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These are your standard 1.5V AA alkaline batteries from Panasonic.
This is the CR2025 20mm coin cell battery. You may be wondering what sets this guy apart from the more common CR2032 coin cel…
The BPW34 is a tiny, general purpose [PiN photodiode](http://en.wikipedia.org/wiki/PIN_diode). This photodiode has a ton of u…
This barrel jack plug is great for adding a common connector to the end of our wires. This jack is compatible with 5.5mm barr…
Two pin JST connector to a 2.1x 5.5mm barrel jack, 6.25 inch long jumper cable. We use this cable to adapt from a wall power …
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
The MyoWare Power Shield is designed to take two standard CR2032 coin cell batteries to power the MyoWare Muscle Sensor. We h…
This analog panel meter measures DC voltage from 0-5 volts with 2.5% accuracy. It has a clear and easy to read scale and an a…
The MI:power board adds portability to your project. A buzzer and 3V coin cell holder is connected to the 3V, GND and P0 conn…
The KR Sense 90A is a small voltage and current sense breakout board.
This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.
These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them wit…
Do you fear that your power may not be "far reaching" enough? How would another 3' work for you? Okay, so it doesn't sound ve…
This is a high quality switching 'wall wart' AC to DC 5V 2000mA USB Micro-B wall power supply manufactured specifically for S…
Do you fear that your power may not be "far reaching" enough? How would another 6' work for you? Okay, so it doesn't sound ve…
The Tenergy 5-in-1 Intelligent Cell Meter takes you one step closer to becoming an all-seeing and all-powerful battery wizard…
This is the LM317TG voltage regulator, a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This…
This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
The 4-Bay T4s Intelligent Universal Charger from Tenergy is an automatic smart charger compatible with almost all types of re…
These are massive single pole - double throw (SPDT) sealed relays. This means that when current is applied to the coil it thr…
This is the basic L7812 voltage regulator, a three-terminal positive regulator with a 12V fixed output voltage. This fixed re…
This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1…
This adaptor allows you to power your RPi 4 with a previous usb-micro B power supply.
This is a 40W single output switching power supply from Mean Well that has been specifically designed to be with LED applicat…
This relay's coil is rated up to 3V, with a maximum switching voltage of 250VAC, 125VDC. The contacts are rated up to 10A (@1…
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
This is a USB Type-C Power Supply that is compatible with the Raspberry Pi 4.
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium I…
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
This is a cost effective 5V, 2.4A dual USB Output Car Charger with Smart IC.
The Elektor DIY LiPo Supercharger can charge a single-cell LiPo battery and protect it against the effects of overvoltage, ov…
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 t…
This is a handy little device that can save your system from smoking. A resettable fuse (also known as a [PTC](http://en.wiki…
These are high quality, general purpose, Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, an…
These Wall Adapter Cables from iPixel are terminated with a standard NA plug at one end and two insulated spade terminal conn…
The ATX power connector breaks out the standard 4-pin computer peripheral port for you 12V & 5V devices from one wall adapter…
This kit allows you to assembly & use a 250VAC, 500mA inline fuse for your project. Complete with a barrel jack and 5mm pitch…
This is a right-angle, 24-pin Molex Mini-Fit Jr.™ connector, commonly used as the power supply connector on [ATX](http://en…
This power cable has a C13 connector on one side and a standard US 3-prong plug on the other. It's rated for 10A at 125V.
These are your standard 1.5V AAA alkaline batteries from Rayovac. Don't even think about trying to recharge these. Roughly 75…
This is the SMD version of [PRT-07948](http://www.sparkfun.com/products/7948), which is the unit we like to use as RTC backup…
PCB mount clip to hold a AA battery. Sold in single units, you'll need two. These work great for small, low power application…
PCB mount clip to hold a AAA battery. Sold in single units, you'll need two for each battery. These work great for small, low…
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 unit…
This is a 5mm PTH fuse clip intended to be used with our Glass Fuses. **Note: **These are sold in single units. If you inten…
This is a glass ferrule type fuse. It fits great with our 5mm fuse clips. The fuse is rated for 250VAC, up to 500mA. Fuses ar…
