

Hashrate 255TH/s
Power 3790W
The Bitdeer SealMiner A2 Pro Air is a robust air-cooled ASIC miner designed for SHA-256 algorithm applications, particularly BTC (Bitcoin) mining. Launching in March 2025, it offers a solid hashrate of 255Th/s while drawing 3790W of power, equating to an energy efficiency of 14.863j/Th. Powered by advanced 4nm chip technology and supported by four high-speed fans, the A2 Pro Air delivers consistent performance with optimized air-cooling dynamics. Its 75dB noise profile reflects its strong airflow design, making it well-suited for industrial environments where acoustic tolerance is manageable.
Information
Profit Information
The Bitdeer SealMiner A2 Pro Air (255Th) is currently mining $6.68 profit a day. The calculations is based on $13.96 income per day from which we deducted $7.28 electricity costs. This means the Sealminer A2 Pro Air is able to generate up to $418.75 income per month. After you would deduct the electricity price of $218.30 you will have an estimated profit of $200.44 per month.
Hint: With our Hosting Plans you will only pay around 0.08 USD per kWh.
If the BTC price reaches $161853 you would earn estimated $13.66 per day.
Profit Information
The Bitdeer SealMiner A2 Pro Air (255Th) is currently mining $6.68 profit a day. The calculations is based on $13.96 income per day from which we deducted $7.28 electricity costs. This means the Sealminer A2 Pro Air is able to generate up to $418.75 income per month. After you would deduct the electricity price of $218.30 you will have an estimated profit of $200.44 per month.
Hint: With our Hosting Plans you will only pay around 0.08 USD per kWh.
If the BTC price reaches $161853 you would earn estimated $13.66 per day.
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More Information
With operational stability across 5 to 40°C temperatures and 10 to 90% humidity, the A2 Pro Air adapts well to diverse mining conditions while maintaining dependable thermal regulation. The Ethernet interface ensures quick integration into professional mining setups, and Bitdeer’s engineering focus on efficiency and processing density makes this unit a practical choice for scalable Bitcoin mining strategies. Offering a balanced combination of power, air-based cooling, and energy efficiency, the SealMiner A2 Pro Air is engineered for miners seeking performance reliability in traditional data center infrastructures.
Algorithm Information: SHA-256
SHA256, part of the SHA-2 (Secure Hash Algorithm 2) family, is one of the most widely used cryptographic hash functions due to its strong security features. Its collision-resistance ensures that finding two different inputs that generate the same hash is computationally infeasible, making it an essential component for maintaining the integrity of data in cryptographic applications, particularly in blockchain technology. In Bitcoin mining, SHA256 serves as the proof-of-work (PoW) mechanism, where miners must solve complex cryptographic puzzles to validate new transactions and add blocks to the blockchain. This process involves miners repeatedly hashing block data with SHA256, modifying inputs until they find a hash that meets the required difficulty level, securing the network against attacks and preventing double-spending. The competitive nature of SHA256-based mining ensures that no single entity can easily control the network, contributing to Bitcoin's decentralized structure. Given its robust security and widespread adoption in the cryptocurrency space, SHA256 plays a crucial role in protecting the integrity of Bitcoin and other blockchain networks that employ it. Although SHA256 requires significant computational power, particularly with the rise of specialized ASIC miners, it remains an essential mechanism for ensuring the security and stability of cryptocurrencies. For miners, the use of SHA256 allows them to contribute to the network’s operation while being incentivized with block rewards. Miners can assess their profitability through our crypto miner profit calculator for SHA256, helping them optimize mining hardware and energy usage for maximum returns. Ultimately, SHA256’s reliability, security, and fundamental role in cryptocurrency mining make it a cornerstone of blockchain technology and a critical factor in digital currency systems.
Frequently Asked Questions
The Bitdeer Sealminer A2 Pro Air 255TH/s is a profitable ASIC Miner.


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