Austrian maker of Bitcoin heaters that also sells ASIC miners and accessories across Europe
StoreAustriaSince 2022
About
21energy is an Innsbruck company that builds the Ofen Bitcoin heaters and sells new and refurbished ASIC miners from Bitmain, MicroBT, Canaan and Bitdeer, home miners such as NerdQaxe, and miner parts. It ships from Austria to about 40 countries, mostly in Europe, with no customs for EU buyers. Prices are shown in EUR excluding VAT.
Miners for sale (11)
11 in stock · $0.0364/kWh
| Model | Profit | Price | ROI | Availability | |
|---|---|---|---|---|---|
| Bitmain Antminer S21e XP Hyd 3U | $21.38 / day | $9,598 | 449 days | In stock | $9,598View offer → |
| Bitmain Antminer S23 Hyd (563Th) | $15.72 / day | $15,381 | 979 days | In stock | $15,381View offer → |
| Bitmain Antminer S21 XP Hyd (473Th) | $12.17 / day | $6,986 | 575 days | In stock | $6,986View offer → |
| MicroBT WhatsMiner M63S+ | $9.06 / day | $4,169 | 461 days | In stock | $4,169View offer → |
| Bitmain Antminer S21+ Hyd (358Th) | $8.27 / day | $3,395 | 411 days | In stock | $3,395View offer → |
| Bitdeer SealMiner A2 Pro Air | $5.92 / day | $4,281 | 723 days | In stock | $4,281View offer → |
| MicroBT WhatsMiner M60S+ | $4.53 / day | $2,584 | 571 days | In stock | $2,584View offer → |
| Canaan Avalon Q | $1.80 / day | $1,996 | 1111 days | In stock | $1,996View offer → |
| Canaan Avalon Nano 3S | $0.09 / day | $317 | 3340 days | In stock | $317View offer → |
| Bitmain Antminer S9i (14Th) Refurbished | −$0.65 / day | $61 | Never | In stock | $61View offer → |
| Bitmain Antminer S9 (13.5Th) Refurbished | −$0.67 / day | $55 | Never | In stock | $55View offer → |
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