Bitmain Antminer S21 Pro 234 TH/s – Industrial-Grade Powerhouse for Elite Bitcoin Mining
Take total control of your mining facility’s profit margins with the groundbreaking Bitmain Antminer S21 Pro 234 TH/s. Standing as an elite, high-efficiency achievement in Bitmain’s air-cooled product matrix, the S21 Pro delivers a massive computing output of 234 Terahashes per second without requiring complex liquid cooling infrastructure. It is designed to slide directly into traditional server racks, providing commercial operators and home mining enthusiasts alike with an unshakeable competitive edge against rising network difficulties.
Operating natively on the dominant SHA-256 cryptographic algorithm, this high-yield node generates a rock-solid, reliable throughput to optimize your returns across Bitcoin (BTC), Bitcoin Cash (BCH), and Bitcoin SV (BSV).
Technical Specifications
| Feature | Specification |
| Manufacturer | Bitmain |
| Model | Antminer S21 Pro (234 TH variant) |
| Hashrate | $234 \text{ TH/s} \pm 3\%$ |
| Power Consumption (on wall) | $\sim 3510\text{W} \pm 5\%$ @ $25^{\circ}\text{C}$ |
| Power Efficiency | $15.0 \text{ J/TH} \pm 5\%$ |
| Algorithm | SHA-256 (BTC / BCH / BSV) |
| Cooling Architecture | Air-Cooled (4 x High-Speed Industrial Fans) |
| Required Input Voltage | AC 220~277V |
| Networking Interface | RJ45 Ethernet 10/100M |
| Operational Noise Level | $\sim 76 \text{ dBA}$ |
| Dimensions (L x W x H) | 400 x 195 x 290 mm |
| Net Equipment Weight | 15.40 kg |
Key Features & Performance Highlights
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Spectacular 15.0 J/TH Peak Efficiency: The Antminer S21 Pro achieves a phenomenal energy milestone, drawing just $15.0 \text{ Joules per Terahash}$. This ultra-low power consumption translates directly to lower utility bills and higher net profitability, aggressively protecting your capital investments against market fluctuations.
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Plug-and-Play Air-Cooled Design: Avoid the high upfront costs and structural dependencies of hydro loops or liquid immersion systems. The S21 Pro relies on a classic wind-tunnel chassis layout, making it immediately compatible with existing commercial racks and ventilation systems.
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Heavy-Duty Cross-Flow Ventilation: Outfitted with four high-RPM industrial cooling fans arranged in a parallel push-pull wind tunnel configuration, the hardware quickly expels heat from the internal hashboards. This continuous thermal regulation prevents chip degradation and extends the physical lifespan of the miner under continuous 24/7 load.
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Upgraded Smart Power Supply Unit: The integrated high-efficiency power supply features intelligent voltage tracking and built-in circuit defense mechanisms. It safeguards the fragile internal components against voltage drops, short circuits, and sudden grid fluctuations, keeping your miner safely online.
Why Buy From CryptoMiners24?
Procuring your elite hashing infrastructure through CryptoMiners24 guarantees a premier enterprise hardware partnership:
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Fully Insured Priority Freight: We route high-value, heavy industrial equipment exclusively through trusted premium logistics lines (DHL Express, FedEx, UPS) with comprehensive transit insurance included.
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100% Authentic Factory-Sealed Stock: All high-performance units are dispatched directly from our verified inventory, complete with pristine original manufacturer seals and active serial numbers.
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Comprehensive Enterprise Logistics Support: Our specialized support desk provides direct assistance with tariff documentation, customs clearance logistics, and hardware deployment infrastructure.
Secure tomorrow’s blocks at today’s peak efficiency. Add the high-efficiency Bitmain Antminer S21 Pro 234 TH/s to your mining fleet today.
