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    Bitdeer

    Bitdeer Sealminer A2 Pro

    The Bitdeer Sealminer A2 Pro by Bitdeer is a SHA256 ASIC miner delivering 255 TH/s at 4380W power consumption with 17.2 J/TH efficiency. It mines BTC. Available for purchase from MinerHaolan with fast international shipping from Hong Kong and manufacturer warranty included.

    Hashrate255 TH/s
    Power4380W
    AlgorithmSHA256
    Efficiency17.2 J/TH

    Algorithm

    SHA256

    Hashrate

    255 TH/s

    Power

    4380W

    Available Coins

    BTC
    $4,500$5,000
    Save $500
    In Stock - Ready to Ship
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    180-Day Warranty

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    Bitdeer designs its own SEAL series chips on a 4nm process, which makes the Sealminer A2 Pro one of the few credible alternatives to the two dominant SHA-256 vendors. This is the air-cooled version at 255 TH/s and 4380W, giving 17.2 J/TH. Four fans handle cooling and it takes a 220-240V feed, so it belongs in a hosted facility or a properly wired container rather than a home office. Against same-generation flagships it is competitive on efficiency without carrying the premium brand pricing, which is most of the reason operators buy it. One thing to check: Bitdeer publishes a lower power figure for the 255 TH/s air model than the value listed here, so confirm the firmware power target before you size breakers and PDUs around 4380W.

    Key Features

    • Industry-leading 17.2 J/TH energy efficiency
    • Powerful 255 TH/s hashrate for maximum profitability
    • Advanced thermal management with 4 x Fans
    • Easy setup and management via web interface

    Profitability Calculator
    🟢 Live Data

    Estimates for Bitdeer Sealminer A2 Pro, from live network hashrate and price

    $0.08/kWh
    $0.01$0.20
    $66,838.04

    Daily Power

    105.1 kWh

    Power Cost

    -$8.41

    Daily BTC

    0.0001267 BTC

    Revenue

    $8.39

    Estimated Profit
    Not Profitable

    Daily

    -$0.02

    Monthly

    -$0.75

    Yearly

    -$8.94

    * Revenue from live network hashrate, block time and block reward (source: WhatToMine), assumes a 1% pool fee, and extrapolates today's difficulty and price flat for the monthly/yearly figures.

    4.4

    Based on 29 reviews

    5★
    15
    4★
    10
    3★
    4
    2★
    0
    1★
    0
    86% Would Recommend
    Manuel Garcia
    Barcelona, Spain
    Jul 16, 2026

    Documentation was helpful

    The technical documentation for the Bitdeer Sealminer A2 Pro was helpful. Clear specifications and setup instructions. Made my installation smooth and quick.

    Paul Anderson
    Seattle, USA
    Jul 2, 2026

    Best J/TH efficiency I've owned

    Upgraded from older gen equipment and the power savings are substantial. My Bitdeer Sealminer A2 Pro runs quieter and cooler than expected. The efficiency improvement has significantly boosted my profitability.

    Andrei Popescu
    Bucharest, Romania
    Jun 21, 2026

    Resale value holds up well

    A colleague recently sold his 2-year-old Bitdeer Sealminer A2 Pro for 70% of what he paid. These containers hold their value because the infrastructure is separate from the miners inside. You can refresh the mining hardware without replacing the container. Smart design.

    Amir Rezaei
    Tehran, Iran
    Jun 10, 2026

    Rock solid performance

    The Bitdeer Sealminer A2 Pro has been mining non-stop for 3 months. Zero issues, zero restarts needed. Hash rate is exactly as advertised, sometimes even slightly higher. This is what professional mining equipment should be.

    Michael Chen
    Singapore
    May 30, 2026

    Major upgrade from older models

    Coming from older mining models, the Bitdeer Sealminer A2 Pro is a major upgrade. The technology improvements are substantial. Mining has come a long way.

    Frequently Asked Questions about Bitdeer Sealminer A2 Pro

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