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SKU: SF-CAB-21271

You've got the wrong USB cable. It doesn't matter which one you have, it's the wrong one. But what if you could have the right one? What if you could have the right one every time? Enter: The SparkFun 4-in-1 Multi-USB Cable. The SparkFun 4-in-1 Multi-USB Cable is a four-headed cable that will en...

SKU: SF-CAB-21272

You've got the wrong USB cable. It doesn't matter which one you have, it's the wrong one. But what if you could have the right one? What if you could have the right one every time? Enter: The SparkFun 4-in-1 Multi-USB Cable. The SparkFun 4-in-1 Multi-USB Cable is a four-headed cable that will en...

SKU: SS-110990161

A handy assortment of six power connector adaptors and converters for prototyping, electronics projects, and bench setups. This pack covers the most common power connector types — barrel jack, BNC, JST, and screw terminal — so you can quickly adapt between different power sources and devices. Pa...

SKU: DF-FIT0870

A USB to DC boost converter cable that steps up 5 V from a USB power source to either 9 V or 12 V output, selectable via a built-in switch. A digital LED display shows the current output voltage. Simply plug the USB end into a power bank, USB charger, or any 5 V USB source to power 9 V or 12 V de...

SKU: SF-WRL-13231

The SparkFun ESP8266 Thing is a breakout and development board for the ESP8266 WiFi SoC — a popular platform for IoT and WiFi-connected projects. All module pins are broken out to breadboard-compatible rows, and on-board power management includes a LiPo charger, 3.3V regulator, and power switch. ...

SKU: SF-COM-18375

This is a high grade DC Buck converter that inputs 6 to 12V and outputs 5V up to 3A or 15W. With good thermal performance and protection, this DC block is perfect for battery applications (such as SLAs or LFPs) that need to power a USB or 5V device even while the input is varying (battery charge/...

SKU: AF-5329

If your computer has a USB A port still, and you want a small, cable-less way to connect our modern USB C devices, this little dongle will do the job nicely. It's quite simple - you've got your USB A plug on one side, a C plug on the other. Since C is reversible, you can always plug in your board...

SKU: AF-4109

If you love DIY cable-rigging, then these USB adapters are right up your alley! Making custom USB cables has never been easier. Just grab one of our ribbon cables, then swap and switch any of our USB adapters on each end using the flex cable clips. There are options a-plenty! This version i...

SKU: AF-4106

If you love DIY cable-rigging, then these USB adapters are right up your alley! Making custom USB cables has never been easier. Just grab one of our ribbon cables, then swap and switch any of our USB adapters on each end using the flex cable clips. There are options a-plenty! This version i...

SKU: SF-CAB-13244

A short 150 mm (6″) USB 2.0 Type-A to Micro-B cable, ideal for connecting development boards, chargers, and other devices within compact enclosures where a full-length cable isn't needed. Specifications Connector A – USB Type-A (male) Connector B – Micro-B 5-pin (male) Standard – USB 2.0 Le...

SKU: AF-4711

The AP3429A Buck Converter Breakout steps down 3.4–5.5V input to a stable 3.3V output at up to 1.2A, with 90–95% efficiency. It's ideal for powering 3.3V circuits from LiPo batteries, 3× alkaline cells, or USB power sources. Designed to be pin-compatible with the LM1117-3.3V TO-220 regulator, yo...