About Tienda 21
Bitcoin-native shop. Genuine Bitaxe hardware, open-source, with Lightning payments.
About Tienda 21
Bitcoin-native shop operating from Buenos Aires, Argentina. We sell Bitaxe open-source mining hardware across Argentina and Latin America, with Lightning Network (NWC) payments and bilingual support.
Our Bitaxe Commitment
We sell only genuine, open-source Bitaxe hardware.
No clones. No counterfeits. No closed-source derivatives.
Our stock comes from the legitimate open-source Bitaxe supply chain. We stand by the open-source hardware ethos and contribute to decentralizing Bitcoin mining.
Open-Source Hardware We Sell
All three are open-source designs under the Bitaxe family.
- Bitaxe Gamma 602 — 1-chip entry tier
- NerdQaxe++ — 4-chip community favorite
- NerdOctaxe Gamma — 8-chip professional tier