Replacing capacitors in Evga PSU

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    New Member
    • Nov 2025
    • 2
    • Bulgaria

    #1

    Replacing capacitors in Evga PSU

    I have Evga G2 1300w and I want to replace all the electrolytic capacitors because PSU is already 12+ years old and I want to give it more life before any capacitor does damage. There are no blown capacitors, but I want to protect myself by replacing them with new ones as a precaution. And now comes the main problem. I have 5 pieces of Bulk (I think they are KZE) 16v3300uf with dimensions 10/35/5, but I can't find them in that size, only 12.5/35/5.I have one KY 16v1000uf 8.5/19/3.5, one KY 16v220uf I think it is 6/13/3.5 but it is in holes of pitch 5 I have 4 pieces of KZE 16v2200uf with dimensions 10/25/5, but they are only located at 12.5 diameter. I have one KY 16v1000uf 8.5/19/3.5, one KY 16v220uf I think it is 6/13/3.5 but it is in holes of pitch 5 and they are next to the secondary circuit for 5v and 3.3.I have two KMG 50v10uf, one of which I think is at the 5VSB input (it stands right next to the two SNAP-in KMR 400v680uf) ), and the other under the 5VSB transformer with dimensions 5/13/3.5 and again raised to fit in pitch 5 on the board. I have another KMQ 50v68uf (I think it acts as a reservoir for the IC chip) with dimensions 7/13/3.5 and it is also raised for pitch 5.I have one KMG 50v4.7uf with dimensions 5/11 or 12/2.5, which is also raised and fits into pitch 5 on the board, I think this one is for the logic board. One KMG 16v100uf on the fan board with dimensions 5/11 or 12/2.5, which is also raised for pitch 3.5. And finally there are 11 Capxon SY 16v330uf for filtration to the connectors on the output board.The problem is that the large 3300uf and 2200uf are not available in the sizes that are in the power supply, but are only available at 12.5, as well as other brands Rubycon and Nichicon, some of their low impedance, high ripple series are also available at 12.5. KMG also seems to be no longer produced, and to be honest, I want to put ones with a long life, even though they are for unpretentious places. I also can't find this KMQ 50V68uf,but for it as far as I understand, I can use 50v100uf but I wish it had a long life too.I've been reading and comparing with other brands and series for a week, but I've fallen down the rabbit hole and need your professional help.I'm an electronics enthusiast and I'm still learning. My soldering skills are average, but I think if I'm careful I'll be able to handle it without any damage.

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