We offer an easy solution to enter the world of crypto. Furthermore, we provide the most advanced and profitable mining-hardware on the market and the most relaxed operating-solution for you.

Fan Cooler for Bitmain ASIC-Miners (S9, Z9, Z11, Z15, L3)

12,52  (excl. tax 12,52 )

Is your miners fan not working properly?

ASIC-Miners operate on very high frequencys causing immense heat on their curcuit boards.
A damaged or dirty air cooling system can cause malfunctions and hardware failure.

  • works with all Bitmain devices (S9, L3, Z9, Z11, Z15)
  • works also for Innosilicon devices (T2T, A10pro …)
  • easy to install
  • fast delivery

We will gladly assist if you need help with installing this product.

Trezor One Hardware Wallet

57,98  (excl. tax 57,98 )

Whether you’re new to Bitcoin or already a security expert. Trezor is the #1 Bitcoin wallet choice for everybody.

Use without risk

Bitcoin is secure by design. All you need is a tool to use it without risk.
All you need is your own Trezor wallet.


Leave behind the viruses and keyloggers. Forget about doing regular backups, reading encryption manuals, printing paper wallets and making offline storages. Next time you see another 10+ steps guide to secure your bitcoins, just skip reading it.

Reinforce your accounts with U2F

Trezor One can also serve as your U2F hardware token. Ordinary security tokens lack a display, which means that you can never be certain about what you are approving. Trezor utilizes its Trusted Display to fully inform you about the authentication request before you approve it, by displaying the service you are logging in to.


Trezor is a USB 2.0 device compatible with Windows, Linux and macOS (10.8 or higher).


Trezor suports more than 1000 coins

Whatsminer M20s, M21s, M30s, M31s Fans

12,52  (excl. tax 12,52 )

Your Cooler is causing problems and is not working properly anymore?

Replace it quickly and easily with this fan!

ASIC-Cooler for Whatsminer M20s, M21s, M30s or even for the M31s

Easy to mount without problems.


And of course we can support you if you need an introduction how to replace a fan for your ASIC-Miner



Model: KZ14038B012U

Power: 12V

7200 RPM

Not sure how mining cryptocurrencies works?

Need help finding a miner that suits your needs best?

In the world of crypto everything is about reputation. See for yourself, if you want to do business with us. And if you are still not convinced, schedule a meeting with us!

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