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Mining Bitcoin News

Sealminer A4 Series Debuts as Bitdeer Hits New Bitcoin Mining Efficiency Record

Bitdeer Technologies Group launched its Sealminer A4 series of bitcoin mining rigs on Tuesday, with the flagship model reaching 9.45 joules per terahash, placing it among the most power-efficient machines announced by an...

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Older archive item. Useful for background and entity history, but not a fresh market-moving signal.

Sealminer A4 Series Debuts as Bitdeer Hits New Bitcoin Mining Efficiency Record
Bitdeer Technologies Group launched its Sealminer A4 series of bitcoin mining rigs on Tuesday, with the flagship model reaching 9.45 joules per terahash, placing it among the most power-efficient machines announced by any major manufacturer. Key Takeaways: Bitdeer launched the Sealminer A4 Ultra Hydro on April 7, 2026, hitting 9.45 J/TH efficiency, among the best […]

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Bitcoin is showing up inside the Mining theme, so this story is worth tracking for follow-through rather than treating it as a one-off headline.

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