollutants and/or sensory irritants and can come...
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ubit:connect Interfacing Board for BBC micro:bit - Assembled
$16.75 $33.50  
116 pc(s)
This ubit:connect Interfacing Board is specially designed for BBC micro:bit developer. It offers an easy way to connect sensors, actuators and other circuits to the micro:bit. The board comes with an 0.91" OLED display. Together with SGBotic's customised makecode package, this OLED display...
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-46%
1 x AA Battery Holder with Cover and Switch
$1.00 $1.85  
19 pc(s)
This 1xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable sliding cover and an ON/OFF switch which can be used to control power to your project. The leads are about 150mm, and the last 5mm of them are tinned. Dimensions: 69 x 26...
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Shaft - Solid 2mm Diameter x 90mm
$0.10 $0.20  
33 pc(s)
These 90mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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-50%
Shaft - Solid 2mm Diameter x 110mm
$0.10 $0.20  
5 pc(s)
These 110mm long steel shafts have a diameter of 2mm. These shafts are solid, which makes them an ideal choice for axles. They fit on the following wheel and pulley: Wheel: RBT-02709 RBT-02711 RBT-02713 Pulley: RBT-02714 RBT-02715...
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-20%
IMX219 Camera Module For Pi Cam V2 - 8 MegaPixels, 160° View Angle
$27.60 $34.50  
7 pc(s)
This IMX219 camera module is supplementary for Raspberry Pi official camera to fulfil the demands for wide view angle. It features 8-megapixel 160 degree view angle. If you got a Raspberry Pi Camera Board V2 and require wide view angle, here it is. Note : Follow the instruction in this...
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-9%
LiPo Charger Plus - USB Type-C
$15.00 $16.50  
1 pc(s)
The SparkFun LiPo Charger Plus is the souped-up power option in the SparkFun line of single-cell lithium polymer (LiPo) battery chargers. With this iteration, we've changed the input charge connector to USB-C and provided charge rate selection as well as optional thermal protection. Charge,...
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-7%
Type-K Thermocouple probe - 50mm
$6.99 $7.50  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 50mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-22%
Type-K Thermocouple probe - 100mm
$6.99 $9.00  
7 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 100mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-30%
Type-K Thermocouple probe - 150mm
$6.99 $10.00  
10 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 150mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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-36%
Type-K Thermocouple probe - 200mm
$6.99 $11.00  
5 pc(s)
This is a stainless steel Type-K Thermocouple probe for measuring temperature from 0 to 400°C. The thermocouple junction of the probe is grounded, providing faster respond to temperature change. The probe itself is 200mm long, 5mm diameter and with M8 thread. Total length of the sensor,...
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