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$4.39
NPN Bipolar Transistors (PN2222) - 10 pack
AdafruitTransistors are powerful little electronic switches, and we really like these NPN transistors whenever we need to control medium-power electronics ...
View full details$4.39 -
$1.62
2-Pin Female JST XH-Style Cable (15cm)
PololuThis 6" (15cm) cable has two 26AWG stranded conductors with a 2.5mm-pitch 2-pin female JST XH-style connector. The spacing is very close to 0.1",...
View full details$1.62 -
$2.12
Mini Panel Mount SPDT Toggle Switch
AdafruitThis or that, one or the other, perhaps or perhaps not! So hard to make decisions these days without feeling like you're just going back and forth ...
View full details$2.12 -
$2.16
Screw Terminal Block: 2-Pin, 5 mm Pitch, Side Entry (4-Pack)
PololuOverview These terminal blocks have terminals that hold and release wires through the simple adjustment of a screw, allowing you to easily make te...
View full details$2.16 -
$0.89
Momentary Pushbutton Switch - 12mm Square
SparkFunThis is a standard 12mm square momentary button. What we really like is the large button head and good tactile feel (it ‘clicks’ really well). This...
View full details$0.89 -
$5.17
Stackable Header - 8 Pin (Extended)
DFRobotThis is a 8-pin female header, with extra long legs -- great for stacking Arduino shields. SPECIFICATIONS Pins are spaced by 0.1"...
View full details$5.17 -
$6.98
Pololu 5V Step-Up/Step-Down Voltage Regulator S7V7F5
PololuOverview The Pololu step-up/step-down voltage regulator S7V7F5 is a switching regulator (also called a switched-mode power supply (SMPS) or DC...
View full details$6.98 -
$1.32
Crimp Pins for Female Housing Pins(PH2.54)
DFRobotThis is a package of crimp pins for female housing pins with the pitch of 2.54mm(0.1"). You can make customized cables that mate with the 0.1"-spa...
View full details$1.32 -
$5.81
Barrel Jack Adapter - USB to 5.5mm
SparkFunThis is a simple cable that adapts from a USB port to a 5.5x2.1mm barrel connector, center positive. This cable allows the user to use a USB port o...
View full details$5.81 -
$2.26
RJ11 6-Pin Connector
SparkFunThrough-hole RJ11 socket with PCB mounting posts. 6-pin connection - housing accepts common telephone connectors/wiring.If you need a board for thi...
View full details$2.26 -
$2.87
0.1" (2.54mm) Crimp Connector Housing: 2x10-Pin 5-Pack
PololuOverview These housings work with our wires with pre-crimped terminals and our crimp pins to let you quickly make custom cables that mate with var...
View full details$2.87 -
$130.00
Snap Circuits 300-in-1 SC-300
PololuSC-300 Snap Circuits 300-in-1. Winner of the Dr. Toy 100 Best Children’s Products award, the Snap Circuits educational kits by Elenco are a gr...
View full details$130.00 -
$1.18
Rocker Switch: 3-Pin, SPDT, 10A
PololuThis single-pole, double-throw (SPDT) rocker switch makes a great on/off power switch. It is rated for 10 A at 125 VAC and 6 A at 250 VAC. D...
View full details$1.18 -
$2.16
3-AA Battery Holder, Enclosed with Switch
PololuThis battery holder features two 6″, 24-gauge leads that have 5 mm of insulation stripped off of the ends.
$2.16 -
$21.60
Pololu 5V, 5A Step-Down Voltage Regulator D24V50F5
PololuOverview The D24V50Fx family of step-down voltage regulators generates lower output voltages from input voltages as high as 38 V. They are switc...
View full details$21.60 -
$2.12
16mm Panel Mount Momentary Pushbutton - Black
AdafruitOK, this item is pretty simple - it's a panel mount pushbutton. It's not that exciting, no LEDs, no bells & whistles. But we really like it any...
View full details$2.12 -
$5.08
Concave Button - Green
SparkFunThis is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect for mashing. This button...
View full details$5.08 -
$3.05
ESP32 Thing Stackable Header Set
SparkFunThese headers are made to work with the SparkFun ESP32 Thing and ESP32 Power Control Shield boards. Each set of headers makes your ESP32 Thing easi...
View full details$3.05 -
$3.81
1N4148 Signal Diode - 10 pack
AdafruitYou have some electrons over here, and you want them over there but you don't want the electrons from over there to be able to come over here? That...
View full details$3.81 -
$9.23
Pololu 3.3V Step-Up/Step-Down Voltage Regulator S7V8F3
PololuOverview The Pololu step-up/step-down voltage regulator S7V8F3 is a switching regulator (also called a switched-mode power supply (SMPS) or DC...
View full details$9.23 -
$6.12
Pololu 12V Step-Up Voltage Regulator U3V12F12
PololuOverview These boost (step-up) voltage regulators generate higher output voltages from input voltages as low as 2.5 V and output a stable 12VDC....
View full details$6.12 -
$0.34
Potentiometer Control Rotary Knob Orange
Little BirdThe knob is designed to set directly on the potentiometer's ridges so it's an easy & secure fit. It has a nice feel, with a rubbery grip, tweak...
View full details$0.34 -
$4.39
10uF 50V Electrolytic Capacitors - Pack of 10
AdafruitThis is a 10 pack of 10uF 50v capacitors, so they can be used with any DC voltage up to 50V. They have a tolerance of ±20% and long flexible p...
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$1.57
SPDT Mini Power Switch
SparkFunSimple SPDT slide switch. Rated at 30V/200mA. The pins have .1" spacing - fits great into a breadboard! Use it as a power switch or general control...
View full details$1.57 -
$0.51
Mini Pushbutton Switch
SparkFunWe use these little buttons on everything! These Miniature Single Pole Single Throw switches have a good click to them and are breadboard friendly....
View full details$0.51 -
$1.78
3-Pin Female JST PH-Style Cable (30 cm) with Female Pins for 0.1" Housings
PololuThis 12-inch (30-cm) cable has 26 AWG wires and a 3-pin female JST PH-style connector (2 mm pitch) that works with Sharp analog distance sensors t...
View full details$1.78 -
$8.90
Membrane 3x4 Matrix Keypad + extras [3x4]
AdafruitPunch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin, f...
View full details$8.90 -
$2.89
Snap-Action Switch with 50mm Lever: 3-Pin, SPDT, 5A
PololuThis single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch, but the 2"-long lever arm makes it especiall...
View full details$2.89 -
$5.63
3.5mm (1/8) 4-Pole (TRRS) Audio Jack Terminal Block
AdafruitOne truth about working with audio is you always need the cable or adapter you don't have in your toolbox. That's why we love these terminal-block ...
View full details$5.63 -
$5.63
TIP120 Power Darlington Transistors - 3 pack
AdafruitTransistors are powerful little electronic switches, and when our little NPN transistors aren't power enough for your project, we have been known t...
View full details$5.63 -
$1.22
0.100" (2.54 mm) Female Header: 2x20-Pin, Straight
PololuOverview These 0.1" straight female header strips are commonly used as low-cost connectors for custom-made cables or perforated prototyping PCBs. ...
View full details$1.22 -
$12.42
Laser Diode - 5mW 650nm Red
AdafruitYou have some frickin' sharks at your lair, and you're thinking "it would be really great if I could attach some lasers to them" and then you see t...
View full details$12.42 -
$4.39
Aluminum Heat Sink for Raspberry Pi 3 - 15 x 15 x 15mm
AdafruitLooking for the best heat sink for your Raspberry Pi 3? Check out this nice and tall 15x15x15mm Heat Sink!This heat sink is made from high quality ...
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$1.52
DC Barrel Jack Adapter - Breadboard Compatible
SparkFunThis DC power jack/connector is just like the other one that we carry except that it’s terminated with breadboard-friendly pins instead of wide sol...
View full details$1.52 -
$16.97
Adafruit Perma-Proto Quarter-Sized Breadboard PCB (3-Pack)
PololuThese Adafruit Perma-Proto Quarter-Sized Breadboard PCBs bridge the gap between solderless breadboards and standard perf-boards by providing a thr...
View full details$16.97 -
$7.21
Stranded Wire: Black, 22 AWG, 50 Feet
PololuWe carry stranded hook-up wire in an assortment of gauges and colors: Stranded wire is more flexible than solid wire and is good for projects wh...
View full details$7.21 -
$6.39
Speaker - 3inch / 76.2mm Diameter - 4 Ohm 3 Watt
AdafruitListen up! This 3" diameter speaker cone is the perfect addition to any audio project where you need an 4 ohm impedance and 3W or less of power. We...
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$1.74
Through-Hole Resistors - 4.7K ohm 5% 1/4W - Pack of 25
AdafruitΩMG! You're not going to be able to resist these handy resistor packs! Well, axially, they do all of the resisting for you! This is a 25 Pack of...
View full details$1.74 -
$10.61
Picade Wiring Loom v2
PimoroniThis wiring loom has all the cables and connectors you'll need to connect a joystick, arcade buttons, and illuminated button to Picade X HAT. It's ...
View full details$10.61 -
$2.41
Male 40-pin 2x20 HAT Header - Male Right-Angle 40-pin Header
PimoroniThese 40-pin 2x20 male headers can be used on a Pi Zero or a pHAT to break out the pins.Add one to a Pi Zero for compatibility with HATs (which use...
View full details$2.41 -
$6.99
DRV8835 Dual Motor Driver Carrier
PololuOverview DRV8835 dual motor driver carrier, bottom view with dimensions. TI SN754410 (16-pin DIP) next to the #2135 DRV8835 carrier (14-pi...
View full details$6.99 -
$9.17
DRV8834 Low-Voltage Stepper Motor Driver Carrier
PololuDRV8834 low-voltage stepper motor driver carrier with dimensions. Overview This product is a carrier board or breakout board for TI’s DRV883...
View full details$9.17 -
$6.12
Pololu 5V Step-Up Voltage Regulator U3V12F5
PololuOverview These boost (step-up) voltage regulators generate higher output voltages from input voltages as low as 2.5 V. They are switching regula...
View full details$6.12 -
$1.67
JST-PH 2-Pin SMT Right Angle Connector
AdafruitA simple 2-pin connector that is compatible with the "JST PH 2-pin" connector - perfect for soldering to the bottom of our 3.3V Logic Trinket and 5...
View full details$1.67 -
$1.52
Mini Pushbutton Switch - SMD
SparkFunMiniature surface mount momentary button. These are great, low-profile momentary switches. Perfect as a tactile reset switch. Rated up to 50mA. D...
View full details$1.52 -
$1.27
2mm 10pin XBee Socket
SparkFunThis is a 10-pin socket with 2mm pitch that mates with the popular XBee radio from Digi. Use this small part to avoid having to solder your preciou...
View full details$1.27 -
$0.78
DIP Sockets Solder Tail - 28-Pin 0.3"
SparkFunDip sockets for all your prototyping needs. If you’ve ever had to de-solder a dip part from a circuit board, you know how valuable these are! Numbe...
View full details$0.78 -
$2.67
Break Away Female Headers - Swiss Machine Pin
SparkFunSingle row of 30-holes, female header with swiss round machined pins. These units have very high quality round pins to accept and retain machine pi...
View full details$2.67