Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
Power Supply Adjustabs of 2025
Save up to 25% off
-
How do we rank?
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like youCareful review Our team ensures quality, value, and fit based on real user feedbackTrusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impactThousands of users trust our site daily
Based on millions of stores and reviews
Shoppers influence our rankings
Analyzing top stores
- Value for Money
2
KungberDC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
22% OffMain highlights-
High Precision Display
-
Versatile Applications
-
Stylish Design
-
3
JesvertyJesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010
25% OffMain highlights-
Versatile Power Supply
-
Ideal for Labs and Workshops
-
Highly Accurate Display
-
-
See Today’s Deals & Prices
6
WANPTEK POWERWANPTEK POWER DC Power Supply Variable 0-30V 0-10A, Adjustable Switching Regulated Bench Power Supplies with Encoder Corase & Fine Knob, 3.6A USB & Type-C Quick-Charge, Overcurrent Protection(OCP)
Main highlights-
Advanced Functionality and Safety
-
Versatile Applications
-
Customer Favorite Feature: Precision
-
7
NANKADFDC Power Supply Variable, Bench Power Supply with Encoder Adjustment Knob, Output Enable/Disable Button, Adjustable Power Supplies with USB Quick-Charge, Short Circuit Alam (30V 10A Black)
Main highlights-
Precise Encoder Adjustment
-
Ideal for Hobbyists and Professionals
-
Praised Customer Support
-
8
JesvertyJesverty DC Power Supply Variable, 0-32V 0-10A Adjustable Switching DC Regulated Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Knob, Output Switch, 4-Digit LED Display - SPS-3010M
15% OffMain highlights-
Precision Control with Encoder Knob
-
Versatile Applications for Electronics
-
User-Friendly Output Switch
-
Similar products on Amazon
- Free Shipping
120W Universal Power Supply Adjustable DC 3V ~ 24V Variable Switching AC/DC Adapter 100V-240V AC to DC 24V 5A Converter with 14 Tips & Polarity Converter - 5000mA Max
Input: AC 100~240V, 50/60Hz; Output: DC 3~24V Adjustable, Max 5A 120W; It can apply to most appliances which the input voltage is between 3V to 24V and the rating power is equal to or less than 120 Watt$26.99
Boost Power Supply Module DC Programmable Adjustab Wer Supply Module DC Programmable Adjustable DIY Constant Voltage Current ZK-4KX
The input terminal is protected against reverse connection, and the reverse connection will not burn.$16.15
- Free Shipping
Adjustable DC Power Supply, Variable Output 12V 9V 7.5V 6V 4.5V 3V / Max 2A, PS-28A Benchtop Power Supply, Dual LCD Display, Fuse Protection, No Noise
Regulated output of 3V, 4.5V, 6V, 7.5V, 9V and 12V (1.5-15VDC), output current of max. 2A, and input voltage of 90-253VAC, 47-63Hz$28.89
- Free Shipping
HiLetgo 0-30V 2mA-3A Adjustable DC Regulated Power Supply DIY Kit Short with Protection
Adjustable DC Regulated Power Supply DIY Kit$9.29
- Free Shipping
NICE-POWER DC Power Supply Variable, 30V 5A Adjustable Switching Regulated Power Supply with Encoder, Upgraded 3-Digits LED Display, Electroplating DIY LED Test Mini Regulated DC Bench Power Supply
Upgraded High-Precision Encoder Knob: Just "set" Voltage and Current instead of "adjust". You can press the Voltage and Current encoder knob to select the Digit you want to adjust, then rotate the knob to set the value from 0-9. Each Digit can be set easily by the accurate encoder knob. The encoder switch replaces the potentiometer switch, making your work easier, more accurate and efficient$37.99
- Free Shipping
Adjustable Power Supply 3V~24V 3A 72W Universal Multi Voltage Power Adapter Variable DC 3V 5V 6V 9V 12V 15V 16V 18V 19V 20V 24V with 14 Tips (𝟐𝟎𝟐𝟒 𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝)
【𝟐𝟎𝟐𝟒 𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 Version Adjustable Power Supply】Input: AC 100~240V, 50/60Hz ; Output: DC 3~24V (Adjustable), Max 3A 72W ; It can supply with any voltage between 3~24V, such as 3V 4V 4.5V 5V 6V 9V 12V 16V 19V 21V 24V, and any amp less than 3A, such as such as 100ma, 500ma,1a, 1.5a, 2a, 2.5a, 3a. LED display will show the output voltage,in case that wrong voltage regulation damage your device.Never Overload!! 3A Max!!$14.98
- Free Shipping
NICE-POWER Dual DC Power Supply Variable: 30V 10A Adjustable Switching Regulated Series (60V 10A) Parallel (30V 20A) High Precision 5V/2A USB Port Bench Lab Power Supplies
4 in 1 DC Power Supply: Dual DC power supply meets the needs of multiple power supply specifications at one time, one dual DC power supply is equal to two 30V10A power supply/one 30V20A/one 60V10A power supply, which meets the needs of multiple operations, and can also be used as a high-power use at the same time. You no longer need to manually connect two DC power supplies in series or parallel.$199.99
- 10% OffFree Shipping
NICE-POWER DC Power Supply Variable 0~30V 0~10A, 3-Digits LED Display Current and Voltage Adjustable 150W Fixed with Encoder DC Bench Power Supply 15V 10A/30V 5A,Electroplating DIY etc DC Power Supply
Newly upgraded 150W DC power supply with higher voltage and current: This DC power supply can be freely switched between 15V 10A and 30V 5A. When the current value is set to 10A, the voltage value cannot exceed 15V. If the voltage value is set to 30V, the current value cannot exceed 5A. [The device can only output 150 W, but don't worry, the device cannot be set to output current and voltage values exceeding 150 W.]$43.99
$48.99 (10% Off) - Free Shipping
DC Power Supply Variable,0-30V 0-10A Adjustable Regulated Bench Lab Power with 4-Digit Display,for Repairing Phones,Computers,Test,Battery Charging,Electrolytic Power Supply,DIY,Sky TOPPOWER PS3010H
High Precision 4 Digit Display: SKY TOPPOWER 30V 10A DC Bench Power Supply is a professional adjustable power supply regulator;The accuracy can be within 0.01V(10mV) and 0.001A(1mA), and the coarse fine knobs can turn smoothly and show no looseness or wobble,extremely sensitive;so you can easily adjust it within 0-30V and 0-10A$59.98
- Free Shipping
Adjustable Universal Power Supply 3V ~ 24V 3A 72W,100V-240V Switching AC/DC Adapter Converter with 5.5x2.1mm &14 Tips,9V 12V 15V 18V 20V 24V Variable Power Supply for LED Strip Light Printer Speaker
【3V~24V 3A Adjustable Power Supply】 Input: AC 100~240V,50/60Hz;Output:DC 3~24V Adjustable, Output current Max 3A,Wattage Max 72W(Noted: DO NOT OVERLOAD);It can provide any voltage between 3~24V,such as 3V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 16V 18V 19V 19.5V 20V 22V 24V,etc.And the current less than 3A,such as 300mA,500mA,1A,1.5A,2A,2.5A,3A.$17.99