| Specification | Details |
|---|---|
| Manufacturer | Bitdeer |
| Model | SEALMINER A3 Air |
| Algorithm | SHA-256 |
| Supported Cryptocurrencies | Bitcoin (BTC) and other SHA-256 coins |
| Hashrate | 240-280TH/s ±10% |
| Power Consumption | 3640W |
| Power Efficiency | 14J/TH |
| Cooling System | Advanced Air Cooling with 4 Fans |
| Chip Technology | SEAL03 |
| Power Supply Efficiency | Up to 97% |
| Input Voltage | 220-277V |
| Network Connection | Ethernet |
| Dimensions (W × D × H) | 365 × 292 × 197 mm |
| Weight | 15.5 kg |
| Operating Temperature | -20°C to 45°C |
| Storage Temperature | -30°C to 70°C |
| Operating Humidity | 10-90% (Non-condensing) |
Model: SEALMINER A3 Air
Hashrate: 260TH/s ±10%
Power Efficiency: 14J/TH
Price: [Quote Now]
Availability: [In Stock/Pre-Order]
The Bitdeer SEALMINER A3 Air is a high-performance SHA-256 ASIC miner delivering 260TH/s hashrate with exceptional 14J/TH energy efficiency. Designed for Bitcoin mining operations, this air-cooled miner features advanced SEAL03 chip technology and optimized cooling for maximum profitability and reliability.
The Bitdeer SEALMINER A3 Air represents the next generation of efficient air-cooled Bitcoin mining technology. Engineered specifically for the SHA-256 algorithm, this miner provides an optimal balance of performance and energy efficiency for both individual miners and mining operations.
With a stable hashrate of 260TH/s and power consumption of 3640W, the A3 Air achieves an impressive 14J/TH energy efficiency – among the best in its class for air-cooled miners. Powered by cutting-edge SEAL03 chips, this miner ensures reliable long-term performance and mining profitability.
The advanced air cooling system maintains optimal operating temperatures while reducing noise levels compared to industry standards, making it suitable for various mining environments.
High Efficiency Performance: Achieve 260TH/s hashrate with exceptional 14J/TH power efficiency for maximum mining profitability
Advanced SEAL03 Chip Technology: Next-generation ASIC chips ensure reliable performance and long-term mining stability
Optimized Air Cooling System: Four-fan cooling design maintains optimal temperatures while reducing overheating risks
Industry-Leading Power Efficiency: 97% power supply efficiency reduces energy waste and operating costs
Quieter Operation: Engineered for reduced noise levels compared to standard industry models
Compact Design: Space-efficient form factor (365 × 292 × 197 mm) allows flexible deployment options
Wide Voltage Compatibility: Operates on 220-277V power systems for easy integration into existing setups
What cryptocurrencies can the SEALMINER A3 Air mine?
This miner is designed for the SHA-256 algorithm and is optimal for mining Bitcoin (BTC) and other SHA-256 based cryptocurrencies.
How does the air cooling system perform?
The A3 Air features an advanced 4-fan cooling system that maintains optimal operating temperatures while reducing noise levels compared to standard industry models. This ensures stable performance and reduces overheating risks.
What power supply do I need for this miner?
The SEALMINER A3 Air operates on 220-277V power systems. The miner has a power consumption of 3640W with up to 97% power supply efficiency, helping reduce energy costs.
Is this miner suitable for home mining?
While more efficient and quieter than many industry models, the A3 Air still requires proper ventilation and electrical setup. The 3640W power consumption and cooling requirements make it best suited for dedicated mining spaces with adequate power and ventilation.
What makes the SEAL03 chips special?
The SEAL03 chips represent Bitdeer’s latest ASIC technology, offering improved efficiency, better thermal performance, and enhanced reliability for long-term mining operations.
What is the actual hashrate range?
The miner delivers a hashrate range of 240-280TH/s ±10%, with 260TH/s as the typical stable output under optimal conditions.




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