Products

This brilliant invention is a blessing for makers designing or using boards with standard 2.1mm DC barrel jacks. Many devices opt against a p...

This brilliant invention is a blessing for makers designing or using boards with standard 2.1mm DC barrel jacks. Many devices opt against a p...

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...

 If you need to connect a battery pack or wired power supply to a board that has a DC jack - this adapter will come in very handy! 2.1mm DC plug o...

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...

After a long day out harvesting in the terminal block fields, we've returned with a veritable bounty of these very nice and compact 2.54mm/0....

Female header is like the duct tape of electronics. It's great for connecting things together, soldering to perf-boards, sockets for wires or...

Simple but effective - this sewable breakout board has a CR2032 coin cell battery holder soldered on, an on/off switch and 0.1" pitch breakout p...

This is a 20W adjustable DC-DC buck converter module with digital display. It is based on LM2596 3A step-down voltage regulator and supports an...

This Comsol Powerbank is perfect for recharging your mobile devices when you're on the go. It has a compact design which is easy to carry with you,...

This is a waterproof DC-DC converter. With 8-18V DC input, it converts to 24V@10A which is an ideal supply for robots. FEATURES ...

This Female to Male 5.5*2.1mm DC Adapter Kit is compatible with all kinds of universal 2.5mmDC male plugs and can be used to supply power for many ...

We've got battery holders for all sorts of needs and projects! Waterproof? Here ya go. With an on/off switch? Easy peasy. Here's our latest a...

Here's another addition to our growing family of AA battery holders. A holder for three (3) AA batteries! It's got an 8" long power cable with a...

This battery holder connects 3 AAA batteries together in series for powering all kinds of projects. We spec'd these out because the box is slim,...

Enclosed battery holder for three AAA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose them. ...

This 12-inch (30-cm) cable has 26 AWG wires and a 3-pin female JST PH-style connector that works with Sharp analog distance sensors that have matin...

Need a nice little 3.3V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 4-20V battery or wa...

Ah the esteemed LD1117, who amongst us has not used this popular low drop voltage regulator? This big chunky regulator will help you get your 4-...

Since the micro-bit development board does not have a 5V power output pin, the USB-connected 5v voltage will automatically step down to 3.3V.When t...

This convenient 3.8mm/1.3mm or 3.5mm/1.1mm or 1.3mm DC to 2.1mm DC adapter cable lets you plug one of our solar panels into our optimized Solar ...

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charg...

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged ...

3.7V Polymer Lithium Ion Battery - 1000mAh