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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 is the basic L7812 voltage regulator, a three-terminal positive regulator with a 12V fixed output voltage. This fixed re…
The 4-Bay T4s Intelligent Universal Charger from Tenergy is an automatic smart charger compatible with almost all types of re…
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
A really cool rechargeable Lithium Ion coin cell battery. The battery is rated for 3.6V @ 110mAh - a great way to run a small…
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…
These Adam Tech Wall Adapter Cables are terminated with a standard North American (NEMA 5--15P) plug at one end and three ins…
This isn't your ordinary power supply. The Global Power Supply is a 15V, 4.34A power device specifically designed to work wit…
This Relay Shield v2.0 from Evil Mad Scientist is a simple Arduino add-on that gives your Arduino the ability to control a si…
This is a right-angle, 24-pin Molex Mini-Fit Jr.™ connector, commonly used as the power supply connector on [ATX](http://en…
These LR44 button cell batteries are fairly common but it can be hard to keep them around. They fit our digital calipers, so …
The Relay Expansion Board enables your Omega to control two other independent electrical circuits. The circuits are isolated …
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…
This is a 24W dual output switching power supply from Mean Well. This power supply is extremely reliable and able to output 1…
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…
The IEC C13 is a common AC power connection. You're likely to have one plugged into your computer, your guitar amp or your so…
This is a 24-pin Molex Mini-Fit Jr.? connector, commonly used as the power supply connector on [ATX](http://en.wikipedia.org/…
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…
PCB mount clip to hold a AA battery. Sold in single units, you'll need two. These work great for small, low power application…
These are your standard 1.5V AAA alkaline batteries from Rayovac. Don't even think about trying to recharge these. Roughly 75…
These Adam Tech Wall Adapter Cables are terminated with a standard European (CEE 7/7) plug at one end and three insulated spa…
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…
Through-hole 24.5 mm coin cell holder. This holder fits our rechargeable 24.5mm Lithium Ion coin cell battery. Holds battery …
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