Closeouts
Items in our Closeouts section are available for purchase at reduced cost. Discounts are not shown on our site. Contact us to inquire about bulk orders and big discounts on closeout items.
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Mini 3-wire Volt Meter (0 - 99.9VDC)
Put a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for ..
$7.00 $7.95
Mini Push Button Switch, Breadboard Friendly
These little buttons are typically used on everything! This Miniature Single Pole Single Throw switc..
$0.20 $0.35
Momentary Push Button Switch - 12mm Square, Breadboard Friendly
This is a standard 12mm square momentary button. What we really like is the large button head and go..
$0.40 $0.50
OLED Breakout Board - 16-bit Color 0.96" w/microSD holder
We love our black and white monochrome displays but we also like to dabble with some color now and t..
$23.10 $29.95
One Wire Digital Temperature Sensor - DS18B19
Description: This is the latest DS18B20 1-Wire digital temperature sensor from Maxim IC. Reports deg..
$4.00 $1.49
Open SoftWear
Open Softwear is a book about fashion and technology. More precisely it is a book about Arduino boar..
$25.00 $29.95
PCA9306 Level Translator Breakout
WARNING: This board has an issue with the enable pin. It will be replaced by BOB-11955 eventually. T..
$5.90 $5.99
Photoluminescent Panel - 3x5"
Photoluminescent is a big word that means a simple thing: Glow in the Dark! And do they ever! These ..
$1.99
PIR (motion) sensor
PIR sensors are used to detect motion from pets/humanoids from about 20 feet away (possibly works on..
$9.90 $9.95
Plastic Water Solenoid Valve - 12V - 1/2 NPT
Control the flow of fluid using the flow of electrons! This liquid valve would make a great addition..
$6.95
Raspberry Pi User Guide by Gareth Halfacree and Eben Upton
The Raspberry Pi User Guide: 2nd Edition contains everything the reader needs to know to get up and ..
$22.00 $29.99
RFID Tag - 125kHz
This 125kHz RFID tag has a unique 32-bit ID code and can't be re-programmed. You can read the co..
$1.25 $1.49
RGB backlight positive LCD 16x2 + extras (black on RGB)
This is a fancy upgrade to standard 16x2 LCDs, instead of just having blue and white, or red and bla..
$10.00 $12.99
Robot Builder's Bonanza
Have fun while learning how to design, construct, and use small robots! This richly illustrated guid..
$26.40 $30.00
Sewable CR2032 Battery Holder
This battery holder is by far the easiest way to add a battery to a small wearable project. By coinc..
$1.45 $1.49
Small push-pull solenoid
Solenoids are basically electromagnets: they are made of a big coil of copper wire with an armature ..
$7.70 $9.99
Small Reduction Stepper Motor - 12VDC 32-Step 1/16 Gearing
This is a great first stepper motor, good for small projects and experimenting with steppers. This u..
$3.85 $4.95
Small Reduction Stepper Motor - 5VDC 32-Step 1/16 Gearing
This is a great first stepper motor, good for small projects and experimenting with steppers. This u..
$3.85 $4.95
SOIC to DIP Adapter 20-Pin
This is a low-cost, basic SOIC breakout boards. This custom PCB will interface a standard SOIC packa..
$1.45 $1.49
SOIC to DIP Adapter 28-Pin
Low-cost basic SOIC break out boards. These are custom PCB boards that interface standard SOIC devic..
$1.45 $1.49
Solar Charger and Battery Pack - 3500mAh
This solar charged battery pack is the size of a cell phone but packs a 0.6W solar cell, charging ci..
$20.90 $24.99
SparkFun Inventor's Kit Guidebook
The full-color SparkFun Inventor's Kit Guidebook V3 contains step by step instructions of how to..
$1.35 $1.99
SparkFun Parts Box - LilyPad (magnetic)
Description: When you're working with e-textiles, you have a tendency to collect a lot of small ..
$3.30 $3.99
Step Up/Down Inverting Switching Regulator
DC to DC converter/regulator MC34063A. Has an input range of 3V to 40V, output switch current of up ..
$1.44 $1.49
Stepper motor - 200 steps/rev, 12V 350mA
A stepper motor to satisfy all your robotics needs! This 4-wire bipolar stepper has 1.8° per ste..
$10.79 $13.99
Super-bright 5mm IR LED (940nm)
Infrared LEDs are used for remote controls (they're the little LED in the part you point at your..
$0.95 $0.99
Terminal Block - 2-pin 3.5mm - pack of 5!
Nothing makes a project harder to maintain than a lot of loose wiring. That's why we like to use..
$7.70 $2.95
Thermochromatic Pigment - Black (20g)
We’ve all seen toys and things that change color when you run them under warm water or heat th..
$9.90 $12.99
Tilt ball switch
The "poor man's" accelerometer! Tilt sensors are switches that can detect basic motion..
$1.90 $1.99
Tiny breadboard
This a tiny little breadboard...half the size of a half-size breadboard! Measures 1.4" x 1.6&qu..
$3.99 $4.49
TL431 - Voltage Reference
The TL431 is a three-terminal programmable shunt regulator diode. This monolithic IC voltage referen..
$0.04 $0.79
Triple Axis Accelerometer Breakout - ADXL361
The ADXL362 is a complete 3-axis MEMS acceleration measurement system that operates at extremely low..
$9.90 $14.95
Voltage Regulator - 3.3V
Basic voltage regulators in the TO-220 package. Perfect for low voltage 3.3V parts. These are the LD..
$0.55 $0.75
Voltage Regulator - 5V
Basic 7805 voltage regulators in the TO-220 package. A must have for basic 5V electronics. Why Regul..
$0.55 $0.89