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Optimal Shop

20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX BYI Connectors-Black

Name: 20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX BYI Connectors-Black
Brand: Optimal Shop
SKU: B00Q8SUYHW
Price: 14.99 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-08-21

$14.99

Buy on Amazon — $14.99 Compare to similar power supplies

*Price sourced from Amazon.com. Last updated 2026-08-21. Price and availability subject to change.

Bottom line: The 20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX BYI Connectors-Black is a niche pick — read recent reviews before buying in the power supplies category, priced around $14.99. Read recent reviews carefully before committing.

Method of operation:1. Insert the power supply 20PIN or 24PIN and P4, P6 or P8 into the corresponding position of the power supply tester. (If you insert a 20PIN or 24PIN interface tester alarm and display LL, you need to insert 4P! Please check 4P must be inserted into 4P position!)2. Turn on the power, and the sound of "drip irrigation" sounds two kinds of sounds. If the value of each group does not flash, it means that the power input is normal.3. If the circuit voltage signal is not detected (such as 20PIN or 24PIN connector) or the detected voltage exceeds the normal range, the buzzer…

SpecPicks Verdict

SpecPicks classifies 20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX… as a niche pick — read recent reviews before buying in the power supplies category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Optimal Shop's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Optimal Shop's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

8-in-1 ATX power supply tester: Support testing 20-pin IDE/24-pin IDE/HDD/floppy disk 4-pin/PCI-e 6-pin/4-pin/8-pin/SATA connector.
Aluminum alloy shell: light and easy to carry, high strength, good thermal conductivity and corrosion resistance.
1.8" LCD screen: The output voltage is displayed on the 1.8" LCD screen, which is easy to read (1.8" LCD screen is powered by the 20-pin/24-pin connector). Note: Is there a scratch on the product screen? Because the screen is easy to scratch, we put a protective film on it, if you think it is not beautiful, you can tear it off by yourself.
Buzzer alarm: When your power supply PG number fails, the power tester will emit a buzzer alarm, which is easy to know.
When testing with HDD/floppy disk 4-pin/PCI-e 6-pin/4-pin/8-pin/SATA connector, the indicator on the left shows the output voltage (+12V + 3.3V + 5V).

Full Specifications

Brand	Optimal Shop
Color	Black
Model	Optimal Shop
Part Number	Optimal Shop
Buzzer alarm	When your power supply PG number fails, the power tester will emit a buzzer alarm, which is easy to know.
Item Dimensions	8.3 x 3.7 x 0.8 inches
Compatible Devices	Personal Computer
Aluminum alloy shell	light and easy to carry, high strength, good thermal conductivity and corrosion resistance.
Item dimensions L x W x H	8.3 x 3.7 x 0.8 inches
8-in-1 ATX power supply tester	Support testing 20-pin IDE/24-pin IDE/HDD/floppy disk 4-pin/PCI-e 6-pin/4-pin/8-pin/SATA connector.

Ready to buy?

20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX BYI Connectors-Black is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-08-21. Price and availability subject to change.