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No refunds will be granted. Defective miners can be repaired for free if they fall under the BitmainMasters warranty policy. After the warranty period, machines can be repaired at the cost of parts and labor. If you notice there are some loose heatsinks when алиэкспресс receive the miner, please inform us by email to info bitmaintech. BitmainMasters does not take any antminer for or compensate for any loss as result of downtime caused by delays in transportation as a result of custom formalities or other reasons. I bought two Antminer S9 and now I know why it is called the most advanced miner on antminer market. алиэкспресс
This is definitely a rig for people who are serious about Bitcoin mining. If you are looking antminer get in that field — s9 is your choice. Regarding services of Bitmainmasters, I have nothing to complain about. They notified me, regarding a delay in delivery, which is fine as I see it. The hardware itself is in prime condition, and I think I definitely going to order more from them in the nearest future.
However, the miner gets way too hot over the s7s. If you do want to use the s9s then they алиэкспресс have to be in a much better controlled environment which I will have to come up with if алиэкспресс want to keep these antminer bitcoin u1 longer. Bitmain delivers their Bitcoin antminer in batches. Every batch is different than the other and also has a different hash rate.
For example, the current batch of Antminer s9s available from Bitmain are only However, on eBay you can still find people selling the older antminer d3 купить киев алиэкспресс model. Keep in mind antminer the This way you will know to calculate the exact ROI and when you will break even. Bitmain supply their customers with a 90 day warranty, however that warranty comes with limitations. Some eBay sellers will also supply you with a warranty so make sure to read antminer details on each listing careful. It depends on many factors such as:. Further, the design and manufacture of any 10nm Bitcoin mining hardware is likely to take at least a year.
The good news is that existing power supplies, at least those of sufficient wattage, are fully compatible with the S9. A total of chips, spread over 3 circuit boards, are combined to achieve this phenomenal hashrate. Note that Power Cost will be specific to your location and that Difficulty changes every 2 weeks, usually to the upside…. Your Pool Fees will be determined by your mining pool; although the S9 is plenty powerful, a single unit is highly unlikely to find any blocks when solo-mining.
Of алиэкспресс, such impressive results assume all factors stay constant which is hugely improbable in the ever-changing world of Bitcoin!
The cutting-edge manufacturing process is what makes the S9 the most electrically-efficient mining device to date. It uses a mere 0. The S9 consumes about W more than the S7. Apart from the power supply, the S9 is a self-contained unit. It requires no connection to another computer to interface with other Bitcoin nodes.