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SparkFun SparkFun Accessories The SparkFun Qwiic Quad Relay is a unique power accessory board that has been designed for switching not one but four high powered devices from your Arduino or another low powered microcontroller using I2C. Taking a look at the board the Quad Relay 3In Stock
Min.: 1
Mult.: 1
SparkFun SparkFun Accessories USB Type 'A' Male connector. Ideal for making very small USB dongle devices that plug directly into a computer USB port or through a USB AtoA extension cable.Documents: Datasheet 7In Stock
Min.: 1
Mult.: 1
SparkFun SparkFun Accessories DIP Sockets Solder Tail - 14-Pin 0.3 88In Stock
24Expected 31/07/2026
Min.: 1
Mult.: 1

SparkFun SparkFun Accessories This is a row of 40 break away headers spaced 0.1" apart with long pins on both sides. This header is especially useful when you need to connect a PCB to a solderless breadboard. Each header can be broken apart to your preference to fit custom PCBs o 431In Stock
Min.: 1
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SparkFun SparkFun Accessories Photo interrupter photogate photodiode phototransistor whatever you want to call it this sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of infrared light from one uprigh 34In Stock
Min.: 1
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SparkFun SparkFun Accessories Tenergy T4s intel. Univ Charger 1In Stock
Min.: 1
Mult.: 1

SparkFun GNSS / GPS Development Tools SparkFun Allband GNSS RTK Breakout - ZED-X20P (Qwiic) 26In Stock
18On Order
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SparkFun SparkFun Accessories These are various leaded cables for attaching to multimeters power supplies oscilloscopes function generators etc.Dimensions: 36" Long 9In Stock
Min.: 1
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SparkFun SparkFun Accessories This 3ft Category 6 (CAT 6) Ethernet cable is the solution to your internet working needs. With a speed of up to 500MHz you can connect to your LAN/WAN segments and networking gear at maximum speed. Also with its superior connector you get a cable t 9In Stock
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SparkFun SparkFun Accessories This is the LM317TG voltage regulator a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This adjustable regulator provides a local regulation internal current limiting thermal shut-down control and safe area protec 12In Stock
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SparkFun SparkFun Accessories 1/6th Watt +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards these 330Ohm resistors make excellent LED current limiters and are great for general use. Need more than one? Checkout our bags of resistors. 30In Stock
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SparkFun SparkFun Accessories An adjustable potentiometer can open up many interesting user interfaces. Turn the pot and the resistance changes. Connect VCC to an outer pin GND to the other and the center pin will have a voltage that varies from 0 to VCC depending on the rotati 161In Stock
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SparkFun SparkFun Accessories Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft diffuse glow.Features:620-625nm Red1.8-2.2VDC Forward Voltage20mA Forward Current40 degree viewing angle100-150 MCD outputDocuments:[Datasheet](htt 70In Stock
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SparkFun SparkFun Accessories This is the BC337 an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive large loads or amplifying or switching applications. The BC337 is specifically rated at 50V and 800mA max
Datasheet
50In Stock
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SparkFun SparkFun Accessories This is a through-hole 12mm coin cell battery holder. It's the unit we like to use as RTC backup and SRAM backup for GPS units. Holds battery in place with friction. Metal housing is + PCB pad underneath is -.This battery holder is sold in single un 28In Stock
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SparkFun SparkFun Accessories Audio Jack 3.5mm 199In Stock
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SparkFun SparkFun Accessories This is a SparkFun exclusive! These are 12" long jumper wires terminated as male to male. Use these to jumper from any female header on any board. Multiple jumpers can be connected next to one another on a 0.1" header. Comes in five packs of twenty j 4In Stock
3Expected 30/06/2026
Min.: 1
Mult.: 1
SparkFun SparkFun Accessories JST Right-Angle Connector TH 2-Pin
Datasheet
519In Stock
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SparkFun SparkFun Accessories These nylon standoffs are 3/4" long and tapped for a 4-40 screw. These are great for mounting your board in an enclosure or just getting it up off the table.Sold in packs of 10. Check below for matching screws. 4In Stock
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SparkFun SparkFun Accessories This is a 2-pin JST RCY connector typically used for low-voltage applications running 10A or less. They are commonly found in RC vehicles. These come in a bag of 1 male plug 1 female plug plus pins to connect them both. The pins crimp to your cable 14In Stock
90Expected 31/07/2026
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SparkFun SparkFun Accessories This is an incredibly simple two cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlights first which is fair since that is what they have been primarily used for. However with this battery holder you will gai 60In Stock
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SparkFun SparkFun Accessories Resistor 10K Ohm 1/4 Watt PTH - 20 pk 213In Stock
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SparkFun SparkFun Accessories Resistor 1M Ohm 1/4 Watt PTH - 20 pk 25In Stock
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SparkFun Development Boards & Kits - PIC/DSPIC IOIO-OTG - V2.2 17In Stock
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SparkFun SparkFun Accessories LED RGB Strip Addressable, 5m
Datasheet
7In Stock
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