This listing is for the purchase of the miner only. Canaan controller and PSUs sold seperately.
The AvalonMiner 821 is the ROQ Solid Miner, Refined. The AvalonMiner 821 is made with Reliable Open Quality, now with Airforming Cooling Technology.
Containing 104 x A3210 16 nm chips, AvalonMiner 821 is the latest Canaan AvalonMiner with a 11.0 Reliable Hashrate Per Second (RTHS).
By connecting our AvalonMiner Controller (sold separately) to a single AUC3 (AvalonMiner USB Converter 3), you may connect five AvalonMiners. For maximum usage, you may connect the AvalonMiner Controller to 4 AUC3 devices which may each connect to 5 AvalonMiners for a total simultaneous management of twenty AvalonMiner 821 to reach 220 TH/s (RTHS).
If you manage a large installation of AvalonMiners, we can help you to deploy our openly developed AvalonMiner Management System which enables you to efficiently manage thousands of AvalonMiner machines.
This product contains: 10 X AvalonMiner 821, 10 X AUC3 Cable.
Please abide by local laws and regulations when you use our product.
AvalonMiner 821 includes a 90-day warranty, starting from the date goods are received. Canaan guarantees a 90 days warranty from the first date you receive the goods. We promise to replace defective or faulty parts with new parts, but mining earnings will not be compensated. Buyers pay inbound shipping and we will pay the return shipping. Please note that we are not responsible for any loss caused by customs delays, losses or charges.