Canaan Avalon Bitcoin Miner 11.5th/S 1200W Avalonminer 821

Basic Information
Place of Origin: China
Brand Name: Avalon Miner
Certification: CE FCC
Model Number: A1166 Pro
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: 1 Unit/Carton
Delivery Time: 5-8 Working days
Payment Terms: T/T, Western Union, MoneyGram, CryptoCurrency
Supply Ability: 100
Detail Information
Manufacturer: Canaan Model: AvalonMiner 821
Also Known As: Avalon A8 Release: February 2018
Size: 150 X 136 X 370mm Weight: 4700g
Chip Boards: 4 Chip Name: A3210
Noise Level: 65db Fan(s): 1
Chip Count: 104 Power: 1200W
Chip Size: 16nm Wires: 8 * 6pin
Voltage: 12 - 12.6V Interface: AUC3 - RJ45
Temperature: 5 - 30 °C Humidity: 5 - 95 %
High Light:

Canaan Avalon Bitcoin Miner


1200W Avalon Bitcoin Miner


canaan avalon 821

Product Description

Original Canaan Mining 11.5th/S 1200W Bitcoin Miner Avalon 821 Avalonminer 821






Brand Name: Avalon Warranty(Year): 24 hours
Algorithm: SHA-256 After-sales Service: Others
Power Consumption: 1200W Product name: Avalon Miner 821
Hashrate: 11.5Th/s Hash Rate: 11.5Th/s
Encryption: Yes Weight: 4.7kgs
Video Memory Capacity: 512MB Dimmension: 130 x 220x 390mm
Chipset Manufacturer: ATI Mining Coins: Bitcoins:BTC
Type: Avalon Miner 821 Power: 1200W
Products Status: Stock Noise Level: 75db
Rating Power: > 1000W Interface Type: USB 3.0
Output Interface Type: VGA Video Memory Type: DDR3
Style: rectangle Manufacturer: Avalon
Material: metal Memory Interface: 256 Bit



Another Bitcoin Miner from Canaan manufacturer is the Canaan AvalonMiner 821. Bitcoin is the top coin, and thus, the miner uses the SHA-256 algorithm. It comes with a maximum hash rate of 11.5 Th/s and power consumption of 1200W.
The miner is also known as the Avalon A8 and packs a punch when it comes to performance. Released in February 2018, this is one of Canaan’s improved Bitcoin miners. Miners can mine a total of 41 coins with this unit.


Details, Factors, and Spotlight of the Canaan AvalonMiner 821
DigiByte and Zpool are the most profitable coins, followed closely by Mining Rig rentals and Zergpool. Unfortunately, the miner is not ASIC supported, which means no one can manage the unit elsewhere.
The disadvantage of this is that you can’t continue with your other chores when mining. ASIC supported miners give miners the ability to monitor the performance while away.
Other highly profitable coins to mine with this unit include Acoin, Joulecoin, Peercoin, and more. There are reliable mining pools that are associated with this unit. These pools include AntPool, NiceHash, SlushPool, and others.
If you are interested in buying the miner, check with the manufacturer. You can also order it from selected stores and vendors.

Algorithm of the Avalon A8
The SHA-256 algorithm is the algorithm behind Bitcoin mining. Thanks to having no vulnerabilities, the algorithm is secure. There have been no break-ins, unlike other hashing algorithms.
Since SHA-256 is not an encryption function, no one can decrypt it. With this algorithm, you get 4 chipboards under the miner. It uses a chip count of 104, and the chip’s name is A3210.
The chip’s size is larger than most coming in at 16nm.


A single AUC3 may connect up to five Avalon minors.

First, you’ll need to make sure your Avalon controller is set up with the correct firmware and is configured to mind to the correct pool. Then plug in your micro USB power adaptor and ethernet cable. Once completed, connect your AUC3 to your minor using the AUC3 cable and then to the controller using the micro USB to USB cable. In order to run more than one minor on a single AUC3, you’ll need an additional AUC3 cable to connect the main minor to the additional minor, then another AUC3 cable from that linked minor to the next and so on and so forth. The AUC3 will blink one in four colors, each with its own meaning. Now connect eight of the six pin plugs from your power supply unit to your minor. Remember, your power supply unit must have a max wattage output, meeting or exceeding the minor’s power consumption wattage in order for the minor to run. The power supply unit typically does not come with a power cord. Once the power supply unit is plugged in, the startup procedure begins. This may take five to 10 minutes, depending on the minor and setup.

Here you can see what the 93% efficient power supply at 117.9 volts. It is consuming 1,238 watts.

The hashing rate can be monitored here on the Avalon controller’s dashboard, which, with this set up is hashing at a steady rate of 11.44 terahashes per second, which is almost half a terahash higher than the advertised rate.


Packaging & Shipping

Canaan Avalon Bitcoin Miner 11.5th/S 1200W Avalonminer 821 0




Our Services

1. Brand New Miners Selling

2. Used Miners Testing and Repairing Services

3. Used Miners Sources

4. Responsive Reply

5. Professional Knowledge in Mining Area

6. Dropshipping service available


Company Information

Boyu Technology is with a energetic and professional team in mining business for 3 years, including reselling, repairing and hosting. Our Repairing Department locates in Shenzhen while we also have mining farms in west of China.

You are most welcome to visit us and check the quality before buying, especially for used miners.

Free cleaning service will be provided. Back Up accessories will be given.

After-Sales Services guaranteed.


Canaan Avalon Bitcoin Miner 11.5th/S 1200W Avalonminer 821 1


Canaan Avalon Bitcoin Miner 11.5th/S 1200W Avalonminer 821 2


1. How can I trust you?

A: We can do Escrow for you as long as you willing to pay the transaction fee.


2. If my miners dont work, what can I do?

A: All miners will be tested before shipping out. We will teamview and help you to solve the problem for programing issues. For large quantity, we will provide back up accesorries, like control board, hashboard for you to replace right away. More discounts can be negotiated.


3. Is mining still profitable?

A: Hard to say.


4. What models is the best?

A: It depends. Your electricity cost, your budget, and how you know the market etc are elements for you to consider.


Contact Details

WhatsApp : +008615627936002