SparkFun Accessories This is a coin cell holder for the common CR2032 type battery. The holder has a neat pop-in pop-out feature that makes changing the battery easy. The feet of the holder have a small hole that allow it to be sewn without modification.
DEV-08822
SparkFun
1:
¥323.9
60 In Stock
Mouser Part #
474-DEV-08822
SparkFun
SparkFun Accessories This is a coin cell holder for the common CR2032 type battery. The holder has a neat pop-in pop-out feature that makes changing the battery easy. The feet of the holder have a small hole that allow it to be sewn without modification.
60 In Stock
Buy
Min.: 1
Mult.: 1
Battery Holders
Battery Holder - Coin Cell
SparkFun Accessories FTDI Cable 5V VCC-3.3V I/O
DEV-09717
SparkFun
1:
¥4,310.3
49 In Stock
Mouser Part #
474-DEV-09717
SparkFun
SparkFun Accessories FTDI Cable 5V VCC-3.3V I/O
49 In Stock
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Min.: 1
Mult.: 1
Details
Cables
USB Cables / IEEE 1394 Cables
SparkFun Accessories This is 30 feet of conductive thread spun from stainless steel fiber and wound on a plastic bobbin. Use it to sew up all of your e-textile projects. This small bobbin is a great way to get into wearable electronics without the upfront cost of buying
DEV-10867
SparkFun
1:
¥978.3
11 In Stock
Mouser Part #
474-DEV-10867
SparkFun
SparkFun Accessories This is 30 feet of conductive thread spun from stainless steel fiber and wound on a plastic bobbin. Use it to sew up all of your e-textile projects. This small bobbin is a great way to get into wearable electronics without the upfront cost of buying
11 In Stock
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Min.: 1
Mult.: 1
SparkFun Accessories Dip 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! Number of pins include: 8 14 16 18 28 and 40.This is a 300mil wide 8-pin socket.
PRT-07937
SparkFun
1:
¥99.7
150 In Stock
280 Expected 12/7/2026
Mouser Part #
474-PRT-07937
SparkFun
SparkFun Accessories Dip 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! Number of pins include: 8 14 16 18 28 and 40.This is a 300mil wide 8-pin socket.
150 In Stock
280 Expected 12/7/2026
Buy
Min.: 1
Mult.: 1
SparkFun Accessories Arduino Stackable Header - 8 Pin
PRT-09279
SparkFun
1:
¥157.8
1,487 In Stock
Mouser Part #
474-PRT-09279
SparkFun
SparkFun Accessories Arduino Stackable Header - 8 Pin
1,487 In Stock
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Min.: 1
Mult.: 1
Details
Connectors
Headers & Wire Housings
SparkFun Accessories Break Away Headers - Long
PRT-10158
SparkFun
1:
¥581.4
11 In Stock
Mouser Part #
474-PRT-10158
SparkFun
SparkFun Accessories Break Away Headers - Long
11 In Stock
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Min.: 1
Mult.: 1
Details
Connectors
Headers & Wire Housings
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
PRT-10501
SparkFun
1:
¥124.6
115 In Stock
Mouser Part #
474-PRT-10501
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
115 In Stock
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Min.: 1
Mult.: 1
Connectors
SparkFun Accessories This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units you'll need two for each battery. These work great for larger high capacity applications where a drop-in rechargable cell is needed. Thes
PRT-13113
SparkFun
1:
¥157.8
95 In Stock
150 Expected 11/18/2026
Mouser Part #
474-PRT-13113
SparkFun
SparkFun Accessories This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units you'll need two for each battery. These work great for larger high capacity applications where a drop-in rechargable cell is needed. Thes
95 In Stock
150 Expected 11/18/2026
Buy
Min.: 1
Mult.: 1
Battery Holders
SparkFun Accessories The micro:bit Edge Connector allows you to expand the capabilities of the micro:bit development platform. This version of the connector features 80 right angle PTH pins. Add this part to your board to create a handy way to swap out micro:bits for p
PRT-17252
SparkFun
1:
¥490
75 In Stock
Mouser Part #
474-PRT-17252
SparkFun
SparkFun Accessories The micro:bit Edge Connector allows you to expand the capabilities of the micro:bit development platform. This version of the connector features 80 right angle PTH pins. Add this part to your board to create a handy way to swap out micro:bits for p
75 In Stock
Buy
Min.: 1
Mult.: 1
Connectors
80-pin micro:bit Edge Connector
SparkFun Accessories Flex Sensor 4.5"
SEN-08606
SparkFun
1:
¥3,599.4
31 In Stock
Mouser Part #
474-SEN-08606
SparkFun
SparkFun Accessories Flex Sensor 4.5"
31 In Stock
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Min.: 1
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Details
Sensors
SparkFun Accessories These are very thin variable potentiometers. By pressing down on various parts of the strip the resistance linearly changes from 100Ohms to 10 000Ohms allowing the user to very accurately calculate the relative position on the strip. Can be used as
SEN-08680
SparkFun
1:
¥1,622.8
10 In Stock
Mouser Part #
474-SEN-08680
SparkFun
SparkFun Accessories These are very thin variable potentiometers. By pressing down on various parts of the strip the resistance linearly changes from 100Ohms to 10 000Ohms allowing the user to very accurately calculate the relative position on the strip. Can be used as
10 In Stock
Buy
Min.: 1
Mult.: 1
SparkFun Accessories This 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 on a computer laptop or on our cigarette power supply to provide our development boards with 5V.The US
TOL-08639
SparkFun
1:
¥913.6
10 In Stock
Mouser Part #
474-TOL-08639
SparkFun
SparkFun Accessories This 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 on a computer laptop or on our cigarette power supply to provide our development boards with 5V.The US
10 In Stock
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Min.: 1
Mult.: 1
Adapters
SparkFun Accessories These crimping pliers allow you to easily make your own wiring harnesses using crimp pins and cable housings. We really like the quality and sturdiness of these crimp pliers. These pliers are capable of crimping very small 0.25 - 1.5mm crimp pins and
TOL-13193
SparkFun
1:
¥7,391.5
7 In Stock
Mouser Part #
474-TOL-13193
SparkFun
SparkFun Accessories These crimping pliers allow you to easily make your own wiring harnesses using crimp pins and cable housings. We really like the quality and sturdiness of these crimp pliers. These pliers are capable of crimping very small 0.25 - 1.5mm crimp pins and
7 In Stock
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Min.: 1
Mult.: 1
SparkFun Accessories This is a high quality switching 'wall wart' AC to DC 5V 2000mA Barrel Jack wall power supply manufactured specifically for SparkFun Electronics. These are switch mode power supplies which mean the output is regulated to 5V and the capable output cur
TOL-15312
SparkFun
1:
¥1,578
10 In Stock
Mouser Part #
474-TOL-15312
SparkFun
SparkFun Accessories This is a high quality switching 'wall wart' AC to DC 5V 2000mA Barrel Jack wall power supply manufactured specifically for SparkFun Electronics. These are switch mode power supplies which mean the output is regulated to 5V and the capable output cur
10 In Stock
Buy
Min.: 1
Mult.: 1
Details
Power Supplies
Wall Adapter Power Supply - 5V, 2A (Barrel Jack)
SparkFun Accessories For the times when all you need is a basic SD card this is the card for you. 1GB capacity is plenty to store MP3s or log environmental data and still dwarfs older memory systems like magnetic core memory. This card is not the Ferrari of SD technolog
COM-15107
SparkFun
1:
¥1,142.8
10 In Stock
Mouser Part #
474-COM-15107
SparkFun
SparkFun Accessories For the times when all you need is a basic SD card this is the card for you. 1GB capacity is plenty to store MP3s or log environmental data and still dwarfs older memory systems like magnetic core memory. This card is not the Ferrari of SD technolog
10 In Stock
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Min.: 1
Mult.: 1
No
Memory Cards
microSD Card - 1 GB
SparkFun Accessories UHF RFID Cable (TNC to RP-SMA)
CAB-14132
SparkFun
1:
¥1,350.4
16 In Stock
Mouser Part #
474-CAB-14132
SparkFun
SparkFun Accessories UHF RFID Cable (TNC to RP-SMA)
16 In Stock
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Min.: 1
Mult.: 1
No
Cables
UHF RFID Cable
SparkFun Accessories Cherry MX switches are great for building your own keyboards. Whether you are looking to build a full-sized 108-key keyboard your own 10-key or just a custom input for your computer Cherry MX switches give you that satisfying keyboard click. Now w
PRT-15305
SparkFun
1:
¥174.4
238 In Stock
Mouser Part #
474-PRT-15305
SparkFun
SparkFun Accessories Cherry MX switches are great for building your own keyboards. Whether you are looking to build a full-sized 108-key keyboard your own 10-key or just a custom input for your computer Cherry MX switches give you that satisfying keyboard click. Now w
238 In Stock
Buy
Min.: 1
Mult.: 1
No
Accessories
Cherry MX Keycap - R2 (Opaque Black)
SparkFun Accessories This little round on/off/on toggle switch is rated up to 10A at 125VAC and can be panel mounted in a 20mm diameter hole. It ll also look pretty slick in your project!
COM-14978
SparkFun
1:
¥207.6
117 In Stock
Mouser Part #
474-COM-14978
SparkFun
SparkFun Accessories This little round on/off/on toggle switch is rated up to 10A at 125VAC and can be panel mounted in a 20mm diameter hole. It ll also look pretty slick in your project!
117 In Stock
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Min.: 1
Mult.: 1
No
Switches
Rocker Switch - On/Off/On (Round)
SparkFun Accessories If you want to get some sound out of your project but have a tight space budget this is a good way to do it. This 0.5W 8Ohm speaker is only 40mm in diameter and just over 4mm thick the same kind you might find in one of those "talking greeting car
COM-15350
SparkFun
1:
¥249.2
255 In Stock
Mouser Part #
474-COM-15350
SparkFun
SparkFun Accessories If you want to get some sound out of your project but have a tight space budget this is a good way to do it. This 0.5W 8Ohm speaker is only 40mm in diameter and just over 4mm thick the same kind you might find in one of those "talking greeting car
255 In Stock
Buy
Min.: 1
Mult.: 1
No
Accessories
Thin Speaker - 0.5 W
SparkFun Accessories A small 1/4 wave rubber duck antenna for LoRa or other 860-960MHz communication. Antenna has a center frequency of 915MHz and utilizes an RP-SMA connector. Gain is 2dBi with an overall length of 110mm.
WRL-14875
SparkFun
1:
¥3,147.6
13 In Stock
Mouser Part #
474-WRL-14875
SparkFun
SparkFun Accessories A small 1/4 wave rubber duck antenna for LoRa or other 860-960MHz communication. Antenna has a center frequency of 915MHz and utilizes an RP-SMA connector. Gain is 2dBi with an overall length of 110mm.
13 In Stock
Buy
Min.: 1
Mult.: 1
No
Antennas
LoRa Antenna RP-SMA - 915 MHz
SparkFun Accessories It's not what project you have in mind that may use a rocket launch switch... The question is what project will you come up with once you have one in hand? Everyone has a proverbial missile to launch. The hot red safety cover protects a toggle switc
COM-09278
SparkFun
1:
¥415.3
51 In Stock
Mouser Part #
474-COM-09278
SparkFun
SparkFun Accessories It's not what project you have in mind that may use a rocket launch switch... The question is what project will you come up with once you have one in hand? Everyone has a proverbial missile to launch. The hot red safety cover protects a toggle switc
51 In Stock
Buy
Min.: 1
Mult.: 1
No
Switches
SparkFun Accessories This is a unique two-cell AAA battery holder built specifically for the BBC micro:bit. The 6" ( 150mm) cable has been terminated with a JST-PH connector.The connector mates the JST socket on the micro:bit perfectly allowing you to easily make your p
PRT-15101
SparkFun
1:
¥415.3
25 In Stock
Mouser Part #
474-PRT-15101
SparkFun
SparkFun Accessories This is a unique two-cell AAA battery holder built specifically for the BBC micro:bit. The 6" ( 150mm) cable has been terminated with a JST-PH connector.The connector mates the JST socket on the micro:bit perfectly allowing you to easily make your p
25 In Stock
Buy
Min.: 1
Mult.: 1
In Transition
Battery Holders
Battery Holder - 2 AAA
BBC micro:bit
SparkFun Accessories These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage and/or high current devices. This relay's coil is rated up to 5VDC with a minimum switching voltage of 5V. The contacts are rated up to 5A (@25
COM-00100
SparkFun
1:
¥415.3
10 In Stock
Mouser Part #
474-COM-00100
SparkFun
SparkFun Accessories These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage and/or high current devices. This relay's coil is rated up to 5VDC with a minimum switching voltage of 5V. The contacts are rated up to 5A (@25
10 In Stock
Buy
Min.: 1
Mult.: 1
SparkFun Accessories Ever hear of a thing called RGB? Red Green Blue? How about an RGB LED? These 5mm units have four pins - Cathode is the longest pin. One for each color and a common cathode. Use this one LED for three status indicators or pulse width modulate all th
COM-00105
SparkFun
1:
¥382
27 In Stock
Mouser Part #
474-COM-00105
SparkFun
SparkFun Accessories Ever hear of a thing called RGB? Red Green Blue? How about an RGB LED? These 5mm units have four pins - Cathode is the longest pin. One for each color and a common cathode. Use this one LED for three status indicators or pulse width modulate all th
27 In Stock
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Min.: 1
Mult.: 1
Optoelectronics
LED
SparkFun Accessories Transistor NPN (2N3904)
COM-00521
SparkFun
1:
¥91.4
1,209 In Stock
Mouser Part #
474-COM-00521
SparkFun
SparkFun Accessories Transistor NPN (2N3904)
1,209 In Stock
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Min.: 1
Mult.: 1
Details