Asic-miner Bitmain Antminer A3 815Gh/s 1275Вт (A3 815Gh/s)

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Bitmain Antminer
Артикул: OKH7824WVB
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70$ (3 143 uah)
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Hashrate 815 Gh/s
Power 1275 W
Algorithm Blake2B
Profit per month $ 49.33

Specifications A3 815Gh/s

General information

Manafacture Bitmain Antminer
Model A3 815Gh/s
Состояние used
Дата производства 2018, January
Страна изготовитель China
Warranty 1 month

Mining

Algorithm Blake2B
Монеты SiaCoin - SC
Hash-rate 815 Gh/s
Енергоефективність 1,56 W/Gh

Equipment

Cooling Air Colling
Вентеляторы 2
Выход в интернет Ethernet

Power

Consume,Вт 1275
Напряжение 220V

Working environment

Уровень шума 76dB
Размеры 12.5 x 20.8 x 32.1 cm
Weight 4.2kg

Profitability calculator for A3 815Gh/s

Current mining profitability of A3 815Gh/s based on the latest market update as of 19 Sep 2026

/kWh
1275W = 30.60 kWh/day
Rate 1 SC = $0.000947
Daily profit incl. EE -$0.80
Annual ROI -419%
Payback no payback
Annual profit -$293.38
Period Profit EE cost Net profit Mined SC
Per day $1.64 $2.45 -$0.80 SC 1735.5357
Per week $11.51 $17.14 -$5.63 SC 12148.7501
Per month $49.33 $73.44 -$24.11 SC 52066.0719
Per year $600.14 $893.52 -$293.38 SC 633470.5419

Specifications A3 815Gh/s

General information

Manafacture Bitmain Antminer
Model A3 815Gh/s
Состояние used
Дата производства 2018, January
Страна изготовитель China
Warranty 1 month

Mining

Algorithm Blake2B
Монеты SiaCoin - SC
Hash-rate 815 Gh/s
Енергоефективність 1,56 W/Gh

Equipment

Cooling Air Colling
Вентеляторы 2
Выход в интернет Ethernet

Power

Consume,Вт 1275
Напряжение 220V

Working environment

Уровень шума 76dB
Размеры 12.5 x 20.8 x 32.1 cm
Weight 4.2kg

Description for A3 815Gh/s

Technical characteristics of Antminer A3 :
Hashrate: 815 Gh/S
Power consumption: 1275 W
Dimensions: 321 x 125 x 208 mm
Weight: 4.2 kg

The Chinese company Bitmain has released another Antminer A3 mining assay, which has new mining capabilities. The device is based on the Blake (2b) algorithm for mining the Siacoin digital currency. Since this is the only coin that can be mined using the A3 model, we recommend that you evaluate all the prospects of this digital currency when deciding to purchase it. In this brief review, we will consider the features of this hardware, its characteristics, and the profitability of the new Bitmain product. Main technical characteristics

  • algorithm – Blake (2b);
  • hash rate – 815 GH/s;
  • power consumption – 1275 W;
  • connection – Ethernet;
  • overall dimensions – 321*125*208 mm;
  • product weight – 6.5 kilograms;
  • operating temperature – 5-40 degrees Celsius;
  • noise – 76 dB;
  • total number of chips – 180;
  • voltage – 11.6-13 V.

The manufacturer decided to use a standard design to create this sub-ohm speaker, so this model does not differ much in appearance from its predecessors. The developers focused on the internal filling of the device. Now the hash rate and power consumption are improved. The case has an elongated shape and is made of high quality aluminum. There are special fans on the sides that serve as a cooling system and protect the equipment from overheating and power surges. Advantages

  • The optimal ratio of cost and performance makes it possible to obtain a stable profit.
  • Cryptocurrency mining is based on a unique algorithm that is not used by other miners on the market.
  • An official guarantee of the device’s performance for the first 6 months.
  • Easy setup and launch of the device.

Frequently asked questions

Which coins can A3 mine?
A3 is designed for mining SiaCoin - SC on the Blake2B algorithm with efficiency 1,56 W/Gh. Coin support may vary by firmware and pool.
Is it profitable to mine on A3 in 2026?
As of 19 Sep 2026, for "A3" daily revenue excluding electricity is $1.64. Consuming 1275W = 30.60 kWh/day per day. Monthly profit excluding electricity is $49.33.
How are delivery and warranty handled?
Delivery across Ukraine via carriers or pickup. Hardware is covered by ASICFOX Service warranty - confirm details with a manager before payment.

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