Power Supplies

Is there anything an Arduino can’t do? Well, for one, most of them can’t be powered directly from a 3.7V LiPo battery; much less charge and monitor...

This product is a 3-in-1 cable. By itself, it can act as an extension cord for any 5.5/2.1mm DC power cable. The heavy 24 AWG wires can handle up t...

This is a very simple board that takes a 4-9V input voltage and outputs a selectable 1.8V or 3.3V regulated voltage. All headers are 0.1" pitch for...

A Difficult Choice Made Easy The choice of LiPo batteries and battery chargers can be overwhelming. In the past, with older RC cars and NiCd ba...

This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1mm barrel connectors. ...

We're carrying this adapter primarily to allow Chumby Hacker Board users to adapt our nice 5V @ 2A power supply to their CHB. But you can use th...

This is a very small, extremely lightweight battery based on Polymer Lithium Ion chemistry. This is the highest energy density currently in product...

This 6 position screw terminal block provides a simple way to connect wires to a single connection point. These blocks allow wires to be screwed to...

Are you tired of having to accommodate inconvenient power supplies and compromise the mobility and customization of your project? The BooSTick from...

µHex is the first low-power controller which is compatible with Arduino. It is very suitable for the battery power supply environment. A 210mAh ...

When you need a portable 12V power pack, this big holder will do the job! The holder will store 8 AA batteries end to end, to give approximately...

The NCP303 is an ultra−low current voltage detector that contains a programmable time delay generator. These devices are specifically designed for ...

The PST has been discontinued. Please check out the IoT Power Relay for an equivalent alternative. The IoT Power Relay has more outlets but o...

Check out this handy MicroUSB extension cable, which will make it easy for you to enclose a device that has a B type (micro USB host) port. Great i...

The BD10KA5W is a low-saturation regulator with an output voltage precision of ±1%. It also has built-in overcurrent protection that prevents the d...

This is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1" pitch for ...

 These switchmode plugpack adaptors are slim in size, lightweight, and feature manually selectable variable voltage outputs. All are MEPS compliant...

This is a really nice power supply. It's a switching DC supply so its small and light and efficient. It is thin so it fits in power strips without ...

A solid state relay (SSR) allows you to control high-curent AC loads from lower voltage DC control circuitry. Solid state relays have several advan...

Wireless charging uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy ...

 Lighter plug has 5A 3AG fast blow fuse and red power indicator LED. Specifications  | Cable Length  |  1.5m | Diameter  |  2.1mm

These 2×13-pin housings work with our wires with pre-crimped terminals to let you quickly make custom cables that mate with various 0.1"-spaced con...

DIY? How about D-I-Wire! This barrel jack plug is great for adding a common power connector to the end of your wires. The jack is compatible with 5...

Integrating Ethernet support into your project is a great way to relay data through a local area network and even bounce information out to the int...