Bitdeer Sealminer A3

The Bitdeer Sealminer A3 is an air-cooled SHA-256 ASIC miner rated at 260 TH/s with an energy efficiency of 14 W/TH.

  • Model: Sealminer A3
  • Manufacturer: Bitdeer
  • Cooling system: Air cooled miner
  • Hashrate: 260 TH/s (±3%)
  • Algorithm: SHA-256
  • Power usage: 3640 W
  • Efficiency: 14 W/TH
  • Release date: September 2025
A3 ASIC miner

Frequently asked questions

The Sealminer A3 is a Bitcoin ASIC miner from Bitdeer that uses the SHA-256 algorithm.

The Sealminer A3 has a rated hashrate of 260 TH/s, with a stated variance of approximately ±3%.

The miner has a power consumption of approximately 3,640 W.

The Sealminer A3 uses an air-cooling system.

It has a rated energy efficiency of 14 W/TH.

The Sealminer A3 was released in September 2025.

The Sealminer A3 uses SHA-256 for cryptocurrency mining.

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