Antminer S21 Hyd

Updated September 20, 2026

Overview

Product sourcing insights & recommendations

26 来源

The Antminer S21 Hyd series represents a critical shift in the Bitcoin mining market toward ultra-efficiency and industrial-scale specialization following the 2024 halving Minenity. Utilizing TSMC’s 5nm chips, the series has established itself as the "backbone" of the network for the 2024–2026 cycle by breaking the 20 J/TH efficiency barrier Minenity Hashrateindex.

Market Trends & Insights

* Infrastructure Shift: The high efficiency of hydro units is driving a migration from air-cooled setups to professional, purpose-built hydro-cooling data centers Minenity D-Central.

* Post-Halving Survival: With block rewards reduced, profitability now depends strictly on energy contracts. Operators with rates above $0.12/kWh are largely moving toward the XP and XP Hyd models to remain viable Minenity Greenmining.

* Thermal Repurposing: A growing trend involves "Mining Hackers" redirecting the 55–70°C liquid thermal output from S21 Hyd units to heat greenhouses, pools, or residential floors, effectively reducing the net cost of mining Minenity D-Central.

Hydro Cooling Advantages

Hydro-cooled models offer significant technical superiorities over air-cooled versions:

* Higher Hashrate Density: Liquid cooling allows for a 75% increase in hashrate within the same footprint compared to air-cooled equivalents D-Central.

* Silent Operation: These units operate at approximately 50 dB (quiet refrigerator level), making them suitable for noise-sensitive locations unlike the 75-80 dB output of air-cooled fans Minenity D-Central.

* Improved Longevity: Lower junction temperatures (average 55–70°C) reduce thermal throttling and extend the lifespan of the ASIC chips D-Central.

Product Comparison & Availability

Current B2B listings show pricing ranges from approximately $1,899 to $6,600 depending on the specific model and order volume.

Model	Hashrate	Efficiency	Key Features
S21 Hyd	335 TH/s	16 J/TH	The standard hydro entry point for 2024.
S21+ Hyd	319-358 TH/s	~15 J/TH	Optimized for better balance between cost and hashrate Leedminer.
S21 XP Hyd	473 TH/s	12 J/TH	High-performance flagship with the best ROI for high-cost energy Hashrateindex D-Central.
S21 XP+ Hyd	500 TH/s	11 J/TH	The 2025 iteration pushing the limits of 5nm technology Minenity.

Based on these trends, you can continue with:

Sources & References

26 sources cited · Verified industry data & reports

Bitmain Antminer S21 XP Hydro | Bitcoin Miner Profitability | ...

hashrateindex.com

RigsBitmain Antminer S21 XP Hydro · Buy This ASIC Miner · USD/Kwh · Share: USD/Kwh · Period · per Day · per Month · per Year · Income · $14.18 · $431.44 · $5,177.28 · Electricity · -$8.17 · -$248.61 · -$2,983.31 · Profit · $6.01 · $182.83 · $2,193.97 · Specifications · Efficiency12.00 J/TH · Hashrate473 TH/s · Watts5676 W · Voltage12 V · AlgorithmSHA256 · Release DateJun 17, 2024 · Bitmain Antminer S21 XP Hydro Profitability Get analysis on the latest Bitcoin mining data, news, and trends in your inbox every week.

Antminer S21 Complete Guide: All 8 Models 2023-2026 | Minenity

www.minenity.com

Professional bitcoin mining hosting in the US and Asia from €0.062/kWh. Buy ASIC miners with English-speaking support. Bitmain had been working with TSMC since 2022 on a new generation of 5 nm chips, aware that the April 2024 halving would force a global transformation of the mining fleet. The Antminer S21 air-cooled and S21 Hydro models were both introduced at Bitmain's World Digital Mining Summit 2023 in Hong Kong. In four years, Bitmain cut power per terahash by more than 60 %. That improvement explains why most of the large publicly listed miners have completely migrated to the S21 generation over the 2024–2026 cycle. Here's the honest answer: it depends on three of your variables, not the miner's. ... Electricity ≤ EUR 0.07/kWh: any model in the series is profitable. Optimize for acquisition price. Electricity between EUR 0.07 and 0.12/kWh: prioritize efficiency. S21 Pro or above. Electricity > EUR 0.12/kWh:only XP, XP Hyd, or XP+ Hyd. The S21 series accomplishes the goal Bitmain set after the 2024 halving: extending the profitability horizon for Bitcoin mining to operators paying industrial electricity rates — not just the megaprojects with their own power. The 11 J/TH efficiency of the S21 XP+ Hyd is an inflection point — it makes Bitcoin a computable commodity significantly more energy-efficient than today's AI servers, a fact that rarely surfaces in public debate.

What is the Bitmain Antminer S21 Profitability?

hashrateindex.com

Luxor’s ASIC Trading Desk is now accepting preorders for the Antminer S21, with the first shipments of the new ASIC miner expected between January and June of 2024. The Antminer S21 series sets a new standard in hashrate performance. The air-cooled model boasts an impressive hashrate of 200 TH/s, while the hydro-cooled version takes it a step further with an astounding 330 TH/s. What truly distinguishes the Antminer S21 series from other models in the Bitcoin mining hardware space, is its remarkable efficiency. The air-cooled model achieves an efficiency rating of 17.5 J/TH, while the hydro-cooled variant goes even further, achieving an astonishing efficiency of 16 J/TH. During its initial launch phase, the Antminer S21 is available at a promotional price of $14/TH for orders of 1.2 EH/s or more. This equates to $2,800 per unit for air-cooled models and $4,690 per unit for hydro-cooled models.

2024 Latest Bitmain Antminer S21+ Hydro 319T Bitcoin Miner - X ...

xonmining.com

Model Antminer S21+ HYD is produced by Bitmain, run using the SHA-256 algorithm with a maximum hashrate of 319Th/s and power consumption of 4785W. ... The price of miner changes from time to time. Price may be low or high. Please consult us for the specific price, we will give you the best price in the market. SKU Antminers21+hyd Categories Antminer, All Miners, Asic Miners, Bitcoin Miner, SHA-256 Tags Bitcoin Miner, Bitmain, S21+ HYD ... Model Antminer S21+ HYD is produced by Bitmain, run using the SHA-256 algorithm with a maximum hashrate of 319Th/s and power consumption of 4785W. Be the first to review “2024 Latest Bitmain Antminer S21+ Hydro 319T Bitcoin Miner” Cancel reply 1. Website prices do not include shipping, customs fees, and taxes, for some countries, we can provide a low-price declaration as well as DDP service. 2. Antminer S21+ HYD Product display is for reference only, the actual shipping version may change due to manufacturer updates.

BITMAIN AntMiner S21 XP Hyd (473Th)

www.nicehash.com

Bitmain Antminer S21 XP Hyd Bitcoin Miner 473TH

bt-miners.com

https://bt-miners.com/how-to-setup-bitmain-antminer-s21e-xp-hydro-at-home-in-2025-the-ultimate-step-by-step-guide/ Designed for professional mining farms, the S21 XP Hyd operates using advanced water-cooling technology to maintain ideal temperatures and consistent hashrate output. Its high power capacity, industrial-grade components, and reliable Hydro cooling system make it the perfect solution for long-term profitability in competitive Bitcoin mining environments. Whether scaling your farm or upgrading outdated hardware, the Antminer S21 XP Hyd provides the efficiency, durability, and ROI potential needed in today’s mining market. Model Antminer S21 XP Hyd (473Th) from Bitmain mining SHA-256 algorithm with a maximum hashrate of 473Th/s for a power consumption of 5676W. Home / Shop / Algo / SHA-256 Hardware / Bitmain Antminer S21 XP Hyd Bitcoin Miner 473TH