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There are literally millions of passive and active electronic components, we stock the best and most popular for use in your projects.
Active electronic components in this category include analog to digital converters, voltage regulators, diodes, transistors and opto-isolators. The passive electronics components in this category comprise of super capacitors, resistors and potentiometers.
We have a great selection of the most popular programmable PIC micro controllers including ATMEL MCUs.
We stock the most commonly used switches and buttons, from big dome push buttons and arcade buttons to tactile switches and micro switches, plus a staggering array of LEDs.
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DHT20 - AHT20 Pin Module - I2C Temperature and Humidity Sensor
Adafruit£4.99 inc VAT
£4.16 ex VATDESCRIPTION This little sensor looks an awful lot like the popular DHT11/DHT22 temperature and humidity sensors, but unlike classic DHT sensors, it...
View full details£4.99 inc VAT
£4.16 ex VATSale -
Small Black Potentiometer Knob with Transparent Centre
Cool Components£1.00 inc VAT
£0.83 ex VATDESCRIPTION Plastic Knob with an illuminated top dot for the RGB Encoder. FEATURES Plastic knob Skirt diameter: 12.7mm Upper diameter: 11mm Total ...
View full details£1.00 inc VAT
£0.83 ex VATSold out -
SG90 Digital Servo - 360 Degree
TowerPro£3.99 inc VAT
£3.33 ex VATFEATURES Weight: 9g Operating Angle: 360 degree Dimension: 23×12.5x22mm Stall torque: 1.3kg/cm(4.8v), 1.5kg/cm(6V) Gear type: POM gear set Operati...
View full details£3.99 inc VAT
£3.33 ex VATSale -
MG90S Analog Metal Gear Servo
TowerPro£5.99 inc VAT
£4.99 ex VATDESCRIPTION The MG90S is one of the most popular 9g metal servos in the world. FEATURES Weight: 13.4g Dimension: 22.8×12.2×28.5mm Stall torque: 1....
View full details£5.99 inc VAT
£4.99 ex VATSale -
DIY Magnetic Connector - Right Angle Five Contact Pins
AdafruitOriginal Price £7.99 inc VATCurrent Price £5.71 inc VAT
£4.76 ex VATDESCRIPTION Want to add something new and futuristic to your next project, or a way to quickly break or make contacts? you can now experiment with ...
View full detailsOriginal Price £7.99 inc VATCurrent Price £5.71 inc VAT
£4.76 ex VATSave 29% -
MG996R Digital Metal Gear Servo - 180 Degree
TowerPro£10.19 inc VAT
£8.49 ex VATDESCRIPTION The MG996R is an upgraded version of the MG995 servo. It has a new PCB and IC control system which makes it far more accurate and its i...
View full details£10.19 inc VAT
£8.49 ex VATSale -
MG90D Digital Metal Gear Servo - 360 Degree
TowerPro£7.79 inc VAT
£6.49 ex VATDESCRIPTION Digital 13g Metal gear, double ball bearing servo and alloy casing in the middle. Excellent for 360 degree robotic clockwise/counter cl...
View full details£7.79 inc VAT
£6.49 ex VATSale -
Tower Pro SG90 - Servo Arm Set
TowerProOriginal Price £0.99 inc VATCurrent Price £0.20 inc VAT
£0.17 ex VATDESCRIPTION Set of servo arms for the SG90
Original Price £0.99 inc VATCurrent Price £0.20 inc VAT
£0.17 ex VATSave 80% -
Qwiic Quad Relay (COM-15102)
SparkFun£33.70 inc VAT
£28.08 ex VATDESCRIPTION The SparkFun Qwiic Quad Relay is a unique power accessory board that has been designed for switching not one but four high powered devi...
View full details£33.70 inc VAT
£28.08 ex VATSale -
PIC 16F627 MCU
Microchip£2.35 inc VAT
£1.96 ex VATDESCRIPTION The PIC 16F627 effectively replaces the well used 16F84. It is pin compatible but has several massive advantages over its older brother...
View full details£2.35 inc VAT
£1.96 ex VATSale -
DIY Magnetic Connector - Straight 6 Contact Pins - 2.2mm Pitch
Adafruit£8.99 inc VAT
£7.49 ex VATDESCRIPTION If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connector...
View full details£8.99 inc VAT
£7.49 ex VATSale -
Tsunami Super WAV Trigger (Qwiic)
Sparkfun Electronics£93.62 inc VAT
£78.02 ex VATDESCRIPTION Based on a new generation ARM Cortex M7, the Qwiic Tsunami Super WAV Trigger extends polyphony to 32 mono or 18 stereo simultaneous unc...
View full details£93.62 inc VAT
£78.02 ex VATSale -
Latch Terminals - 5mm Pitch (3-Pin)
SparkFunOriginal Price £0.85 inc VATCurrent Price £0.67 inc VAT
£0.56 ex VATDESCRIPTION You'll have no need for a screwdriver with this terminal! This is a 3-pin Latch Terminal with 5mm pitch pins. Each pin is rated up to 2...
View full detailsOriginal Price £0.85 inc VATCurrent Price £0.67 inc VAT
£0.56 ex VATSave 21% -
Crystal 20MHz
Generic / OEMOriginal Price £0.71 inc VATCurrent Price £0.54 inc VAT
£0.45 ex VATDESCRIPTION Standard frequency crystals - use these crystals to provide a clock input to your microprocessor. Rated at 20pF capacitance and +/- 50p...
View full detailsOriginal Price £0.71 inc VATCurrent Price £0.54 inc VAT
£0.45 ex VATSave 24% -
Square Silicone Button PWM Controller - 3 Wire - 3.6V to 12VDC
Adafruit£2.99 inc VAT
£2.49 ex VATDESCRIPTION This Square Silicone Button PWM Controller is a satisfyingly-squishy, easy-to-wire PWM output button controller with three colour power...
View full details£2.99 inc VAT
£2.49 ex VATSale -
JST Right-Angle Connector - SMD 2-Pin (Black)
Sparkfun Electronics£0.60 inc VAT
£0.50 ex VATDESCRIPTION This is a two pin, compact surface mount JST connector. We all really like the solid locking feeling and high current rating on these s...
View full details£0.60 inc VAT
£0.50 ex VATSale -
PCF8523 Real Time Clock Breakout Board - STEMMA QT / Qwiic
Adafruit£5.99 inc VAT
£4.99 ex VATDESCRIPTION This is a great battery-backed real time clock (RTC) that allows your microcontroller project to keep track of time even if it is repro...
View full details£5.99 inc VAT
£4.99 ex VATSale -
Tower Pro MG996R - Metal Gear Set
TowerPro£4.79 inc VAT
£3.99 ex VATDESCRIPTION Metal gear set for the MG996R
£4.79 inc VAT
£3.99 ex VATSale -
SOIC 8-Pin Test Clip to DIP Adapter
Adafruit£16.00 inc VAT
£13.33 ex VATDESCRIPTION This SOIC Test Clip is a great way to test and connect to Flash memory, EEPROMs or other 8-SOIC chips, with pinpoint accuracy and NO so...
View full details£16.00 inc VAT
£13.33 ex VATSold out -
AM2301B - Wired Enclosed AHT20 - Temperature and Humidity Sensor
Adafruit£8.99 inc VAT
£7.49 ex VATDESCRIPTION The AM2301B is a nice but inexpensive temperature and humidity sensor that looks similar to a DHT22/AM2302 temperature and humidity sen...
View full details£8.99 inc VAT
£7.49 ex VATSale -
Qwiic Quad Solid State Relay Kit
Sparkfun ElectronicsOriginal Price £50.83 inc VATCurrent Price £39.54 inc VAT
£32.95 ex VATDESCRIPTION The SparkFun Qwiic Quad Solid State Relay Kit takes one of everyones favorite solid state relays and lets you place up to four of them ...
View full detailsOriginal Price £50.83 inc VATCurrent Price £39.54 inc VAT
£32.95 ex VATSave 22% -
Solid State Relay (SSR) AC/DC
Monk Makes£10.20 inc VAT
£8.50 ex VATDESCRIPTION The MonkMakes SSR is a low voltage solid state relay (no moving parts). This makes it super-easy to control loads of up to 2A at 16V f...
View full details£10.20 inc VAT
£8.50 ex VATSale -
Qwiic Button Breakout
SparkFunOriginal Price £4.00 inc VATCurrent Price £3.11 inc VAT
£2.59 ex VATDESCRIPTION Buttons are an easy and tactile way to interface with your project, but why would you want to deal with debouncing, polling, and wiring...
View full detailsOriginal Price £4.00 inc VATCurrent Price £3.11 inc VAT
£2.59 ex VATSave 22% -
Reverse Mount Tactile Switch Buttons - 6mm square - 10 Pack
AdafruitOriginal Price £1.99 inc VATCurrent Price £1.03 inc VAT
£0.86 ex VATDESCRIPTION Have you ever seen a tactile button do a headstand? This little clicky button is like a circus (circuit circus?) performer, contorting ...
View full detailsOriginal Price £1.99 inc VATCurrent Price £1.03 inc VAT
£0.86 ex VATSave 48% -
MG938 Digital Metal Gear Servo
TowerPro£17.99 inc VAT
£14.99 ex VATFEATURES Weight: 31g Dimension: 35.4*15.2*29.6mm Stall torque: 2.9kg/cm(4.8v) ; 3.7kg/cm(6.1v) Operating speed: 0.11sec/60degree(4.8v) ; 0.09sec/6...
View full details£17.99 inc VAT
£14.99 ex VATSale -
Cold 3-Wire Splice (UR) - Three-way Butt Splice
Generic / OEM£2.17 inc VAT
£1.81 ex VATDESCRIPTION Kiss those days of heat-shrink, melted jacketing and clumsily-arranged third-hand tools goodbye! Go 'cold splice' with these snap-able ...
View full details£2.17 inc VAT
£1.81 ex VATSale -
LSM6DS3TR-C 6-DoF Accel + Gyro IMU - STEMMA QT / Qwiic
Adafruit£10.99 inc VAT
£9.16 ex VATDESCRIPTION Add motion and orientation sensing to your Arduino project with this affordable 6 Degree of Freedom (6-DoF) sensor with sensors from ST...
View full details£10.99 inc VAT
£9.16 ex VATSale -
NAU7802 24-Bit ADC - STEMMA QT / Qwiic
Adafruit£7.99 inc VAT
£6.66 ex VATDESCRIPTION The Adafruit NAU7802 contains a super-high-resolution 24-Bit differential ADC with extra gain and calibration circuitry making it perfe...
View full details£7.99 inc VAT
£6.66 ex VATSale -
TLV62569 3.3V Buck Converter Breakout - 3.3V Output 1.2A Max
Adafruit£4.99 inc VAT
£4.16 ex VATDESCRIPTION This little buck converter based on the TLV62569 3.3V is super handy, taking up to 5.5V input and providing a 3.3V output with up to 1....
View full details£4.99 inc VAT
£4.16 ex VATSale -
CF1.0H3P Metal Servo Arm for Futaba Servos
TowerProOriginal Price £2.99 inc VATCurrent Price £1.96 inc VAT
£1.63 ex VATDESCRIPTION Alloy servo arm for Futaba splines (25T), holes are threaded for M3 bolts, M2 Spline locking bolt supplied. FEATURES Weight: 4g Dimens...
View full detailsOriginal Price £2.99 inc VATCurrent Price £1.96 inc VAT
£1.63 ex VATSave 34% -
Touch Potentiometer (PRT-13144)
SparkFunOriginal Price £20.40 inc VATCurrent Price £13.48 inc VAT
£11.23 ex VATDESCRIPTION The Touch Potentiometer, or Touch Pot for short, is an intelligent linear capacitive touch sensor that implements potentiometer functio...
View full detailsOriginal Price £20.40 inc VATCurrent Price £13.48 inc VAT
£11.23 ex VATSave 34% -
MF3.5H6P Metal Servo Arm for Futaba Servos
TowerPro£2.99 inc VAT
£2.49 ex VATDESCRIPTION Alloy double servo arm for Futaba splines, holes are threaded for M3 bolts, double M2 Spline locking bolt supplied. FEATURES Weight: 7...
View full details£2.99 inc VAT
£2.49 ex VATSale -
CF4.0H6P Metal Servo Arm for Futaba Servos
TowerProOriginal Price £4.99 inc VATCurrent Price £2.78 inc VAT
£2.32 ex VATDESCRIPTION Alloy double servo arm for Futaba splines, holes are threaded for M3 bolts and M2 bolts, double M2 Spline locking bolt supplied. FEATUR...
View full detailsOriginal Price £4.99 inc VATCurrent Price £2.78 inc VAT
£2.32 ex VATSave 44% -
MJ2.0H5T Metal Servo Arm for JR Servos
TowerProOriginal Price £1.99 inc VATCurrent Price £1.24 inc VAT
£1.03 ex VATDESCRIPTION Alloy servo arm for Hitec splines, holes are threaded for M3 bolts, M2.5 Spline locking bolt supplied. FEATURES Weight: 7g Dimensions:...
View full detailsOriginal Price £1.99 inc VATCurrent Price £1.24 inc VAT
£1.03 ex VATSave 38% -
CF1.6H3P Metal Servo Arm for Futaba Servos
TowerProOriginal Price £4.00 inc VATCurrent Price £2.47 inc VAT
£2.06 ex VATDESCRIPTION Alloy servo arm for Futaba splines, holes are threaded for M2 bolts, M2 Spline locking bolt supplied. FEATURES Weight: 5g Dimensions: ...
View full detailsOriginal Price £4.00 inc VATCurrent Price £2.47 inc VAT
£2.06 ex VATSave 38% -
RGB Addressable CBI LED 5mm - Right Angle
Sparkfun Electronics£1.99 inc VAT
£1.66 ex VATDESCRIPTION This is a right angle 5mm addressable LED. It sounds boring, but at the time of writing, this is the first one in the world. If you've...
View full details£1.99 inc VAT
£1.66 ex VATSale -
Small Aluminium Silver Potentiometer Knob with Transparent Centre
Cool ComponentsOriginal Price £1.19 inc VATCurrent Price £0.74 inc VAT
£0.62 ex VATDESCRIPTION Aluminum Knob with an illuminated dot for the RGB Encoder. FEATURES External part in aluminium, internal in plastic Skirt diameter: 15...
View full detailsOriginal Price £1.19 inc VATCurrent Price £0.74 inc VAT
£0.62 ex VATSave 38% -
MJ4.0H6T Metal Servo Arm for JR Servos
TowerProOriginal Price £3.99 inc VATCurrent Price £2.36 inc VAT
£1.97 ex VATDESCRIPTION Alloy double servo arm for JR splines, holes are threaded for M3 bolts, double M2 Spline locking bolt supplied. FEATURES Weight: 7g Di...
View full detailsOriginal Price £3.99 inc VATCurrent Price £2.36 inc VAT
£1.97 ex VATSave 41% -
MF4.0H6P Metal Servo Arm for Futaba Servos
TowerProOriginal Price £3.99 inc VATCurrent Price £2.17 inc VAT
£1.81 ex VATDESCRIPTION Alloy double servo arm for Futaba splines, holes are threaded for M3 bolts, double M2 Spline locking bolt supplied. FEATURES Weight: 9...
View full detailsOriginal Price £3.99 inc VATCurrent Price £2.17 inc VAT
£1.81 ex VATSave 46% -
Tower Pro MG90D - Servo Arm Set
TowerPro£0.99 inc VAT
£0.83 ex VATDESCRIPTION Set of servo arms for the MG90D
£0.99 inc VAT
£0.83 ex VATSale -
Tower Pro MG946R - Metal Gear Set
TowerProOriginal Price £3.99 inc VATCurrent Price £2.57 inc VAT
£2.14 ex VATDESCRIPTION Metal Gear set for the MG946R
Original Price £3.99 inc VATCurrent Price £2.57 inc VAT
£2.14 ex VATSave 36% -
CJ1.6H3T Metal Servo Arm
TowerProOriginal Price £3.99 inc VATCurrent Price £2.47 inc VAT
£2.06 ex VATDESCRIPTION CNC Machined alloy servo arm
Original Price £3.99 inc VATCurrent Price £2.47 inc VAT
£2.06 ex VATSave 38% -
MF1.5H4P Metal Servo Arm
TowerProOriginal Price £2.99 inc VATCurrent Price £1.54 inc VAT
£1.28 ex VATDESCRIPTION Alloy servo arm for Futaba splines, holes are threaded for M3 bolts, double M2 Spline locking bolt supplied. FEATURES Weight: 6g Dimen...
View full detailsOriginal Price £2.99 inc VATCurrent Price £1.54 inc VAT
£1.28 ex VATSave 48% -
MG959 Black Digital Metal Gear Servo
TowerProOriginal Price £41.80 inc VATCurrent Price £28.43 inc VAT
£23.69 ex VATDESCRIPTION The TowerPro MG959 Black Digital Metal Gear Servo has an alloy casing in the middle and is great for giant model aeroplanes FEATURES W...
View full detailsOriginal Price £41.80 inc VATCurrent Price £28.43 inc VAT
£23.69 ex VATSave 32% -
Text to Speech chip for SpeakJet - TTS256 (COM-09811)
SparkFun£19.99 inc VAT
£16.66 ex VATDESCRIPTION The TTS256 is an 8-bit microprocessor programmed with letter-to-sound rules. This built-in algorithm allows for the automatic real-tim...
View full details£19.99 inc VAT
£16.66 ex VATSale -
MJ1.5H4T Metal Servo Arm for JR Servos
TowerProOriginal Price £2.99 inc VATCurrent Price £1.54 inc VAT
£1.28 ex VATDESCRIPTION Alloy servo arm for Hitec splines, holes are threaded for M3 bolts, M2.5 Spline locking bolt supplied. FEATURES Weight: 6g Dimensions:...
View full detailsOriginal Price £2.99 inc VATCurrent Price £1.54 inc VAT
£1.28 ex VATSave 48%