Bitdeer Announces the SEALMINER A4 Series
Bitdeer's new A4 series claims sub-10 J/TH efficiency on its flagship Ultra Hydro model.
In April 2026, Bitdeer announced its latest series of Bitcoin mining machines.
Bitdeer SEALMINER A4 Ultra Hydro (886 TH/s | 9.45 J/TH) [Hydro-cooled]
- Hashrate: 886 TH/s
- Power Draw: 8,373W
- Efficiency: 9.45 J/TH
- Daily Profit ($0.06/kWh, current market conditions): $15.54

Bitdeer SEALMINER A4 Pro Hydro (680 TH/s | 10.9 J/TH) [Hydro-cooled]
- Hashrate: 680 TH/s
- Power Draw: 7,412W
- Efficiency: 10.9 J/TH
- Daily Profit ($0.06/kWh, current market conditions): $10.51

Bitdeer SEALMINER A4 Pro Air (336 TH/s | 10.9 J/TH) [Air-cooled]
- Hashrate: 336 TH/s
- Power Draw: 3,662W
- Efficiency: 10.9 J/TH
- Daily Profit ($0.06/kWh, current market conditions): $5.19

Market and Strategic Context
The A4 series announcement arrives at a pivotal moment for the mining industry. With hashprice near all-time lows, efficiency has become the primary determinant of survival, and Bitdeer's flagship A4 Ultra Hydro answers directly, claiming to be one of the first commercially available miners to break the 10 J/TH barrier.
The A4 lineup also doubles down on hydro cooling across its top two models, a deliberate form factor choice that prioritizes thermal stability, silent operation, and rack-dense deployment in large-scale facilities.
If you’d like to learn more about Bitdeer's A4 series, reach out to us at [email protected] or visit https://hashrateindex.com/rigs
About Luxor Technology Corporation
Luxor delivers hardware, software, and financial services that power the global compute and energy industry. Its product suite spans Bitcoin Mining Pools, ASIC Firmware, Hardware trading, Hashrate Derivatives, Energy services, a Miner Management software, Commander, and a bitcoin mining data platform, Hashrate Index.
Disclaimer
This content is for informational purposes only, you should not construe any such information or other material as legal, investment, financial, or other advice.
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