Power / Solar

Keep your projects and electronics powered when you are on the go or away from a power outlet. Combine a properly sized solar panel with the Adafruit USB / DC / Solar Lithium Ion/Polymer charger and a Lithium Ion battery and your project will stay powered with energy from the power of the sun.

Learn everything you need to know to power your project with solar energy on the Adafruit Learning System.

Top down view of a USB / DC / Solar Lithium Ion/Polymer charger between a JST wire and a

USB / DC / Solar Lithium Ion/Polymer charger - v2

Product ID: 390

We now have a newer, easier, and cheaper design for solar charging - check out the bq24074-based Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger! It has more input protection and wider voltage range, no need for a large capacitor, USB C, and more. We'll continue stocking this older design for folks who need it. For new Solar charging projects, please...

$17.50

In stock

Epoxy-coated rectangular solar panel with DC power plug

Huge 6V 6W Solar panel - 6.0 Watt

Product ID: 1525

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch resistant, and UV resistant. They use a high efficiency monocrystalline cell. They output 6V at 930 mA via 3.5mm x 1.1mm DC jack connector - a nice upgrade to the 2W or 3W panels we have been carrying. The substrate is an aluminum / plastic...

$69.00

In stock

2.1mm female/male barrel jack extension cable - 1.5m / 5 ft

Product ID: 327

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 to 5A. You can also cut it half to make two barrel cables (one plug and one jack). This will allow you to connect a classic 'wall wart' to a breadboard or PCB without having to solder in a bulky power jack. Or you can use...

$2.95

In stock

Waterproof DC Power Cable Set - 5.5/2.1mm

Product ID: 743

Outdoor enthusiasts rejoice! We now have standard 5.5/2.1mm DC power cable sets in a waterproof variety. These cable sets are ideal for projects that must weather the weather: dust, water, rain, snow, tornado (not volcano proof!). They are a little bulkier than normal DC jacks because of the o-ring and removable over-screw. The o-ring is what makes the waterproof...

$2.50

In stock

Round solar panel next to lapel pin and quarter

Round Solar Panel Skill Badge - 5V / 40mA

Product ID: 700

This skill badge is self-fulfilling! Normally you would get the badge after the project is done, but in this case, the badge can be part of the project! The solar panel is epoxied into a round disc 55mm diameter (about 2.2 inches), its rugged and looks cool besides. We include a sticky foam pin back you can attach to the back of the panel to mount it onto a backpack,...

$2.95

In stock

2.1mm DC Barrel Jack cable with Alligator Clip ends

2.1mm DC Barrel Jack to Alligator Clips

Product ID: 1328

Turn a wall adapter into a mini power supply with this incredibly useful adapter. A high quality molded 2.1mm DC barrel jack is brought out to red (center positive) & black (ring negative) alligator clips. Works with just about every wall adapter, good for about 2 or 3 Amps of current and up to 24VDC. 2.1mm DC Barrel Jack to Alligator Clips (1:28)

$1.95

In stock

Colossal 6V 9W Solar Panel - 9.0 Watt

Product ID: 2747

These 6 Volt, 9 Watt panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. They are waterproof, scratch resistant, and UV resistant. Using a high efficiency monocrystalline cell and outputting 6V at ~1.5A via 3.5mm x 1.1mm DC jack connector, they are a nice upgrade to the 2W or 3W panels we have been carrying. The substrate is an...

$78.95

41 in stock

Angled shot of a Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger connected to a solar panel and 3 AAA batteries.

Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger - bq24074

Product ID: 4755

This charger is the only one you need to keep all your Lithium Polymer (LiPoly) or Lithium Ion (LiIon) rechargeable batteries topped up. No matter the power source at your disposal! The Adafruit Universal USB / DC / Solar Lithium Ion/Polymer Charger can use USB, DC or Solar power, with a wide 5-10V input voltage range! The charger chip is super smart, and will reduce...

$14.95

In stock

3.8 / 1.3mm or 3.5 / 1.1mm to 5.5 / 2.1mm DC Jack Adapter Cable

Product ID: 2788

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 charger! 2.1mm inner diameter (5.5mm outer diameter) is the most common type of DC plug, but you can use this adapter for anything else that has a 1.1 or 1.3mm ID (3.5-3.8mm OD) DC jack! The adapter has...

$1.50

In stock

3.5mm / 1.1mm to 5.5mm / 2.1mm DC Jack Adapter

Product ID: 4287

This convenient 3.5mm/1.1mm or 5.5mm/2.1mm DC Jack adapter lets you plug one of our solar panels into our optimized Solar Lithium Ion/Polymer charger! 2.1mm inner diameter (5.5mm outer diameter) is the most common type of DC plug, but you can use this adapter for anything else that has a 1.1mm ID (3.5 OD) DC jack. This adapter lets you convert something with a 3.5mm...

$1.50

70 in stock

Small 6V 1W Solar Panel - Silver

Product ID: 3809

These panels come to us from Voltaic Systems, makers of excellent solar-powered bags and packs. These are waterproof, scratch resistant, and UV resistant. With a high efficiency monocrystalline cell, they output 6V at 180 mA via 3.5mm x 1.1mm DC jack connector. The substrate is an aluminum / plastic composite, specifically designed to be durable and lightweight. They...

$19.95

74 in stock

5V 1.2W Solar Panel - ETFE - Voltaic P124

Product ID: 5368

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch-resistant, and UV resistant, and they use 10 high-efficiency monocrystalline SunPower cells with 22+% efficiency (praise the sun!). Each cell has a nominal voltage of 0.5V so we call this a "5V" panel They output a nominal 5V at 200 mA peak via a...

$14.95

In stock

Solar Bug Kit 2.0 from Brown Dog Gadgets - 4 Pack

Product ID: 5415

Create multiple solar-powered insects that moves with this fun-filled STEM project from Brown Dog Gadgets! Learn about solar energy by creating a simple solar circuit in minutes using only conductive tape! Cut out your bug, decorate it, then add your solar cell and vibrating motor. All parts are connected with our special Maker Tape conductive tape, perfect for...

$24.95

54 in stock

5V 10W Solar Panel - ETFE - Voltaic P110

Product ID: 5369

$64.95

36 in stock

angled shot of box packaging for solar bug kit.

Solar Bug Kit 2.0 from Brown Dog Gadgets - 25-pack

Product ID: 5416

Create multiple solar-powered insects that move for an entire party, camp-group, or classrom with this fun-filled STEM project from Brown Dog Gadgets! Learn about solar energy by creating a simple solar circuit in minutes using only conductive tape! Cut out your bug, decorate it, then add your solar cell and vibrating motor! All parts are connected with our special...

$99.00

9 in stock

Medium 6V 2W Solar panel - 2.0 Watt

Product ID: 200

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch resistant, and UV resistant. They use a high efficiency monocrystalline cell. They output 6V at 330 mA via 3.5mm x 1.1mm DC jack connector. The substrate is an aluminum / plastic composite, specifically designed to be strong and lightweight. They...

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$29.00

Out of stock

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Large 6V 3.5W Solar panel - 3.5 Watt

Product ID: 500

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch resistant, and UV resistant. They use a high efficiency monocrystalline cell. They output 6V at 530 mA via 3.5mm x 1.1mm DC jack connector - a nice upgrade to the 2W panels we have been carrying. The substrate is an aluminum / plastic composite,...

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$45.00

Out of stock

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Angled shot of medium sized solar panel with power cable.

6V 2W Solar Panel - ETFE - Voltaic P126

Product ID: 5366

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch-resistant, and UV resistant, and they use 12 high efficiency monocrystalline SunPower cells with 22+% efficiency (praise the sun!). Each cell has a nominal voltage of 0.5V so we call this a "6V" panel They output a 'nominal' 6V at 330 mA peak via a...

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$19.95

Out of stock

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Angled shot of large solar panel with red cable.

5V 5W Solar Panel - ETFE - Voltaic P105

Product ID: 5367

These panels come to us from Voltaic Systems, makers of fine solar-powered bags and packs. These are waterproof, scratch-resistant, and UV resistant, and they use 10 high efficiency monocrystalline SunPower cells with 22+% efficiency (praise the sun!). Each cell has a nominal voltage of 0.5V so we call this a "5V" panel They output a nominal 5V at 940 mA peak via a...

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$34.95

Out of stock

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Hand flexing a solar panel between thumb and fingers

Flexible 6V 1W Solar Panel

Product ID: 1485

This flexible easy-to-use solar panel is a great addition to your next solar powered project. This solar cell provides approximately 6V DC in direct sunlight at up to 1W (approximately 160 mA). Multiple units can be chained in series and/or parallel to increase voltage and current. The film cells are bonded between two plastic sheets that will protect it outdoors and...

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Epoxy-coated rectangular raw solar panel

Large 6V 3.7W Solar Panel

Product ID: 417

Harness even more power from the sun with this nice big solar panel. We had these custom made for us when customers let us know they needed more than what our 2W panel could provide. This panel is a 12-cell (6V) assembly mounted onto a fiberglass PCB and covered with PET plastic which protects the cells without reducing efficiency. The back has two soldering spots to...

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