Kingwin

Kingwin Digital Power Supply Tester with LCD Screen

Name: Kingwin Digital Power Supply Tester with LCD Screen – Compatible with ATX, ITX, IDE, HDD, SATA, and BTX, Easy-to-Use Diagnostic Tool for PC Power
Brand: Kingwin
SKU: B07VXSFXP1

Bottom line: The Kingwin Digital Power Supply Tester with LCD Screen: Digital LCD shows real-time +12V, +5V, and +3.3V rail voltages; main trade-off: reads rail voltages only, no load testing under real draw.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-05

Mike Perry — Hardware researcher since 2014. For PC and retro-hardware cleaning and maintenance tools, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Digital LCD shows real-time +12V, +5V, and +3.3V rail voltages
✓ Tests ATX, ITX, IDE, HDD, SATA, and BTX connectors
✓ Aluminum housing built for frequent bench and repair use
✓ Compact, portable design for on-site PSU diagnostics

Cons

✗ Reads rail voltages only, no load testing under real draw
✗ Won't catch PSU faults that appear only under full load
✗ No pass/fail verdict — you read the rail numbers yourself
✗ Limited to standard PC connectors, no proprietary OEM plugs

SpecPicks Verdict

SpecPicks scored Kingwin Digital Power Supply Tester with LCD Screen using a rating × review-volume × price-fit model applied to published specs and reviews across the tools & maintenance category. Kingwin's tools & maintenance lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for tools & maintenance: PC towers accumulate significant dust in 3–6 months, so cleaning frequency drives cordless vs. canned-air tradeoff decisions. Match the device's RPM or CFM rating to your case size, and confirm battery runtime covers a full tower cleaning before ordering. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

✅Comprehensive Power Supply Testing: Efficiently test a wide range of power supply units (PSUs) including ATX, ITX, IDE, HDD, SATA, and BTX, ensuring your components are functioning correctly.
✅Digital LCD Display: The clear LCD screen provides real-time readouts of voltage levels, allowing you to easily monitor and diagnose potential issues with your power supply.
✅User-Friendly Interface: Designed for both beginners and professionals, this power supply tester is easy to use, with simple plug-and-play functionality that requires no advanced technical knowledge.
✅Accurate Voltage Readouts: Get precise measurements of various voltage rails including +12V, +5V, +3.3V, and more, ensuring your power supply is delivering the correct voltage to your PC components.
✅Portable and Compact Design: Lightweight and compact, this tester is easy to carry and store, making it an essential tool for system builders, repair technicians, and PC enthusiasts.
✅Multi-Connector Compatibility: Equipped with multiple connectors, this tester supports a wide range of power supply types, ensuring versatility and convenience for various testing needs.

Full Specifications

Brand	Kingwin
Color	black
Model	KPST-01
Style	DIGITAL LCD
Style Name	DIGITAL LCD
Unit Count	1 Count
Part Number	KPST-01
Power Source	Dc Power Supply
Compatibility	PC
Item Dimensions	3 x 2 x 1 inches
Number of Items	1
Measurement Type	Voltmeter
Specification Met	CE, UL
Compatible Devices	Personal Computer
Included Components	Item
Warranty Description	1 year
Item dimensions L x W x H	3 x 2 x 1 inches
Global Trade Identification Number	00812348013662
Full listing title	Kingwin Digital Power Supply Tester with LCD Screen – Compatible with ATX, ITX, IDE, HDD, SATA, and BTX, Easy-to-Use Diagnostic Tool for PC Power Supply Testing (Aluminum)

Ready to buy?

Kingwin Digital Power Supply Tester with LCD Screen – Compatible with ATX, ITX, IDE, HDD, SATA, and BTX, Easy-to-Use Diagnostic Tool for PC Power Supply Testing (Aluminum) is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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