Antminer S21+ Hydro 358 THAntminer S21+ Hydro 358 TH – Iceland
The most powerful mining combination ever designed. The most efficient ASIC on the market, integrated hydrocooling, hosted in Iceland at $0.061/kWh.
Your monthly revenue in BTC, live Bitcoin Core data
ROI calculated on the real ASIC price + live revenue. Configure on the side to see the precise monthly total with hosting and maintenance.
Live data
LIVEProven by history · average hashrate over 1 year
The most powerful mining combination ever designed
Volume pricing across 6 tiers · Iceland Hydro container, 100% renewable · Geothermal + hydroelectric energy
Container of 210 S21+ Hydro miners · Iceland · 100% renewable
Review the details before confirming your order
Full summary: ASIC, Iceland Hydro hosting, maintenance, monthly operating fees. Adjust the quantity, confirm, and we take over.
Hosting calculation
Monthly consumption per ASIC = 5 370 W × 730 h ÷ 1,000 = 3,920 kWh / month.
Hosting cost = (consumption × kWh price + selected options) × ASIC qty.
Breakdown of the total to pay
ASIC (unit price × qty) + slot deposit (25%) + security deposit (2 months) + 1st month prepayment. The monthly total includes hosting, electricity consumption and the selected options.
Iceland Hydro hosting included, everything is in the price
Iceland Hydro Hydro 0,053 €/kWh
Your hardware is hosted and operated in our dedicated datacenter — 100% renewable energy, Tier-2, guaranteed uptime. Learn more about the farm →
Turnkey ASIC + hosting,
transparent across the whole chain
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Questions fréquentes
New hardware comes with the Bitmain manufacturer warranty. Startmining additionally includes a maintenance & light repair plan of 9 € / ASIC / month for first-level light maintenance, covering: diagnostics, reboots, firmware, settings, preventive maintenance, first-level on-site interventions and RMA coordination where applicable. Heavy repairs, major parts (hashboards, PSU, control boards, pumps, major components), manufacturer interventions and associated costs remain handled outside the plan, depending on the selected options. Updated: 29 mai 2026
The current Iceland Hydro offer is tied to a Bitmain batch planned for June 2026. Commissioning is estimated for late July 2026, subject to logistics, delivery, installation and onboarding. Updated: 29 mai 2026
The offer includes: • physical hosting in Iceland, • energy at the contractual rate, • the hydro-cooling environment, • supervision and reporting, • on-site security 24/7, • first-level light maintenance. Updated: 29 mai 2026
Not included: • hardware insurance, • heavy repairs, • major parts, • RMA, transport, customs and tax fees, • end-of-contract exit fees. Updated: 29 mai 2026
The offer provides a site-side monthly availability of 95%, with prioritized energy. This covers electrical availability and cooling on the site side, but not the individual uptime of each miner nor mining profitability. Updated: 29 mai 2026
No. Startmining's Iceland Hydro offer is a take-or-pay Bitcoin mining contract (commitment to pay for the reserved electricity, even if the machine is off). In return, you benefit from a high-availability infrastructure (95% electricity uptime + guaranteed cooling) with energy prioritized on the Icelandic geothermal-hydroelectric grid. Updated: 29 mai 2026
The initial term is 24 months from commissioning. The contract is then tacitly renewed for successive 24-month periods, unless terminated within the prescribed deadlines. Updated: 29 mai 2026
To lock in the order and the slot, the initial payments are: • the hardware deposit, • the 1st month prepayment, • the security deposit, • and, where applicable, the installation / delivery fees shown at checkout. Updated: 29 mai 2026
Yes. Exit operations, packing, handling, storage and shipping are invoiced separately according to the quote or the applicable price list. Updated: 29 mai 2026
Because it combines: • hydro-cooling in Iceland, • prioritized energy, • a structured contractual framework, • and a very competitive price positioning for an offer of this quality. Updated: 29 mai 2026