| Hash Algorithm | SHA-256 |
|---|---|
| Brand | Avalon |
| Compatible Currency | Bitcoin |
| Mining Hardware | ASIC |
Check the listing for details. Avalon 821 Miner New In Box With AUC3 Converter And Cable. Condition: New other (see details). Listed at 50.00 USD. The Avalon 821 Miner is a SHA-256 ASIC miner specifically designed for mining Bitcoin. I bought a skid of these a few years ago from a mining farm that never ended up being made and the units were just sitting.