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Power supply

Various power supply kits to add to your project.

Items in this category require component level assembly

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Items 1 to 20 of 32 total

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  • 1 AMP Power Supply Kit image

    1 AMP Power Supply Kit

    Provides a regulated voltage adjustable between 1.5 and 35V at 1A Learn More
    $11.95

    SKU:K1823

    As low as: $10.75

  • 1 AMP Rectifier image

    1 AMP Rectifier


    Full wave recifier with 35VDC filter cap
    Converts AC to DC Learn More
    $4.95

    SKU:FK822

  • 3 TO 30VDC / 3A Power Supply Kit image

    3 TO 30VDC / 3A Power Supply Kit

    The heatsink is supplied in this power supply kit, but transformer is not supplied. Learn More
    $49.95

    SKU:K7203

  • 3.6V Cell Phone Battery Charger Kit image

    3.6V Cell Phone Battery Charger Kit

    A portable cell phone battery charger using common AA batteries. Learn More
    $6.95

    SKU:FK818

  • 40W Fluorescent Lamp Driver Kit (Inverter) image

    40W Fluorescent Lamp Driver Kit (Inverter)

    Once you build this kit you can drive a 40W fluorescent light tube using a 12V DC voltage such as a car battery. Learn More
    $24.95

    SKU:CK163

  • Variable Power Supply Kit

    Adjustable Power Supply Kit

    Basic adjustable voltage power supply kit using the popular three pin regulator, LM317T. You can select any voltage between 1.5V and 30V using a potentiometer. The LM317T is rated at 1.5A so you must use a larger heat sink when drawing high currents.

    PCB Dimensions: 46 x 35mm Learn More

    $10.95

    SKU:QK68

  • Auto Ni-Cd Charger Kit (AA size 2 - 12 Units) image

    Auto Ni-Cd Charger Kit (AA size 2 - 12 Units)

    Charge up your AA NiCad batteries (Ni-Cd) with this affordable charger! Learn More
    $7.95

    SKU:FK806

  • Car Battery Protector 12V-12V / MAX. 10A image

    Car Battery Protector 12V-12V / MAX. 10A


    The battery protector prevents appliances (e.g. cooler) from draining the battery of your car.
    The device continuously monitors the voltage and charge status of your car battery. Learn More
    $9.95

    SKU:PSPC10BP

    Out of stock

  • DC Boost Converter 3.3-5V. TO 12V. 100mA image

    DC Boost Converter 3.3-5V. TO 12V. 100mA

    DC Boost Converter 3.3-5V. TO 12V. 100mA Learn More
    $7.95

    SKU:FK821

  • DC Regulator Kit 0 - 12V 500mA image

    DC Regulator Kit 0 - 12V 500mA

    0 - 12 Volt DC Regulator Kit (500mA) Learn More
    $2.95

    SKU:FK807

  • Digital Pulse Charger Module   0 - 4 A image

    Digital Pulse Charger Module 0 - 4 A

    Keep your Ni-Cads charged up with this. 0 - 4 A. (4 - 8 Cell Ni Cad) digital pulse charger.

    This is an assembled module. You just need to wire it to your batteries and provide a suitable 12VDC power supply Learn More

    $18.95

    SKU:MXA031

    As low as: $17.05

  • Down Converter Kit 12VDC to 6-9VDC image

    Down Converter Kit 12VDC to 6-9VDC

    This kit takes 12 - 15vDC and down-converts it to either 6 or 9vDC (jumper selectable) Learn More
    $2.95

    SKU:FK805

  • Dual Unregulated Power Supply Kit image

    Dual Unregulated Power Supply Kit

    This kit contains all components to convert AC power from a center-tapped transformer to a balanced unregulated power source. Four 50V Caps. Learn More
    $15.00

    SKU:QK186

    Out of stock

  • Dual Unregulated Power Supply Kit image

    Dual Unregulated Power Supply Kit

    Dual Unregulated Power Supply Kit for QK50. Contains all components to convert AC input from a center-tapped transformer to a balanced unregulated power source. Transformer not supplied. Learn More
    $16.50

    SKU:QK114

  • Hobby Power Supply Kit image

    Hobby Power Supply Kit

    Based on the 78xx series of regulators. Two 7805 are used. One gives a fixed 5V for TTL work. Second shows how the regulator may be used to give a variable voltage output. Max. 1A Learn More
    $10.95

    SKU:QK4

  • Ion Generator Kit image

    Ion Generator Kit

    This Ion Generator kit creates ions and releases them into the air. Mains powered ion generator which may be made into a negative or positive ion generator depending on the orientation of the 30 diodes. Uses Cockroft ~ Walton string of diodes & capacitors. Neon ON light. Learn More
    $16.95

    SKU:QK57

  • Li-PO Charger Kit image

    Li-PO Charger Kit

    Charge your Li-PO Batteries such as your Mobile phone from 12VDC-15VDC source. Learn More
    $15.95

    SKU:FK819

  • Low Cost Universal Battery Charger Kit image

    Low Cost Universal Battery Charger Kit

    This battery charger kit charges Ni Cd or Ni MH batteries Learn More
    $12.95

    SKU:K7302

    Out of stock

  • Muscle Massager Kit image

    Muscle Massager Kit

    Good for relaxing tight muscles and relieving pain. Learn More
    $9.95

    SKU:FK927

  • Power Supply Kit for K4004B & K4005B image

    Power Supply Kit for K4004B & K4005B

    Power Supply Kit for K4005B - DISCONTINUED Learn More
    $29.95

    SKU:K4006

    Out of stock

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Items 1 to 20 of 32 total

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