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SparkFun Electronics will be closed on November 26, 2020 and November 27, 2020 for the Thanksgiving holiday. We will begin normal operations at 9:00 AM Mountain Time on November 30, 2020.

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Please see all COVID-19 updates here as some shipments may be delayed due to CDC safety and staffing guidelines. If you have an order or shipping question please refer to our Customer Support page. For technical questions please check out our Forums. Thank you for your continued support.

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SparkFun Opto-isolator Breakout

SparkFun Opto-isolator Breakout

BOB-09118
$4.95
13
Jumper Wires Premium 6" M/F Pack of 10

Jumper Wires Premium 6" M/F Pack of 10

PRT-09140
$3.95
1
Wall Adapter Power Supply - 5VDC, 2A (Barrel Jack)

Wall Adapter Power Supply - 5VDC, 2A (Barrel Jack)

TOL-15312
$5.95
2
Coin Cell Battery - 20mm (CR2032)

Coin Cell Battery - 20mm (CR2032)

PRT-00338
$1.95
LiPower - Boost Converter

LiPower - Boost Converter

PRT-10255
$15.95
5
SparkFun Breadboard Power Supply Stick - 5V/3.3V

SparkFun Breadboard Power Supply Stick - 5V/3.3V

PRT-13032
$11.95
8
OBD-II to DB9 Cable

OBD-II to DB9 Cable

CAB-10087
$9.95
3
Graphic Equalizer Display Filter - MSGEQ7

Graphic Equalizer Display Filter - MSGEQ7

COM-10468
$4.95
16
LilyPad Button Board

LilyPad Button Board

DEV-08776
$1.95
10
Jumper Wires Premium 12" F/F Pack of 100

Jumper Wires Premium 12" F/F Pack of 100

PRT-09390
$34.95
Big Dome Pushbutton - Red

Big Dome Pushbutton - Red

COM-09181
$11.95
14
Jumper Wire - 0.1", 3-pin, 12"

Jumper Wire - 0.1", 3-pin, 12"

PRT-10373
$1.95
1
Basic 16x2 Character LCD - White on Black 5V

Basic 16x2 Character LCD - White on Black 5V

LCD-00709
$18.95
13
Arduino Stackable Header Kit - R3

Arduino Stackable Header Kit - R3

PRT-11417
$1.50
12
USB micro-B Cable - 6 Foot

USB micro-B Cable - 6 Foot

CAB-10215
$4.95
13
SparkFun 16 Output I/O Expander Breakout - SX1509

SparkFun 16 Output I/O Expander Breakout - SX1509

BOB-13601
$5.95
8
SparkFun microB USB Breakout

SparkFun microB USB Breakout

BOB-12035
$2.50
12
KTA-223 USB/RS485 Relay IO Board

KTA-223 USB/RS485 Relay IO Board

DEV-09526
$144.95
1
SparkFun Beefcake Relay Control Kit (Ver. 2.0)

SparkFun Beefcake Relay Control Kit (Ver. 2.0)

KIT-13815
$8.95
19
SparkFun RJ45 MagJack Breakout

SparkFun RJ45 MagJack Breakout

BOB-13021
$5.95
2
SparkFun Qwiic Joystick

SparkFun Qwiic Joystick

COM-15168
$9.95
SparkFun TRRS 3.5mm Jack Breakout

SparkFun TRRS 3.5mm Jack Breakout

BOB-11570
$3.95
6
SparkFun DeadOn RTC Breakout - DS3234

SparkFun DeadOn RTC Breakout - DS3234

BOB-10160
$20.95
17
Banana to IC Hook Cables

Banana to IC Hook Cables

CAB-00506
$4.95
6
SparkFun Voltage-Level Translator Breakout - TXB0104

SparkFun Voltage-Level Translator Breakout - TXB0104

BOB-11771
$4.50
7
Female Headers

Female Headers

PRT-00115
$1.50
7
SparkFun 16x2 SerLCD - RGB on Black 3.3V

SparkFun 16x2 SerLCD - RGB on Black 3.3V

LCD-14073
$19.95 $15.96
4
Wall Adapter Power Supply - 9VDC, 650mA (Barrel Jack)

Wall Adapter Power Supply - 9VDC, 650mA (Barrel Jack)

TOL-15314
$5.95
1
Solar Panel - 3.5W

Solar Panel - 3.5W

PRT-13782
$39.00
1
GPIB-ETHERNET Controller

GPIB-ETHERNET Controller

BOB-08841
$199.95
3
Wall Adapter Power Supply - 12VDC, 600mA (Barrel Jack)

Wall Adapter Power Supply - 12VDC, 600mA (Barrel Jack)

TOL-15313
$5.95
Digital LED Voltmeter

Digital LED Voltmeter

PRT-14313
$1.75
4
Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

PRT-13189
$6.50
8
LED RGB Strip - Bare (1m)

LED RGB Strip - Bare (1m)

COM-12021
$9.95
1
SparkFun Logic Level Converter - Single Supply

SparkFun Logic Level Converter - Single Supply

PRT-14765
$14.95
Qwiic JST Connector - SMD 4-pin (Horizontal)

Qwiic JST Connector - SMD 4-pin (Horizontal)

PRT-14417
$0.50
1
LED - RGB Addressable, PTH, 5mm Diffused (5 Pack)

LED - RGB Addressable, PTH, 5mm Diffused (5 Pack)

COM-12986
$2.95
8
Raspberry Pi GPIO Tall Header - 2x20

Raspberry Pi GPIO Tall Header - 2x20

PRT-14017
$1.95
Jumper Wires Premium 4" M/M - 26 AWG (30 Pack)

Jumper Wires Premium 4" M/M - 26 AWG (30 Pack)

PRT-14284
$1.95
SparkFun USB LiPoly Charger - Single Cell

SparkFun USB LiPoly Charger - Single Cell

PRT-12711
$15.95
8
USB Wall Charger - 5V, 1A (Black)

USB Wall Charger - 5V, 1A (Black)

TOL-11456
$3.95
2
Jumper Wires Premium 12" M/F Pack of 100

Jumper Wires Premium 12" M/F Pack of 100

PRT-09386
$34.95
Graphic LCD 84x48 - Nokia 5110

Graphic LCD 84x48 - Nokia 5110

LCD-10168
$9.95
16
Reversible USB A to C Cable - 0.3m

Reversible USB A to C Cable - 0.3m

CAB-15426
$3.95
1
SoftPot Membrane Potentiometer - 500mm

SoftPot Membrane Potentiometer - 500mm

SEN-08681
$23.95
2
RGB LED Matrix Panel - 32x32

RGB LED Matrix Panel - 32x32

COM-14646
$44.95
SparkFun SOT23 to DIP Adapter

SparkFun SOT23 to DIP Adapter

BOB-00717
$0.95
5
Rotary Encoder - 200 P/R (Quadrature)

Rotary Encoder - 200 P/R (Quadrature)

COM-10932
$44.95
1