Menu
Index
New
Order by Part #
Info
Spec Sheets
Track Order
Search form
Search button
Account
Cart
0
Welcome New User!
Register
Sign In
Category Index
A.C. Plugs & Sockets
A.C. Power Cords
AC-AC Wall Adapters
AC-DC Wall Adapters / Power Supplies
Adapters, BNC
Adapters, DC Coax Plug
Adapters, F
Adapters, Phone Plug
Adapters, RCA
Adapters, Serial
Adapters, UHF
Adapters, XLR
Adhesives
Alarm & Security Devices
Alligator & Test Clips
Amplifiers
Antennas
Arduino Compatible
Audio Alert Devices
Audio Cables
Audio Devices
Automotive - Accessories
Automotive - Cigarette Lighter
Automotive - Fuses
Automotive - Gauges
Automotive - Lamps
Automotive - Relays & Switches
Automotive - Weather-Pack
Barrier Strips
Batteries - Non-Rechargeable
Batteries - Rechargeable
Battery Chargers
Battery Holders
Battery Snaps
BEST SELLERS
BNC Cables
Books
Bottles and Containers
Breadboards and Accessories
Bridge Rectifiers
Buck-boost Converters
Buss Wire
Buzzer, Beepers, Sirens
Cable Clamps
Cable Ties
Cables - 1/4" Plugs
Cables - 3.5mm Phone Plugs
Cables - AC Power
Cables - Auto-Cig Lighter
Cables - Banana Plugs
Cables - BNC
Cables - Category 5, 6
Cables - Coaxial
Cables - Computer
Cables - DC Co-Ax Power Plugs
Cables - Fiber Optic, Toslink
Cables - Flat Ribbon
Cables - HDMI
Cables - Microphone, XLR
Cables - RCA
Cables - Telephone
Cables - USB
Cables - Video
Cables - Weather Resistant
Cameras and Accessories
Capacitors, Ceramic
Capacitors, Electrolytic
Capacitors, High-Voltage Mica
Capacitors, Metal Film
Capacitors, Mica
Capacitors, Motor Start/Run
Capacitors, Polypropylene
Capacitors, Polystyrene
Capacitors, Surface Mount
Capacitors, Tantalum
Capacitors, Variable
Cases
Casters
Cell Phone Accessories
Chargers, Battery
Chassis Boxes
Chemicals / Cleaners
Choke Coils
Circuit Breakers
CLEARANCE ITEMS
Coil Cords
Computer Accessories
Conductive Paint
Connectors - AC Power
Connectors - Audio
Connectors - BNC
Connectors - CAT 5/6, RJ-45
Connectors - Co-Ax
Connectors - Crimp
Connectors - DC Coax Power
Connectors - F, Video
Connectors - Fiberoptic
Connectors - Flat Ribbon, IDC
Connectors - Flexi-Cable
Connectors - Headers
Connectors - Hose, Tubing
Connectors - Multi Pin
Connectors - Quick Splice / Tap
Connectors - RC / Servo
Connectors - Sub-D
Connectors - UHF
Connectors - USB
Connectors - Weather Resistant
Connectors - XLR / Mike
Counters, Digital
Crimp Terminals
Crystal Oscillators
DC-DC Converters
Decade Boxes
Dimmers, LED & Light
Diodes
Educational Kits
Enclosures
Encoders
Extension Cords
Faders & Slide Pots
Fans, Equipment
Ferrites
Flashers & Strobe Lights
Flashlights
Fuse Holders
Fuses
Gauges, Automotive
Gears, Wheels
Grommets
Handles
Hardware
HDMI Cables
Headers & Connectors
Headphones
Heat Shrink Guns
Heat Shrink Tubing
Heat Sinks
Heating / Cooling Devices
High-Voltage Devices
Hook and Loop Fasteners
Hook-up Wire - Multi-conductor
Hook-up Wire - Solid
Hook-Up Wire - Stranded
Hook-up Wire - Zip Cord
I/O Module
Indicator Lamps
Inductors
Infrared Devices
Integrated Circuits
International Power Adapters
Joysticks
Jumper Wire
Keypads
Keystone Wallplates and Jacks
Keyswitches
Kits, Electronic
Knobs
Lamp Fixtures, Assemblies
Lamps
Lamps, Indicators
Lasers
LCDs (Liquid Crystal Displays)
LED Displays
LED Light Strings
LED Light Strips
LED Modules and Fixtures
LEDs, 3-5 Watt
LEDs, 3mm and 5mm
LEDs, Miscellaneous
Lenses and Optics
Light Bulbs
Loop Clamps
Magnet Wire
Magnets
Maker / DIY / Experimental
Memory Cards
Meters, Panel
Meters, Test
Micro-SD Cards
Microcontrollers
Microphones
Miscellaneous
Motor Controllers
Motors, AC
Motors, DC
MOVs - Metal Oxide Varistors
Multimeters
Networking Accessories / Telecom
NEW ITEMS
Optics & Magnifiers
Opto Couplers / Isolators
Opto Electronics
Panel Meters
Peltier, Thermoelectric
Perf Boards
Phono Cartridge
Photocells / Photoresistors
Piezo Elements
Pneumatic Components
Potentiometers
Power Adapters, International
Power Cords, AC
Power Strips
Power Supplies
Printed Circuit Materials
Project Boxes
Prototyping Materials
Pumps, Air / Liquid
Receptacles, AC
Relay Modules
Relay Sockets
Relays
Remote Controls
Resistors
Rotating Parts
Rubber Feet / Bumpers / Pads
Security & Alarm Devices
Semiconductors
Sensors
Servos and Accessories
Shunts, Current
Sirens
Smart Phone Accessories
Sockets - AC
Sockets - IC
Sockets - Relay
Sockets - SIP
Sockets - Tube
Solar Cells, Photovoltaics
Solder, Irons, Accessories
Solenoids & Solenoid Valves
Spacers & Standoffs
Speaker Terminals
Speakers
Split Loom Tubing
Standoffs & Spacers
STEAM
Stepper Motor Controllers
Strain Reliefs
Strobe Lights & Flashers
Surge Protectors
Switches - AC Footswitches
Switches - BCD
Switches - DIP
Switches - Float
Switches - Key
Switches - Keypad
Switches - Magnet, Alarm
Switches - Pin-Switch, Auto
Switches - Pull-Chain
Switches - Pushbutton
Switches - Reed
Switches - Rocker
Switches - Rotary
Switches - Slide
Switches - Snap Action
Switches - Toggle
Tape, Adhesive & Shielding
Telecom / Networking Accessories
Telephone - Cell Phone
Terminal Strips
Terminals, Crimp
Tesla Coil
Test Clips and Leads
Test Equipment
Thermal Compound
Thermal Fuses, Breakers & Switches
Thermistors
Thermoelectric, Peltier
Timers
Tools and Supplies
Toroids
Trailer Connectors
Transducers, Audio
Transducers, Ultrasonic
Transformers
Transient Voltage Suppressors
Transistors
Travel Chargers
Tubing
TV / Video Accessories
Ultrasonic Sensors
Ultraviolet Lamps
USB
Variable Transformers
Varistors
Video Accessories
Voltage Converters, 220 to 110 Vac
Voltage Converters, DC-DC
Voltage Regulators
Wall Transformers
Water Pumps
Wheels, Gears
WiFi Modules
Wire / Cable
Wire Organizing Devices
Wiring Nuts
XLR Cables
XLR Connectors
Zip Cord
Home
STEAM
Arduino Compatible
Arduino Compatible
Sort by
Sort by
Price Low-High
Price High-Low
Newest
Show
5
10
20
25
» 50
100
of 100
1
2
Next
LIGHT-ACTUATED RELAY MODULE, 12 VDC
CAT# PRM-1
Photo-resistor controlled relay module. S.P.D.T. relay switches when light is sufficiently low or high. Cadmium Sulfide...
Read more
$4.60
each
−
+
Add to cart
UNO R3 MICROCONTROLLER
CAT# ARD-21
The Uno R3 board contains everything needed to support the onboard ATmega328 microcontroller; simply connect it to a computer...
Read more
$14.00
each
−
+
Add to cart
RF TRANSMITTER / RECEIVER MODULES
CAT# RC-16
433 MHz RF transmitter and receiver. Use to send audio or data signals, or use as a remote control on/off switch. With a few...
Read more
$3.00
set
−
+
Add to cart
2.1MM ID COAX PLUG WITH 9V BATTERY SNAP
CAT# CB-239
2.1mm ID co-ax plug on two 4" wire leads terminate to 9 volt T-type battery snap.
Read more
$1.30
each
10+
$1.15 each
−
+
Add to cart
16 X 2 LCD W/ KEYPAD FOR ARDUINO
CAT# ST-1113
16x2 LCD keypad shield developed for Arduino compatible boards provides a user-friendly interface that allows user input and...
Read more
$5.95
each
−
+
Add to cart
SG92R MINI SERVO
CAT# DCS-118
TowerPro SG92R 9g digital servo. POM with Carbon fiber gears. 180° rotation (90° each direction). Teflon bushing....
Read more
$4.75
each
10+
$4.50 each
−
+
Add to cart
ARDUINO STACKABLE HEADER KIT
CAT# HDR-07
These headers are made to work with the Arduino Main Board, Arduino Pro, and the Arduino Mega. They are the perfect height...
Read more
$1.50
each
−
+
Add to cart
STEPPER MOTOR AND DRIVER BOARD
CAT# ME-125
Ideal for beginning robotics projects. Motor is a 4-phase, unipolar stepper, #28BYJ-48. Includes our driver board, CAT#...
Read more
$5.35
set
−
+
Add to cart
Reduced Price
ARDUINO UNO CASE, CLEAR
CAT# CSE-3C
Clear, plastic protective case designed specifically for the Arduino Uno. The two-piece case snaps together around the board,...
Read more
$3.50
each
−
+
Add to cart
GEARMOTOR AND WHEEL ASSEMBLY
CAT# AC-32
• 4.5 - 10 Vdc gear motor • 120 RPM @ 6 Vdc, 100Ma (no-load rating) • Motor with gearbox is 2.5" x 0.75" x...
Read more
$3.00
each
−
+
Add to cart
4-CHANNEL RELAY MODULE
CAT# RLM-4
Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to selectively switch four 5V...
Read more
$8.00
each
−
+
Add to cart
ISD1820 VOICE RECORD/PLAY MODULE WITH SPEAKER
CAT# ME-63S
Based on the ISD1820 chip, this multiple-message record/playback device offers true single-chip voice recording, non-volatile...
Read more
$7.00
each
−
+
Add to cart
New Item
RELAY MODULE WITH 0-999 SECOND TIMER
CAT# TDRM-1
Relay coil is energized when module is triggered, de-energized at end of pre-set count-down period, 0-999 seconds....
Read more
$9.95
each
This product is currently on Back Order and should be available after
04/30/21
ELECTRONIC PARTS KIT
CAT# EPKIT-1
A large assortment of electronic parts in a clear plastic box with lid. Includes: 1 - solderless breadboard with 400...
Read more
$15.95
each
−
+
Add to cart
NANO ATMEGA328 MICROCONTROLLER BOARD W/ USB PORT
CAT# ARD-20
Nano V3.0 ATmega328P Microcontroller Board w/ on-board USB port and headers. Bootloader installed, ready to upload sketches...
Read more
$8.95
each
−
+
Add to cart
UNO R3 STARTER KIT
CAT# SKA-47
A very useful, not to mention economical, kit including an Arduino Uno R3 equivalent microcontroller and a large selection of...
Read more
$45.00
each
−
+
Add to cart
STANDARD SERVO
CAT# DCS-116
Digital high torque servo. Metal gears and bushing, 180° rotation. Servo arms and screws included. Dimensions 40.7 x 19.7...
Read more
$9.20
each
−
+
Add to cart
RAIN SENSOR / MOISTURE MONITOR W/ RELAY
CAT# RWS-1
Rain or moisture on the sensor will cause the SPDT 12 Vdc relay to switch. This switching action can be used to turn on a...
Read more
$5.80
each
−
+
Add to cart
XY JOYSTICK MODULE
CAT# ST-1079
Handy dual axis joystick module with select button for Arduino projects. Contains two independent 10k ohm potentiometers (one...
Read more
$1.75
each
−
+
Add to cart
WiFi MODULE - ESP8266
CAT# ESP-8266
The ESP8266 WiFi Module is a self contained WiFi module capable of either hosting an application or offloading all Wi-Fi...
Read more
$5.00
each
This product is currently on Back Order and should be available after
04/30/21
IR RECEIVER MODULE
CAT# ST-1089
Simple IR receiver module used to read infrared light value. Can be used to communicate with our IR transmitter module (CAT#...
Read more
$2.40
each
−
+
Add to cart
RELAY MODULE WITH 0-25 SECOND TIMER
CAT# TDRLY-5
Relay module can switch loads up to 10A @ 30Vdc for adjustable period of 0-25 seconds. Press momentary push-button to...
Read more
$5.75
each
5+
$5.25 each
−
+
Add to cart
INFRARED MOTION DETECTOR MODULE
CAT# PIR-12
Mini-passive infrared motion detection module (PIR). Senses changes in infrared heat patterns. Frequently used to sense...
Read more
$3.75
each
−
+
Add to cart
CONTINUOUS ROTATION SERVO
CAT# DCS-117
Model DS04-NFC. 360° rotation, standard size servo. For model cars, robots, aircraft and other remote control projects....
Read more
$9.50
each
−
+
Add to cart
PIEZO VIBRATION SENSOR MODULE
CAT# VIB-3
Piezo elements, like microphones and speakers, are transducers that convert vibration to electrical energy. Here's a little...
Read more
$1.75
each
−
+
Add to cart
2-CHANNEL RELAY MODULE
CAT# RLM-2
Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to selectively switch two 5V...
Read more
$4.75
each
−
+
Add to cart
RFID READ AND WRITE KIT
CAT# ME-138
Give your Arduino the power to read and write RFID cards. Based on the versatile MFRC522 chip, this module allows you to both...
Read more
$5.75
each
−
+
Add to cart
MICRO SD CARD READER/WRITER MODULE
CAT# SDR-7
This Micro SD card module can be used to read and write Micro SD cards with your Arduino or favorite microcontroller. Great...
Read more
$2.85
each
−
+
Add to cart
New Item
IR REMOTE RELAY MODULE, 12 VDC
CAT# IRM-121
• 12Vdc S.P.D.T. relay activated by infrared remote control • 10 Amp relay will switch AC or DC devices •...
Read more
$7.50
each
−
+
Add to cart
IR TRANSMITTER MODULE
CAT# SE-28
IR transmitter module designed for IR communication when paired with IR receiver (CAT# ST-1089). Indicator LED lights when...
Read more
$3.40
each
−
+
Add to cart
IR OBSTACLE AVOIDANCE SENSOR
CAT# ST-1081
Uses infrared beam to detect proximity of obstacles. Great for sounding an alarm or changing direction of a robot or...
Read more
$2.75
each
−
+
Add to cart
1-CHANNEL RELAY MODULE
CAT# RLM-1
Ideal for use with Arduino and other microcontrollers, this relay module uses data signals to switch a 5V relay. Onboard LED...
Read more
$3.50
each
−
+
Add to cart
New Item
8-CHANNEL IR REMOTE RELAY MODULE, 12 VDC
CAT# IRM-128
• 8 SPDT, 12Vdc relays activated by infrared remote control • On/off activation latching one or more, or all at the...
Read more
$22.50
each
−
+
Add to cart
PRO MINI 328, 5V / 16 MHZ
CAT# ARD-18
This is a 5V Pro Mini running the 16MHz bootloader. The Pro Mini does not come with connectors populated so that you can...
Read more
$4.90
each
10+
$4.75 each
−
+
Add to cart
STEPPER MOTOR DRIVER BOARD
CAT# ME-16
Uses a ULN2003 IC to drive a 4-phase unipolar stepper motor. Four LEDs indicate the status of the stepper. Jumper for 5V /...
Read more
$2.50
each
−
+
Add to cart
Reduced Price
ARDUINO UNO CASE, BLACK
CAT# CSE-3B
Black, plastic protective case designed specifically for the Arduino Uno. The two-piece case snaps together around the board,...
Read more
$3.50
each
−
+
Add to cart
LASER MODULE
CAT# ST-1172
Controllable laser module can be used as a trip wire for theft detection or for optical effects. 650nM red laser. Operating...
Read more
$2.80
each
−
+
Add to cart
TEMPERATURE / HUMIDITY MODULE
CAT# SEN-17
AOSong AM2302. Capacitive humidity sensing. Digital capacitive and temperature output. Mounted on pc board with three lead,...
Read more
$6.95
each
−
+
Add to cart
LINEAR MAGNETIC HALL SENSOR
CAT# SE-14
Simple analog hall sensor module used for proximity switching, positioning, speed detection, and current sensing...
Read more
$2.50
each
−
+
Add to cart
Reduced Price
MEGA 328 MICROCONTROLLER BOARD
CAT# ATM-2560
Based on the ATmega2560, it has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs, 4...
Read more
$19.95
each
−
+
Add to cart
PIR SENSOR
CAT# PIR-7
HC-SR501 Passive InfraRed (PIR) motion sensor can be used alone or with Arduino or other microcontroller. Adjustable...
Read more
$3.25
each
−
+
Add to cart
New Item
IR REMOTE 2-RELAY MODULE, 12VDC
CAT# IRM-122
• Two 12Vdc S.P.D.T. relays activated by infrared remote control • On/off activation latching either, or both at...
Read more
$10.50
each
−
+
Add to cart
LOGIC LEVEL CONVERTER, BI-DIRECTIONAL
CAT# LLC-46
Bi-directional logic level converter safely steps down 5V signals to 3.3V and steps up 3.3V to 5V at the same time. This...
Read more
$2.95
each
−
+
Add to cart
5VDC RELAY MODULE W/ OPTOISOLATION & HI/LOW JUMPER
CAT# RLM-21
Similar to our relay module, RLM-1, this 5Vdc 10A opto-isolated relay module can be triggered by high or low signal by...
Read more
$4.00
each
−
+
Add to cart
SERIAL INTERFACE MODULE FOR 16 X 2 LCDS
CAT# LCD-SI
Arduino compatible controller for 16 x 2 LCD modules. Also has output for LED backlight. 16-pin header solders into LCD. 42 x...
Read more
$3.00
each
−
+
Add to cart
ISD1820 VOICE RECORD / PLAY MODULE
CAT# ME-63
Based on the ISD1820 chip, this multiple-message record/playback device offers true single-chip voice recording, non-volatile...
Read more
$6.00
each
−
+
Add to cart
SENSOR KIT FOR ARDUINO
CAT# SKA-36
A very handy kit containing 37 different devices with the standard 3-pin interface for Arduino. We sell many of these...
Read more
$36.00
each
−
+
Add to cart
TEMPERATURE / HUMIDITY SENSOR
CAT# SEN-4
Digital temperature and humidity sensor consists of a capacitive sense element and a precision wet NTC temperature...
Read more
$3.50
each
−
+
Add to cart
Reduced Price
WiFi MODULE
CAT# WFM-101
The GainSpan GS1011MIE module offers a quick, easy and cost-effective way to add Wi-Fi capabilities to your projects or...
Read more
$2.00
each
−
+
Add to cart
DS1302 REAL TIME CLOCK MODULE
CAT# ME-48
The DS1302 trickle-charge timekeeping chip contains a real-time clock/calendar. It communicates with a microprocessor via a...
Read more
$3.00
each
−
+
Add to cart
Sort by
Sort by
Price Low-High
Price High-Low
Newest
Show
5
10
20
25
» 50
100
of 100
1
2
Next