{"product_id":"slimline-power-supply-upgrade-for-sff-desktop-computer-420w-upgrade","title":"Slimline Power Supply Upgrade for SFF Desktop Computer - 420W Upgrade","description":"\u003cp\u003eIn this review the Slimline Power Supply Upgrade is evaluated as a direct replacement option for small form factor desktops using Powerex SPC-T250 and SPC-T350-12VW footprints. The bottom line: this unit is for users who need a straightforward, compact 420 Watt upgrade that fits TFX\/slimline cases and provides extra connectors without reworking the chassis. It is practical, not flashy, and the single biggest reason to buy is the guaranteed fit for the listed slimline models combined with a higher maximum output for more reliable component power.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuaranteed fit:\u003c\/strong\u003e Designed to replace the Powerex SPC-T250 and SPC-T350-12VW in slimline chassis so buyers can swap without modification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e420 Watt maximum output:\u003c\/strong\u003e Provides headroom over many factory slimline PSUs to support additional drives or modest upgrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive connectors:\u003c\/strong\u003e Includes a 20+4 pin main connector, a 4-pin 12V P4, three Molex, two SATA and a floppy plug for legacy and modern peripherals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive cooling:\u003c\/strong\u003e Built-in 40mm ball-bearing fan with thermal speed control to balance cooling and noise under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTFX compact design:\u003c\/strong\u003e The TFX form factor keeps the unit small to fit cramped small form factor cases while providing desktop power levels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis is best for owners of compatible slimline desktops who need a direct drop-in replacement and slightly higher power capacity for added hard drives or small GPU upgrades. Small office PCs, home servers in compact cases, and anyone replacing a failing low-output slim PSU will appreciate the straightforward compatibility and extra connectors.\u003c\/p\u003e\n\u003cp\u003eIt is not aimed at high-end gaming rigs, workstations requiring specialized rails, or systems needing modular cables; those users should look for full-size ATX PSUs with higher sustained +12V amperage and modular harnesses.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGuaranteed compatibility with the listed slimline models makes installation simple for SFF builds.\u003c\/li\u003e\n\u003cli\u003eMaximum 420W output gives useful headroom versus many stock small PSUs.\u003c\/li\u003e\n\u003cli\u003eIncludes a full complement of connectors including 20+4 main, SATA and Molex for mixed storage setups.\u003c\/li\u003e\n\u003cli\u003e40mm ball-bearing fan with thermal control helps keep temperatures down in tight cases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLimited +12V per-rail amperage compared with larger ATX supplies, so it is not suitable for high-power discrete GPUs.\u003c\/li\u003e\n\u003cli\u003eNon-modular cabling and the small fan can be louder than larger, premium PSUs at high load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eTFX (slimline)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output\u003c\/td\u003e\n\u003ctd\u003e420 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003e1x 20+4 pin, 1x 4-pin P4 12V, 3x Molex, 2x SATA, 1x Floppy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan\u003c\/td\u003e\n\u003ctd\u003eInternal 40mm ball-bearing with thermal speed control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Rails\u003c\/td\u003e\n\u003ctd\u003e+3.3V@13A, +5V@13A, +12V1@9A, +12V2@9A, -12V@0.8A, +5VSB@2.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0C to +50C at full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Slimline Power Supply Upgrade is a sensible, value-focused replacement for compatible small form factor desktops because it guarantees fit and supplies 420W with a full set of legacy and modern connectors. Buyers who need modest extra power and simple installation will find it a practical upgrade; power users and those needing quieter, modular setups should consider larger ATX options.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my SPC-T250 or SPC-T350-12VW?\u003c\/strong\u003e\u003cbr\u003eYes, the unit is designed to be a direct fit for those slimline Powerex models and other TFX-form slim cases.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it run a discrete graphics card?\u003c\/strong\u003e\u003cbr\u003eIt can support low-power GPUs within the 420W total and given the per-rail +12V limits, but high-end graphics cards will require a larger ATX PSU with higher +12V amperage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the connectors sufficient for adding drives?\u003c\/strong\u003e\u003cbr\u003eYes, the PSU includes multiple SATA and Molex connectors plus a floppy cable, allowing additional storage and legacy devices to be powered without adapters.\u003c\/p\u003e","brand":"Generic power supplies","offers":[{"title":"Default Title","offer_id":48246358606043,"sku":"B007PENPXI","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/413wddHrJHL._AC.jpg?v=1776278166","url":"https:\/\/gearmusthave.com\/products\/slimline-power-supply-upgrade-for-sff-desktop-computer-420w-upgrade","provider":"GearMustHave","version":"1.0","type":"link"}