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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 Logic Level Converter - Bi-Directional

SparkFun Logic Level Converter - Bi-Directional

BOB-12009
$2.95
106
Favorited Favorite 127
Wish List
PiJuice HAT - Raspberry Pi Portable Power Platform

PiJuice HAT - Raspberry Pi Portable Power Platform

PRT-14803
$64.95
4
Favorited Favorite 43
Wish List
Lithium Ion Battery - 1Ah

Lithium Ion Battery - 1Ah

PRT-13813
$9.95
7
Favorited Favorite 60
Wish List
Lithium Ion Battery - 2Ah

Lithium Ion Battery - 2Ah

PRT-13855
$12.95
6
Favorited Favorite 31
Wish List
Lithium Ion Battery - 400mAh

Lithium Ion Battery - 400mAh

PRT-13851
$4.95
9
Favorited Favorite 32
Wish List
SparkFun Qwiic Dual Solid State Relay

SparkFun Qwiic Dual Solid State Relay

COM-16810
$149.95
Favorited Favorite 9
Wish List
SparkFun LiPo Charger Basic - Micro-USB

SparkFun LiPo Charger Basic - Micro-USB

PRT-10217
$8.95
25
Favorited Favorite 52
Wish List
SparkFun Power Delivery Board - USB-C (Qwiic)

SparkFun Power Delivery Board - USB-C (Qwiic)

DEV-15801
$24.95
2
Favorited Favorite 21
Wish List
IoT Power Relay

IoT Power Relay

COM-14236
$26.95
14
Favorited Favorite 52
Wish List
Lithium Ion Battery - 110mAh

Lithium Ion Battery - 110mAh

PRT-13853
$4.95
2
Favorited Favorite 14
Wish List
SparkFun Buck-Boost Converter

SparkFun Buck-Boost Converter

COM-15208
$9.95
1
Favorited Favorite 20
Wish List
SparkFun Battery Babysitter - LiPo Battery Manager

SparkFun Battery Babysitter - LiPo Battery Manager

PRT-13777
$19.95
7
Favorited Favorite 53
Wish List
SparkFun LiPo Charger/Booster - 5V/1A

SparkFun LiPo Charger/Booster - 5V/1A

PRT-14411
$15.95
1
Favorited Favorite 22
Wish List
SparkFun LiPo Charger Plus

SparkFun LiPo Charger Plus

PRT-15217
$9.95
Favorited Favorite 18
Wish List
SparkFun Qwiic Single Relay

SparkFun Qwiic Single Relay

COM-15093
$11.95
1
Favorited Favorite 20
Wish List
SparkFun Qwiic Quad Solid State Relay Kit

SparkFun Qwiic Quad Solid State Relay Kit

KIT-16833
$39.95
Favorited Favorite 20
Wish List
Lithium Ion Battery - 850mAh

Lithium Ion Battery - 850mAh

PRT-13854
$9.95
2
Favorited Favorite 11
Wish List
Wall Adapter Power Supply - 5VDC, 2A (Barrel Jack)

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

TOL-15312
$5.95
2
Favorited Favorite 10
Wish List
SparkFun Beefcake Relay Control Kit (Ver. 2.0)

SparkFun Beefcake Relay Control Kit (Ver. 2.0)

KIT-13815
$8.95
19
Favorited Favorite 29
Wish List
Wall Adapter Power Supply - 9VDC, 650mA (Barrel Jack)

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

TOL-15314
$5.95
1
Favorited Favorite 5
Wish List
Wall Adapter Power Supply - 12VDC, 600mA (Barrel Jack)

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

TOL-15313
$5.95
Favorited Favorite 5
Wish List
SparkFun Logic Level Converter - Single Supply

SparkFun Logic Level Converter - Single Supply

PRT-14765
$14.95
Favorited Favorite 4
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab)

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

PRT-13189
$6.50
8
Favorited Favorite 17
Wish List
USB Power Meter (Color TFT LCD)

USB Power Meter (Color TFT LCD)

TOL-15571
$24.95
2
Favorited Favorite 16
Wish List
Lithium Ion Battery - 6Ah

Lithium Ion Battery - 6Ah

PRT-13856
$29.95
6
Favorited Favorite 31
Wish List
SparkFun Adjustable LiPo Charger

SparkFun Adjustable LiPo Charger

PRT-14380
$11.95
3
Favorited Favorite 16
Wish List
SparkFun Nano Power Timer - TPL5110

SparkFun Nano Power Timer - TPL5110

PRT-15353
$5.95
1
Favorited Favorite 19
Wish List
Power Supply - 5V, 4A

Power Supply - 5V, 4A

TOL-15352
$12.95
Favorited Favorite 10
Wish List
Battery Holder - 2xAA (JST-PH)

Battery Holder - 2xAA (JST-PH)

PRT-14299
$1.50
Favorited Favorite 19
Wish List
E-Textiles Battery - 110mAh (2C Discharge)

E-Textiles Battery - 110mAh (2C Discharge)

PRT-13112
$6.95
5
Favorited Favorite 24
Wish List
Lithium Ion Battery - 18650 Cell (2600mAh)

Lithium Ion Battery - 18650 Cell (2600mAh)

PRT-12895
$5.95
Favorited Favorite 17
Wish List
Wall Adapter Power Supply - 5VDC, 2A (USB Micro-B)

Wall Adapter Power Supply - 5VDC, 2A (USB Micro-B)

TOL-15311
$5.95
Favorited Favorite 2
Wish List
SkyRC IMAX B6 V2 Professional Balance Charger / Discharger

SkyRC IMAX B6 V2 Professional Balance Charger / Discharger

PRT-16793
$34.95
1
Favorited Favorite 1
Wish List
SparkFun Variable Load Kit

SparkFun Variable Load Kit

KIT-14449
$35.95
1
Favorited Favorite 18
Wish List
Solar Panel Charger - 10W

Solar Panel Charger - 10W

PRT-16835
$18.95
Favorited Favorite 3
Wish List
Polymer Lithium Ion Battery - 40mAh

Polymer Lithium Ion Battery - 40mAh

PRT-13852
$4.50
Favorited Favorite 10
Wish List
SparkFun ATX Power Connector Breakout Kit - 12V/5V (4-pin)

SparkFun ATX Power Connector Breakout Kit - 12V/5V (4-pin)

KIT-15701
$14.95
2
Favorited Favorite 11
Wish List
KR Sense Current and Voltage Sensor - 90A

KR Sense Current and Voltage Sensor - 90A

SEN-16408
$19.95
Favorited Favorite 2
Wish List
Panasonic Alkaline Battery - AA

Panasonic Alkaline Battery - AA

PRT-15201
$0.50
Favorited Favorite 2
Wish List
KR Sense Current and Voltage Sensor - 45A

KR Sense Current and Voltage Sensor - 45A

SEN-16407
$19.95
Favorited Favorite 1
Wish List
Battery Holder - 2xAAA with Cover and Switch

Battery Holder - 2xAAA with Cover and Switch

PRT-14219
$1.50
Favorited Favorite 10
Wish List
Lithium Ion Battery - 2200mAh 7.4v

Lithium Ion Battery - 2200mAh 7.4v

PRT-11856
$15.95
Favorited Favorite 11
Wish List
Power Supply - 12V/5V (2A)

Power Supply - 12V/5V (2A)

TOL-15664
$10.95
2
Favorited Favorite 3
Wish List
USB Car Charger - 5V, 2.4A

USB Car Charger - 5V, 2.4A

TOL-16886
$2.95
Favorited Favorite 0
Wish List
PowerFilm Solar Panel - 50mA@4.8V w/PSA & Kynar

PowerFilm Solar Panel - 50mA@4.8V w/PSA & Kynar

PRT-14799
$5.95
Favorited Favorite 6
Wish List
Power Dock 2 for Onion Omega

Power Dock 2 for Onion Omega

DEV-14440
$15.00
2
Favorited Favorite 5
Wish List
USB Wall Charger - 5V, 2A

USB Wall Charger - 5V, 2A

TOL-16893
$5.95
Favorited Favorite 1
Wish List
MintyBoost 3.0 Kit

MintyBoost 3.0 Kit

KIT-10094
$19.95
1
Favorited Favorite 6
Wish List