Power Supplies

Keep it cool with a Peltier module. These unique electronic components can generate a temperature differential when powered. That is to say, apply ...

Secure prototyping space for your Raspberry Pi, now Pi Zero compatible! Raspberry Pi 3, A+, Zero and Zero W compatible Works with the Pibow, P...

Double up your power adapters with this wonderfully simple 2-way power jack splitter. All you have to do is connect a standard 5.5mm/2.1mm sized pl...

Eclipse batteries are made to the same specifications of those well known expensive brands on TV, but at a realistic price. We are very, very pro...

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...

Add more functions to Pi? This HUB will be your best friend! It's based on USB2.0, you can read your memory card at high speed. Ready to add a c...

General-purpose alkaline batteries. Not rechargeable. Specifications Battery Chemical Composition ...

Introducing our new range of Ultra-slim Switchmode AC adaptors. They are extremely light, sleek and compact; enough to snugly and neatly fit side ...

Silicone-sheathing wire is super-flexible and soft, and its also strong! Able to handle up to 200°C and up to 600V, it will do when PVC covered wir...

Overview The D24V50Fx family of step-down voltage regulators generates lower output voltages from input voltages as high as 38 V. They are switc...

Convert just about any battery pack to 5V with VERTER - our fresh new Buck-Boost power converter. VERTER can take battery voltages from 3-12VDC ...

This female to male DC power cable offers an easy solution for extending the length of a DC power supply. SPECIFICATIONS 2.1mm (0...

This simple cable has so many uses! Plug a 9V battery into one end and connect the other end to anything with a 5.5x2.1mm, center-positive barrel ...

This connector adapts a 5.5 × 2.1 mm DC barrel jack to a pair of screw terminals spaced approximately 5 mm (0.2″) apart. The terminals are labe...

Your project will probably need an on/off switch. If you plan to house the project in an enclosure, we found this great rocker switch to help yo...

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 ...

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 supply to a relativ...

The AA boost Module is DFrobot's exclusive product. One of its key features is solving the 5V battery power supply problem. As we all know, one AA...

Battery holder for eight AA cells arranged as two back-to-back four-cell holders.

Behold, the Hydra! This USB power cable probably looks a lot like something you’ve hacked together before. We do it all the time, because what i...

This is a USB 2.0 type B to Micro-B 5-pin black cable. You know, the mini-B connector that usually comes with cell phones, Cameras, MP3 players, et...

Introducing our new range of Ultra-slim Switchmode AC adaptors. They are extremely light, sleek and compact; enough to snugly and neatly fit side...

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 two for each battery. T...