Bitdeer SealMiner A2 Pro Air (260Th/s)

The Bitdeer SealMiner A2 Pro Air is a high-performance air-cooled ASIC miner engineered exclusively for the SHA-256 algorithm, delivering exceptional processing power for Bitcoin (BTC) mining. Released in March 2025, this industrial-grade air-cooled solution leverages advanced 4nm chip technology to achieve an impressive hash rate of 255 Th/s while drawing just 3874W of power, resulting in a dependable energy efficiency of 14.9 J/Th. The A2 Pro Air offers an ideal balance of raw computational output and operational economy, positioning itself as the premier choice for professional mining facilities seeking maximum hash rate per watt with the simplicity, accessibility, and cost-effectiveness of traditional air-cooled deployment.

Engineered with Bitdeer's commitment to innovation and durability, the SealMiner A2 Pro Air features a robust, space-optimized chassis designed for seamless integration into multi-tier rack configurations. The advanced thermal architecture, powered by four high-speed fans, ensures superior heat dissipation during continuous 24/7 operation, maintaining stable performance under sustained heavy loads with a consistent noise level of 75dB—a practical and expected output for an air-cooled machine delivering over 250 terahash of sustained computational force.

What truly distinguishes the A2 Pro Air is its cutting-edge 4nm silicon architecture, which unlocks exceptional efficiency and performance density compared to previous-generation mining hardware. This advanced chip technology enables the A2 Pro Air to deliver remarkable hash rate output while maintaining moderate power consumption, translating directly to improved profit margins and reduced operational costs—critical advantages in competitive mining environments where every watt matters.

Designed for maximum deployment flexibility, the A2 Pro Air operates on standard power infrastructure, enabling seamless integration into a wide range of facility types without the need for specialized electrical upgrades or complex cooling systems. This broad compatibility makes it an ideal choice for both established data centers and growing mining operations. Connectivity is facilitated through the standard Ethernet interface, providing low-latency communication and effortless integration with all major mining management platforms, ensuring complete control and real-time performance visibility. Built to thrive in demanding environments, the A2 Pro Air maintains flawless performance across a temperature range of 5 to 40°C and supports relative humidity levels between 10% and 90%, offering exceptional operational flexibility across diverse global climates and facility conditions.

By choosing the Bitdeer SealMiner A2 Pro Air, you are securing a dependable, future-proof Bitcoin mining asset that delivers consistent profitability through proven efficiency, robust build quality, and advanced 4nm technology. Whether you are expanding an existing SHA-256 fleet, upgrading legacy hardware, or establishing a new enterprise-grade mining operation, the A2 Pro Air stands as a trusted workhorse for operators who demand reliable performance, operational reliability, and optimized total cost of ownership in an air-cooled package.