Power Supplies


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76 Products Found


18932

PowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+

This 4A capable PowerBoost 1000 can turn almost any battery voltage below 5.5V into a steady 5.2V to power your USB devices.

$14.95 USD

BattR4

3.6V / 170mA Pyramid Rechargeable Battery

This 3.6V 170mAh rechargeable Ni-Cad battery contains three cells in pyramid configuration.

$0.50 USD

34010

Adapter, 6VDC @ 500mA

This is a general purpose unregulated power adapter that converts 120VAC@60 Hz (North American) to 6V DC at 500mA.

$9.95 USD

34020

Breadboard Voltage Regulator Kit

The BVR Breadboard regulator kit makes it easy to add regulated, switchable power to your breadboard by using practically any 2.1mm DC adapter!

$5.95 USD

SCC2422

24 x 22mm Monocrystalline Solar Cell

This new solarcell is a bit smaller than the SCC2433, giving you solar power in a small and convenient package.

$4.45 USD

17010

Battery Holder 3-AA

This battery holder uses 3 AA cells to power your electronics, robotic or embedded project. You can do without, but MAN, when you need to hold 3AA cells, you'll need it!

$1.95 USD

17020

3-AA Battery Holder (w/ 15cm leads)

This unit is great for wiring up 3 AA batteries in series.

$2.25 USD

46225

LED Voltmeter Display 2.5-30VDC, Green

Small and self-powered, this green LED voltmeter is a handy monitoring module.

$3.95 USD

17440

Barrel Power Jack socket, 2.1mm Connection

2.1mm barrel power jack socket. For connecting barrels, I mean "power leads"!

$1.00 USD

BHoldAAA 1 Cell

1-Cell AAA Holder

Holder for single AAA size battery. 1.95" long x 0.50" x 0.50" high. Unbreakable black plastic. 6" wire leads.

$0.80 USD

BHoldAA-5cell-P

5 x AA Holder With 2.1mm Barrel Plug

It's a nice 5-AA battery holder, with 5" leads and a 2.1mm DC barrel plug.

$3.75 USD

15032

SparkFun Barrel Jack Power Switch - M-F

Instead of yanking and plugging 2.1" power connectors, toggle the power with this short inline power switch.

$2.50 USD

50515

SparkFun DC/DC Converter

Need a tidy DC-to-DC converter? This SparkFun breakout board offers 6 amperes of conversion, taking any DC voltage between 4.5-14VDC, and turning it to a selectable voltage between 0.59 and 5.5VDC.

$21.95 USD

33047

Switchable Voltage Divider

Switchable Voltage Divider is a voltage divider with switches. The switches can be used to control which resistors are used in the voltage divider.

$15.00 USD

50220

10W Step Down Adjustable Switching Regulator

The DE-SWADJ is the adjustable version of the "SW0XX" step-down voltage regulators. Using the same form-factor as a standard 78LMXX style regulator, it is a much better way to give regulated voltage to your project.

$17.45 USD

50222

25W Step Down Adjustable Switching Regulator

The DE-SWADJ 3 is a larger version of the DE-SWADJ adjustable step down voltage regulator, and is designed to be stronger, faster and better.

$25.00 USD

50200

3.3V 1A Switching Voltage Regulator

The Dimension Engineering 3.3V switching regulator is a tight & tidy voltage regulator that offers great performance at an excellent price. Great for extending battery life!

$17.35 USD

50210

5V 1A Switching Voltage Regulator

The Dimension Engineering 5V switching regulator is a tight & tidy voltage regulator that offers great performance at an excellent price. Great for extending battery life!

$17.45 USD

50225

AnyVolt Micro Universal DC-DC Converter

The AnyVolt DC-DC converter is small, powerful, and very useful for applications needing efficient voltage switching. The guys as Dimension Engineering know their stuff!

$19.99 USD

50230

LVBoost Micro Universal DC-DC Converter

Looking for a low, LOW voltage boost converter in a tidy package? Dimension Engineering's LVBoost is just the solution!

$19.95 USD

40408

DC-DC 2A Adjustable Boost Power Supply Converter Step Up Module 2-24v

This budget DC-DC boost converter cranks up input voltage from as low as 2V to an output as high as 28VDC

$3.95 USD

40410

Mini-360 DC-DC Buck converter

Super compact and capable, this DC-DC buck converter can knock down a voltage from 23V to as low as 1V with up to 95% efficiency.

$2.85 USD

40420

MicroUSB 1A LiPoly Charging Module

Excellent for building a portable project with a single LiPoly, and recharge it from microUSB!

$2.25 USD

34050

Adapter, 9VDC @ 1A

This Adapter, 9V @ 1A is a economical power transformer.

$5.45 USD

34140

Adapter, 12VDC @ 2.0A - US

12VDC, 2 Amp, power supply with center positive polarity for general project use.

$10.00 USD

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