{"product_id":"digital-lcd-atx-power-supply-tester-pc-computer","title":"ALLOYSEED Digital LCD ATX Power Supply Tester for PC","description":"\n\u003ch2\u003eALLOYSEED Digital LCD ATX Power Supply Tester – Fast \u0026amp; Accurate PC Diagnostics\u003c\/h2\u003e\n\u003cp\u003eKeep your PC running at its best with the \u003cstrong\u003eALLOYSEED Digital LCD ATX Power Supply Tester\u003c\/strong\u003e. Whether you're a seasoned technician or an enthusiastic hobbyist, this compact diagnostic tool makes it easy to verify your computer's power supply voltages in seconds — no extra batteries required. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstant LCD Readout:\u003c\/strong\u003e The bright digital LCD screen clearly displays voltage readings across all key rails, so you can spot issues at a glance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Connector Compatibility:\u003c\/strong\u003e Supports ATX 20-pin \u0026amp; 24-pin, SATA, 8-pin \u0026amp; 4-pin CPU, PCI-E 6-pin graphics, floppy disk, and ATE hard disk interfaces — one tester for virtually any desktop power supply.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Voltage Monitoring:\u003c\/strong\u003e Simultaneously checks +3.3V, +5V, +5VSB, -5V, -12V, +12V1, +12V2, and PG (Power Good) timing, giving you a complete picture of your PSU's health.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudible Alert System:\u003c\/strong\u003e A built-in buzzer sounds a short beep when voltages are normal and a long alert tone if a voltage is missing or out of range — no guesswork needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Batteries Needed:\u003c\/strong\u003e Powers directly from the PSU being tested via the 20\/24-pin Molex connector — plug in and go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable:\u003c\/strong\u003e Lightweight plastic housing (approx. 126 × 64 × 18.5 mm \/ 4.96 × 2.51 × 0.72 in) fits easily in any toolbox or tech kit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUser-Friendly:\u003c\/strong\u003e Intuitive design with an easy-to-read display — no advanced technical knowledge required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eALLOYSEED\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eATX 24-pin, ATX 20-pin, SATA, 8-pin, 4-pin, PCI-E 6-pin, Floppy, ATE HDD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTested Voltages\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+3.3V, +5V, +5VSB, -5V, -12V, +12V1, +12V2, PG time\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 126 × 64 × 18.5 mm \/ 4.96 × 2.51 × 0.72 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePowered by PSU under test (no batteries needed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003ePlug the PSU's 24-pin (or 20-pin) connector and any additional connectors (P4, P6, P8) into the corresponding ports on the tester.\u003c\/li\u003e\n  \u003cli\u003eSwitch on the power supply. A short \"beep\" and steady LCD readings confirm normal voltage output.\u003c\/li\u003e\n  \u003cli\u003eIf any voltage is absent or out of acceptable range, the buzzer will sound a long alert and the corresponding reading will flash — indicating the PSU requires further inspection or replacement.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × ALLOYSEED Digital LCD Power Supply Tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on safe electrical testing practices in computer hardware environments, visit \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA's Electrical Safety guidelines\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the ALLOYSEED ATX power supply tester require batteries?\u003c\/h4\u003e\n\u003cp\u003eA: No — the tester draws power directly from the PC power supply being tested through the 20\/24-pin ATX connector. No external batteries or additional power source is needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which PSU connectors does this LCD power supply tester support?\u003c\/h4\u003e\n\u003cp\u003eA: It supports a wide range of connectors including ATX 24-pin, ATX 20-pin, SATA, 8-pin \u0026amp; 4-pin CPU power, PCI-E 6-pin graphics, floppy disk, and ATE hard disk interfaces — making it compatible with most standard desktop ATX, BTX, and ITX power supplies.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I know if my power supply has passed or failed the test?\u003c\/h4\u003e\n\u003cp\u003eA: When all voltages are within normal range, the tester emits a short beep and the LCD displays stable readings. If a voltage is missing or outside the acceptable range, the tester sounds a sustained buzzer alert and the affected voltage reading will flash on the display, indicating a potential PSU issue.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this tester suitable for beginners with limited technical experience?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The ALLOYSEED digital LCD tester features a straightforward plug-and-test design with a clearly labeled display and audible alerts, making it accessible for hobbyists, DIY PC builders, and professionals alike.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the ALLOYSEED ATX power supply tester require batteries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — the tester draws power directly from the PC power supply being tested through the 20\/24-pin ATX connector. 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