Skip to content
PROMO CODE: FREESHIP for free economy shipping w/orders $49+
CODE: FREESHIP for free economy shipping w/orders $49+
Variable Transformer

Variable Transformer

Input Voltage: 117VAC

Output Voltage: 0~130VAC

Available in:

  • 2 Amp (0~37VAC only) with isolation
  • 3 Amp
  • 5 Amp
  • 10 Amp with isolation
  • 20 Amp

Filters

$
$
  • AC Auto Voltage Regulator Transformer 2500 Watts; 120VAC Output; Part # VR-2500 - AC-DC PowerShack
    AC Auto Voltage Regulator Transformer 2500 Watts; 120VAC Output; Part # VR-2500 - AC-DC PowerShack
    Sold out
    $199.00
    $199.00 - $199.00
    $199.00
    $175.00
    $175.00 - $175.00
    $175.00

    AC Auto Voltage Regulator Transformer 2500 Watts; 120VAC Output

    PHC Enterprise, Inc.
    Out of stock

    Part #: VR-2500 Input Voltage: 80~130VAC 60Hz Output Voltage: 120VAC Power Rating: 2500VA (surge) Automatic Voltage regulator Provides a stable 1...

    View full details
    $199.00
    $199.00 - $199.00
    $199.00
    $175.00
    $175.00 - $175.00
    $175.00
    Sold out
  • Replacement contact brush for SC-10T/SC-20M Variable transformer; Part # BRUSH-SC20 - AC-DC PowerShack
    Sold out
    $10.00 - $10.00
    $10.00
    $10.00 - $10.00
    $10.00

    Replacement contact brush for SC-10T/SC-20M Variable transformer; Part # BRUSH-SC20

    PHC Enterprise
    Out of stock

    Part #: BRUSH-SC20 Replacement contact brush for the SC-10T, SC10T-2, and SC-20M variable transformer.  Sold in pairs. Priced as pair/set

    $10.00 - $10.00
    $10.00
    $10.00 - $10.00
    $10.00
    Sold out
  • Replacement contact brush for SC-15T Variable transformer; Part # BRUSH-SC15 - AC-DC PowerShack
    $10.00 - $10.00
    $10.00
    $10.00 - $10.00
    $10.00

    Replacement contact brush for SC-15T Variable transformer; Part # BRUSH-SC15

    PHC Enterprise
    5+ in stock

    Part #: BRUSH-SC15 Replacement contact brush for the SC-15T variable transformer.  Sold in pairs. Priced as pair/set

    $10.00 - $10.00
    $10.00
    $10.00 - $10.00
    $10.00

Let customers speak for us

from 221 reviews
Adjustable DC Regulated Switching Power Supply (BLACK) 3~15VDC @ 4A
Adjustable DC Regulated Switching Power Supply (BLACK) 3~15VDC @ 4A?

Using dc motor for part tumbler need a way to control speed on the tumbler, works great

Lonia Rice
Adjustable DC Regulated Switching Power Supply (BLACK) 3~15VDC @ 4A
24VCT 24V, 12V Transformer 0-12V-24V CT @ 5A 117VAC to 24VAC or 12VAC
Good transformer!

Worked for the stereo in building! Great piece of gear🤝🏾

Sean Anderson
24VCT 24V, 12V Transformer 0-12V-24V CT @ 5A 117VAC to 24VAC or 12VAC
AC-DC Switching Regulated Power Supply 18V DC @ 1500mA; 2.1 x 5.5mm (+) center polarity

Good

David
AC-DC Switching Regulated Power Supply 18V DC @ 1500mA; 2.1 x 5.5mm (+) center polarity
AC-DC Linear Power Supply 6V DC @ 1400mA; 2.1 x 5.5mm NEGATIVE center polarity
Great Product

The power supply cord works great for my needs. Fast shipment, great transaction!

Tim
AC-DC Linear Power Supply 6V DC @ 1400mA; 2.1 x 5.5mm NEGATIVE center polarity
300VA Isolation Transformer, 117VAC to 117VAC

300VA Isolation Transformer, 117VAC to 117VAC

Zachary Bosch-Bird
300VA Isolation Transformer, 117VAC to 117VAC
AC-AC Power Supply 24V AC @ 1250mA; 2.1 x 5.5mm
Been using PHC adapters for 30+ years

Been using their AC adapters for many of my projects/designs for well over 30 years. They never let me down, thank you.

Dean R
AC-AC Power Supply 24V AC @ 1250mA; 2.1 x 5.5mm
DC Universal Power Adapter Multi Voltage Output: 1.5V DC-12V DC @ 300 mA; 6-plugs
Exceeds Expectations -- Excellent Product!

I’m highly impressed with the versatility and user-friendly design of the AC/DC Power Shack Universal Power Adapter. It arrived securely packaged and was remarkably intuitive to use right out of the box. With seven adjustable voltage settings (1.5V to 12V DC) and six interchangeable plugs, this adapter accommodates a wide range of devices and configurations. The build quality feels robust and reliable. For its performance and flexibility, this adapter is well worth the investment.

Gregory Norman
DC Universal Power Adapter Multi Voltage Output: 1.5V DC-12V DC @ 300 mA; 6-plugs
AC-AC Power Supply 24V AC @ 2500mA; 2.5 x 5.5mm

works great had to cut plug off just use the 2 wires

Donald Dial
AC-AC Power Supply 24V AC @ 2500mA; 2.5 x 5.5mm
AC-DC Switching Regulated Power Supply 18V DC @ 1500mA; 2.1 x 5.5mm (+) center polarity

Works fine. Technical support great!

Ronald Mikulka
AC-DC Switching Regulated Power Supply 18V DC @ 1500mA; 2.1 x 5.5mm (+) center polarity
AC-DC Linear Power Supply 12V DC @ 500mA; 2.1 x 5.5mm NEGATIVE center polarity

Great! Will buy more.

Tavis
AC-DC Linear Power Supply 12V DC @ 500mA; 2.1 x 5.5mm NEGATIVE center polarity
AC-AC Power Supply 6V AC @ 1670mA; 2.1 x 5.5mm
Did the Job

I needed it for extensive testing of a diode array -- it worked flawlessly !

K. Smedberg
AC-AC Power Supply 6V AC @ 1670mA; 2.1 x 5.5mm
300VA Isolation Transformer, 117VAC to 117VAC

300VA Isolation Transformer, 117VAC to 117VAC

Thomas Beyer
300VA Isolation Transformer, 117VAC to 117VAC
300VA Isolation Transformer, 117VAC to 117VAC
300VA Isolation Transformer, 117VAC to 117VAC

Thanks for the 300VA Isolation Transformer, 117VAC to 117VAC. The shipping was fast look great and is heavy. transformer was a great price would buy from AC-DC PowerShack again.

Kirby Whitworth
300VA Isolation Transformer, 117VAC to 117VAC
12VCT 12V, 6V Transformer 0-6V-12V CT @ 1A 117VAC to 12VAC or 6VAC

This is good and working as expected

Karthikeyan
12VCT 12V, 6V Transformer 0-6V-12V CT @ 1A 117VAC to 12VAC or 6VAC
DC Inline Rocker On/Off Switch Cable DC Jack 2.5 x 5.5mm; Male to Female DC Power Connector
Works great

I was looking for a switch to put in line for the lamp I built. The connections were an abnormal size and thankfully this switch fit it perfectly!

Ethan Watson
DC Inline Rocker On/Off Switch Cable DC Jack 2.5 x 5.5mm; Male to Female DC Power Connector