Sparkfun

Discover how SparkFun empowers innovators and hobbyists alike with a diverse range of electronic components and resources. Whether you're a seasoned engineer or just starting out, our products are tailored to enhance your creativity and simplify your projects.
HOT Product
Integrated Circuits (ICs)
662439 items
Audio Special Purpose  (1505)
Clock/Timing  (50097)
Data Acquisition  (34710)
Embedded  (130229)
Interface  (51675)
Linear  (44892)
Logic  (61900)
Memory  (59092)
Power Management (PMIC)  (228339)
Discrete Semiconductor Products
244070 items
Diodes  (154564)
Rectifiers (67458)
Transistors  (89506)
Rectifiers (67458)
RF and Wireless
33260 items
Balun  (1371)
RF Antennas  (12921)
RF Receiver, Transmitter, and Transceiver Finished Units  (2791)
RF Receivers  (1995)
RF Transceiver ICs  (4612)
RF Transceiver Modules and Modems  (7314)
RF Transmitters  (674)
RFID Antennas  (349)
RFID Reader Modules  (501)
RFID Transponders, Tags  (732)
Circuit Protection
37522 items
Fuseholders  (6514)
Fuses  (25148)
PTC Resettable Fuses  (5860)
Isolators
items
Sensors, Transducers
102921 items
Encoders  (6018)
Float, Level Sensors  (1292)
Force Sensors  (179)
Force Sensors - Industrial  (346)
Gas Sensors  (1251)
Humidity, Moisture Sensors  (1423)
Magnetic Sensors  (9899)
Motion Sensors  (3492)
Multifunction  (620)
Optical Sensors  (27493)
Particle, Dust Sensors  (46)
Angle, Linear Position Measuring  (5936)
Pressure Sensors, Transducers  (10575)
Proximity Sensors  (3573)
Sensor, Transducer Amplifiers  (1899)
Solar Cells  (506)
Specialized Sensors  (1667)
Temperature Sensors  (24186)
Touch Sensors  (93)
Ultrasonic Receivers, Transmitters  (2427)
Optoelectronics
134774 items
Ballasts, Inverters  (318)
Circuit Board Indicators, Arrays, Light Bars, Bar Graphs  (8746)
Electroluminescent  (105)
Laser Diodes, Modules  (1541)
LCD, OLED Character and Numeric  (2313)
LCD, OLED, Graphic  (4924)
LED Addressable, Specialty  (470)
LED Character and Numeric  (5258)
LED COBs, Engines, Modules, Strips  (35717)
LED Dot Matrix and Cluster  (816)
LED Emitters - Infrared, UV, Visible  (3945)
LED Indication - Discrete  (28367)
LED White Lighting  (42254)
Relays
39190 items
Power Relays, Over 2 Amps  (28312)
Solid State Relays  (10878)
Transformers
1445 items
Current Sense Transformers  (1445)
Capacitors
978483 items
Aluminum Electrolytic Capacitors  (131351)
Ceramic Capacitors  (844388)
Electric Double Layer Capacitors (EDLC), Supercapacitors  (2744)
Resistors
556999 items
Resistor Networks, Arrays  (38865)
Through Hole Resistors  (518134)
Connectors, Interconnects
4154769 items
Barrel Connectors  (3561)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Between Series Adapters  (674)
Circular Connectors  (2582207)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Coaxial Connectors (RF)  (42207)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
D-Sub, D-Shaped Connectors  (138097)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Memory Connectors  (4464)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Rectangular Connectors  (1135598)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Shunts, Jumpers  (973)
Terminal Blocks  (207928)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Terminals  (39060)
Power Connectors (884)
Audio Connectors (2464)
Audio Connectors (2464)
Switches
396314 items
DIP Switches  (8411)
Keypad Switches  (637)
Limit Switches  (28765)
Magnetic, Reed Switches  (1319)
Navigation Switches, Joystick  (2117)
Pushbutton Switches  (230302)
Rocker Switches  (54451)
Rotary Switches  (14155)
Slide Switches  (5053)
Tactile Switches  (13896)
Toggle Switches  (37208)
Audio Products
11217 items
Alarms, Buzzers, and Sirens  (5871)
Buzzer Elements, Piezo Benders  (186)
Microphones  (1963)
Speakers  (3197)
Crystals, Oscillators, Resonators
142374 items
Crystals  (140175)
Resonators  (2199)
Potentiometers, Variable Resistors
31749 items
Rotary Potentiometers, Rheostats  (11219)
Slide Potentiometers  (929)
Trimmer Potentiometers  (19601)
Power Supplies - Board Mount
293391 items
DC DC Converters  (293391)
Uncategorized
138989 items
Unclassified  (138989)