Antminer S19j Pro

Antminer S19j Pro / Pro+ (used)

120 TH/s / In stock Hong Kong / At home
14 799 Kč
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Antminer S19j Pro

Bitmain · SHA-256

Antminer S19j Pro / Pro+ (used)

Mines approx. 94 Kč per day ≈ 2828 Kč / month
5.4e-05 BTC / day · before electricity costs · exchange rate and network difficulty as of 24 Oct, 20:59 Calculate profit after electricity
12 231 Kč excl. VAT
14 799 Kč incl. 21% VAT
Hashrate
Where will the miner run
Delivery
Hashrate
DeliveryIn stock Hong Kong
Operation

What it can mine

Gross revenue before electricity, based on today’s difficulty and exchange rate. Coins without an amount are not calculated yet.

Suitable for

  • Hosting
  • Workshop, plant room
  • Flat – 75 dB, loud
Full description, video and specifications
120 TH/sHashrate – mining power
3300 WPower draw at the wall
27.5 J/THEfficiency – lower is better
AirCooling
75 dBNoise level – loud – for a workshop or hosting
Rows of ASIC miners in a data centre Current hosting prices · 22/10/2026
PC Praha hosting

Let it mine with us

The miner goes from the supplier straight to the data centre. We connect it and look after it; you just follow the earnings.

  • from 1.14 Kč/kWhelectricity incl. management · with prepayment up to −30%
  • 7-year warrantywhile the miner runs with us (at home 1 year)
  • 7 data centresto choose from, uptime up to 99.85%
  • 0 dB at home75 dB of noise stays in the data centre

Technical specifications

Manufacturer
Bitmain
Algorithm
SHA-256
Coins
Bitcoin, Bitcoin Cash, Bitcoin SV, DigiByte, eCash, Fractal Bitcoin, Quai
Hashrate
120 TH/s
Power draw
3300 W
Efficiency
27.5 J/TH
Cooling
Air
Noise level
75 dB
Power supply
200–240 V
Condition
Used with warranty
Warranty
12 months · 84 months when hosted with us

How much it earns

Enter your tariff. The default value is an example.

Revenue per day
Electricity per day
Profit per day

Revenue based on the current network difficulty and exchange rate, updated 24/10/2026 20:59. We use today’s revenue. In reality it changes with network difficulty, the exchange rate and halvings, so treat multi-year figures as indicative. Pool fees are not included.

  • Personal collectionPrague 10
  • ASIC miner repairsright here in Prague
  • Pay by bank transfer or in cryptoBank transfer (CZK / €), USDT/USDC or cash at the shop
  • VAT invoicereverse charge for EU businesses

Description

Dimensions: 370 × 195.5 × 290 mmWeight: 13.2 kg

Antminer S19j Pro and the improved S19j Pro+ from Bitmain are air-cooled miners for the SHA-256 algorithm (Bitcoin). We offer used units: the supplier sells them as “out of warranty”, i.e. without the manufacturer’s warranty.

Two versions are available – select the hashrate above, next to the price:

  • S19j Pro 104 TH/s – power draw approx. 3070 W (29.5 J/TH)
  • S19j Pro+ 120 TH/s – power draw approx. 3300 W (27.5 J/TH)

This is an older generation (2021–2022) that lags behind newer machines on efficiency. It makes most sense where electricity is cheap, for example in our data centre hosting. Because the model is so widespread, spare parts and service are easy to come by. At home, its noise of around 75 dB makes it suitable only for a utility room or garage.

Specifications

  • Algorithm: SHA-256 (Bitcoin, Bitcoin Cash, Bitcoin SV, eCash)
  • Hashrate: 104 TH/s (S19j Pro) / 120 TH/s (S19j Pro+)
  • Power draw: approx. 3070 / 3300 W
  • Cooling: air
  • Noise: approx. 75 dB
  • Power supply: 200–240 V
  • Dimensions: 370 × 195.5 × 290 mm
  • Weight: approx. 13.2 kg net
  • Condition: used, no manufacturer warranty

Use the calculator on this page to estimate current returns at your electricity price. If the machine ever needs a repair, our ASIC miner service will take care of it.

Setup guide

We will set it up for you free of charge. Send us your wallet address and the miner will mine for you alone. If you do not have a wallet yet, we will help you create one.

Setting up an Antminer (Bitmain) miner
  1. Connect the network first, then the power. Connect the miner to your router with a network cable, on the same network as your computer. Only then switch it on.
  2. Find the IP address. Download the official Bitmain IP Reporter, run it and press the IP Report button on the miner – the address will appear in the program. You can also find it in your router’s list of devices.
  3. Log in. Enter the IP address in your browser and log in with the default username and password root / root. Then change the password.
  4. Set up the pool. In the pool settings (Miner Configuration), enter the pool address in the form stratum+tcp://…; as the Worker, enter your pool account name or wallet address, a full stop and the machine name (e.g. account.miner1), and x as the password. Save.
  5. Check that it is mining. After a few minutes the miner will start mining. You can check the hashrate on the pool’s website.

Switch on Hyd (water-cooled) and Imm (immersion) models only after connecting them to the cooling circuit.

Nastavení poolu v ovládacím panelu Antmineru

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