Sealminer A3 Pro Hyd — Rentabilidade Mineração
Visão geral
The Sealminer A3 Pro Hyd is Bitdeer's February 2025 hydro-cooled flagship, delivering 660 TH/s at 12.5 J/TH and 8,250 W. Bitdeer is a vertically integrated mining operator that started designing its own ASICs in 2024 — the Sealminer line gives buyers an alternative to the Bitmain duopoly. The A3 Pro Hyd targets industrial hydro deployments where supply-chain diversification matters: large hosting providers, public-listed miners, and operators wary of single-vendor dependency. Within the broader hydro market it competes head-to-head with Bitmain's S23 Hydro (580 TH/s, 9.5 J/TH) and S21e XP Hyd (860 TH/s, 13 J/TH), and with Whatsminer's hydro lineup. Pricing on the secondary market is typically 5–15% below Bitmain at equivalent J/TH.
Ver o glossário →Especificações
Hashrate
660 TH/s
Potência
8,250W
Eficiência
12.5 J/TH
Refrigeração
Hydro
Data de lançamento
February 2025
Est. $/TH
$22.5/TH
Fabricante
Bitdeer
Rentabilidade ao vivo
Impacto do halving 2028
The April 2028 halving cuts the block subsidy from 3.125 to 1.5625 BTC, mechanically halving the hashprice. At today's hashprice ($39/PH/day), the Sealminer A3 Pro Hyd at 0.66 PH/s generates ~$25/day in gross revenue. Post-halving, that drops to ~$13/day at constant BTC price. Break-even electricity tightens from ~$0,129/kWh today to ~$0,064/kWh post-halving. At 12.5 J/TH the A3 Pro Hyd holds up well post-halving on industrial-rate hydro power; its supply-chain advantage matters more in 2028+ as Bitmain's allocation queues lengthen and lead times drift.
Ver contagem regressiva halving →Comparar com modelos semelhantes
Antminer S21 XP Hydro
473 TH/s · 12 J/TH · Hydro
Antminer S21e XP Hyd
860 TH/s · 13 J/TH · Hydro
Sealminer A3 Hyd
500 TH/s · 13.5 J/TH · Hydro
Perguntas frequentes
Is the Sealminer A3 Pro Hyd profitable today?▾
At the current hashprice ($39/PH/day), the A3 Pro Hyd generates ~$25/day in gross revenue. Net profitability depends linearly on electricity: at $0.04/kWh you keep most of that gross; at break-even ($0,129/kWh) you clear zero; above that, the machine operates at a loss. The 12.5 J/TH efficiency and competitive secondary-market pricing make the A3 Pro Hyd a strong all-in cost per TH for industrial hydro deployments.
What's the break-even electricity cost for the Sealminer A3 Pro Hyd?▾
At the current hashprice ($39/PH/day), break-even sits at ~$0,129/kWh. The formula: daily revenue (0.66 PH/s × hashprice) divided by daily energy consumption (8.25 kW × 24h = 198 kWh) gives the kWh price at which gross revenue equals electricity cost. Apply 2% pool fee and the practical ceiling drops slightly. After the 2028 halving, break-even tightens to ~$0,064/kWh.
How does the 2028 halving affect the Sealminer A3 Pro Hyd?▾
The halving halves the hashprice. For the A3 Pro Hyd at 0.66 PH/s, gross daily revenue drops from ~$25 to ~$13 at constant BTC price. Break-even electricity tightens from ~$0,129/kWh to ~$0,064/kWh. At 12.5 J/TH the machine stays viable post-halving on industrial hydro; operators with stranded-energy contracts or curtailed renewables see the machine running comfortably into 2029.
What's the lifespan of a Sealminer A3 Pro Hyd?▾
Hydro ASICs last 4–6 years in a maintained loop. As Bitdeer is a newer ASIC manufacturer than Bitmain or MicroBT, the long-term reliability track record is shorter — but early A3 Pro Hyd deployments since early 2025 have shown stable performance. Plan a 4-year productive window. The 2028 halving is the inflection point; sub-$0.05/kWh hydro sites can typically run the A3 Pro Hyd into 2029.
Sealminer A3 Pro Hyd vs Antminer S23 Hydro — which one wins?▾
Bitmain's S23 Hydro wins on raw efficiency: 9.5 J/TH versus 12.5 J/TH for the A3 Pro Hyd — about 24% better. The Bitdeer A3 Pro Hyd wins on $/TH (typically 5–15% cheaper at equivalent ratings on the secondary market) and supplier diversification value. For operators above $0.05/kWh and capex-sensitive, the S23 Hydro's better J/TH compounds over a 4-year cycle. For larger fleets seeking dual-vendor risk management or aggressive $/TH economics, the A3 Pro Hyd is a credible Bitmain alternative.