S9 for 580 with a psu will turn a profit if you have cheap power.
https://www.ebay.com/itm/234282160679?
I have zero idea if the seller is any good.
I have zero idea if the gear will work.
But it earns 38 cents a th and does 13th or $4.94 a day
if you have 10 cent power it burns 3.12 a day so 4.94-3.12= 1.82 a day profit.
but if you have 20 cent power it burns 6.24 a day so 4.94-6.24 = 1.30 a day loss.
Topic: Any good mining hardware to max 500-600$ (Read 110 times)
If you mean hardware that is meant to earn a profit -- NO.Now if you just want to play the lottery by solo mining then there is this https://bitcointalksearch.org/topic/gekkoscience-has-a-new-stickminer-that-does-300gh-5355470
Title says all
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