Virtalähteet
Tasainen ja riittävä virransyöttö komponenteille on välttämätöntä tietokoneen optimaaliselle toiminnalle – hanki siis virtalähde Verkkiksen laajasta valikoimasta! Meiltä löydät laadukkaat virtalähteet usealta huippuvalmistajalta.

Tietokoneiden asennuspalvelut
Koko tietokoneen kasauspalvelun lisäksi asennamme tai vaihdamme yksittäisiä komponentteja niin pöytäkoneisiin kuin läppäreihin – nopeasti ja luotettavasti!
Tuotelistaus
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Virtalähde – tietokoneen tehonsyöttö kuntoon
Virtalähde eli PSU muuntaa verkkovirran tietokoneen komponenttien tarvitsemaksi tasavirraksi. Oikein mitoitettu virtalähde takaa järjestelmän vakaan toiminnan myös kuormitushuippujen aikana. Virtalähteen teholuokka ilmoitetaan watteina, ja sopiva teho riippuu koneen komponenteista, erityisesti prosessorista ja näytönohjaimesta.
Valikoimastamme löydät virtalähteet niin perustyöasemiin kuin vaativiin pelikoneisiin. Teholuokat vaihtelevat muutamasta sadasta watista yli tuhanteen wattiin, joten jokaiselle kokoonpanolle löytyy sopiva vaihtoehto.
Miten valita oikea PSU?
Virtalähteen valinnassa kannattaa huomioida muutama keskeinen tekijä. Teholuokan tulisi olla riittävä koko kokoonpanon tarpeisiin, ja pieni ylikapasiteetti on suositeltavaa, jotta virtalähde toimii tehokkaasti myös tulevaisuuden päivitysten jälkeen. Hyödyllinen työkalu on verkosta löytyvä PSU-laskin, johon syöttämällä komponenttitiedot saat arvion tarvittavasta tehosta.
Hyötysuhde on toinen tärkeä valintakriteeri. 80 PLUS -sertifiointi kertoo virtalähteen energiatehokkuudesta, ja sertifikaatit vaihtelevat tasosta Bronze aina Titaniumiin. Korkeampi hyötysuhde tarkoittaa vähemmän hukkalämpöä ja pienempiä sähkölaskuja pitkällä aikavälillä.
Modulaarinen virtalähde helpottaa kaapelien hallintaa, sillä siihen kytketään vain tarvittavat kaapelit. Tämä parantaa ilmankiertoa kotelossa ja tekee rakentamisesta siistimpää. Puolimodulaariset mallit tarjoavat kompromissin kiinteiden ja täysin irrotettavien kaapelien välillä.
Virtalähteiden merkit ja sertifioinnit
Verkkokauppa.comin valikoimasta löydät virtalähteet tunnetuilta valmistajilta, kuten Corsair, be quiet!, ASUS, Seasonic ja NZXT. Nämä merkit tunnetaan luotettavuudestaan ja pitkästä käyttöiästään. Monissa malleissa on usean vuoden takuu, mikä kertoo valmistajan luottamuksesta tuotteen kestävyyteen.
ATX-standardin mukainen virtalähde sopii suurimpaan osaan pöytätietokoneista. SFX-virtalähteet puolestaan on suunniteltu pieniin Mini-ITX-koteloihin, joissa tila on rajallinen. Tarkista aina virtalähteen yhteensopivuus oman kotelosi kanssa ennen ostopäätöstä.
Tilaa virtalähde Verkkokauppa.comilta
Verkkokauppa.comin laajasta PSU-valikoimasta löydät sopivan virtalähteen budjetista ja tehontarpeesta riippumatta. Tilaa virtalähde edulliseen hintaan ja nauti nopeasta toimituksesta – rakenna tai päivitä koneesi ilman turhaa odottelua.