The Bitmain Antminer S21 XP+ Hydro (500Th/s) is a cutting-edge Bitcoin mining rig engineered for maximum performance, efficiency, and durability. As part of Bitmain’s latest generation of ASIC miners, the S21 XP+ Hydro sets a new benchmark in the competitive world of cryptocurrency mining. With a powerful hashrate of 500 terahashes per second (Th/s) and a power draw of just 5,500 watts, this miner delivers exceptional energy efficiency—making it one of the most advanced SHA-256 mining devices available today.
Designed with industrial-grade components and integrated hydro-cooling technology, the Antminer S21 XP+ Hydro operates quietly and reliably, even under continuous workloads. Whether you're managing a large-scale mining farm or expanding your personal setup, this device offers the stability and throughput needed to maximize returns in today’s demanding mining environment.
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Advanced Hydro-Cooling Technology for Optimal Performance
One of the standout features of the Antminer S21 XP+ Hydro is its integrated liquid cooling system. Unlike traditional air-cooled miners that rely on high-speed fans and ample ventilation, this model uses a closed-loop hydro-cooling solution to maintain optimal operating temperatures.
This advanced thermal management system ensures:
- Consistent performance without thermal throttling
- Reduced noise levels—ideal for noise-sensitive environments
- Lower ambient heat output, decreasing cooling costs in data centers
- Extended hardware lifespan due to minimized thermal stress
The hydro-cooled power supply unit (PSU) further enhances efficiency, achieving over 95% power conversion rate, which significantly reduces energy waste and improves overall profitability.
Liquid cooling isn't just about temperature control—it's about sustainability. By minimizing heat dispersion and maximizing energy use, the S21 XP+ Hydro aligns with eco-conscious mining practices while delivering top-tier computational power.
High Hashrate, Low Power Consumption: A Profitability Game-Changer
In cryptocurrency mining, profitability hinges on two key metrics: hashrate and power efficiency. The Antminer S21 XP+ Hydro excels in both.
With a maximum hashrate of 500 Th/s and a power consumption of 5,500W, the miner achieves an impressive efficiency rate of approximately 11 joules per terahash (J/Th). This places it among the most energy-efficient SHA-256 miners on the market—crucial for maintaining profitability as network difficulty rises and electricity costs fluctuate.
For context:
- At current Bitcoin network difficulty levels, this miner can generate substantial daily returns.
- Its high efficiency allows operation in regions with moderate electricity pricing, where older or less efficient models would no longer be viable.
- Lower power draw translates into reduced operational costs over time, improving long-term ROI.
These factors make the S21 XP+ Hydro particularly attractive for miners looking to scale efficiently without overburdening infrastructure.
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Built for Durability: Waterproof & Dustproof Design
Mining hardware often operates in harsh environments—dusty warehouses, humid climates, or poorly ventilated spaces. To address these challenges, Bitmain has equipped the S21 XP+ Hydro with high-grade waterproof and dustproof components.
Key durability benefits include:
- Protection against environmental contaminants like dust and moisture
- Stable operation in diverse climates and industrial settings
- Reduced maintenance requirements and downtime
- Long-term reliability for uninterrupted mining cycles
This rugged design ensures that the miner maintains peak performance even in non-ideal conditions, making it suitable for global deployment across various geographic regions.
Seamless Setup & Smart Firmware Integration
The Antminer S21 XP+ Hydro runs on Bitmain’s latest-generation firmware, designed to streamline setup and monitoring. Users benefit from:
- Fast boot times and intuitive configuration via Ethernet interface
- Real-time performance tracking through a web-based dashboard
- Remote management capabilities for fleet operators
- Automatic optimization settings for beginners and advanced users alike
Whether you're a solo miner or managing a large farm, the user-friendly interface lowers the technical barrier to entry while still offering granular control over system parameters.
Technical Specifications at a Glance
- Manufacturer: Bitmain
- Model: Antminer S21 XP+ Hydro (500Th/s)
- Algorithm: SHA-256
- Hashrate: 500 Th/s (±3%)
- Power Consumption: 5,500W (±5%)
- Efficiency: ~11 J/Th
- Cooling Type: Hydro-cooling (liquid-cooled system)
- Dimensions: 570 x 316 x 430 mm
- Weight: 15.4 kg
- Operating Temperature: 0°C to 40°C
- Humidity Range: 10% to 90% (non-condensing)
- Network Interface: Ethernet
- Release Period: Q3 2025
Mineable Cryptocurrencies Using SHA-256
Thanks to its SHA-256 algorithm compatibility, the Antminer S21 XP+ Hydro supports mining of multiple cryptocurrencies, including:
- Bitcoin (BTC) – The original and most valuable cryptocurrency
- Joulecoin (XJO) – Focused on green energy initiatives
- Peercoin (PPC) – One of the earliest hybrid PoW/PoS coins
- eMark (DEM) – A privacy-oriented digital currency
- Acoin (ACOIN) – Community-driven decentralized coin
- Curecoin (CURE) – Supports scientific research through blockchain
- Unbreakable (UNB) – Emphasizes security and decentralization
- Crown (CRW) – Aims to build decentralized services
- Terracoin (TRC) – Privacy-focused altcoin with fast transactions
While Bitcoin remains the most profitable option for most miners, having flexibility across multiple coins allows strategic switching based on market conditions and difficulty shifts.
Why Choose the Antminer S21 XP+ Hydro?
Choosing the right mining hardware can make or break your operation. Here’s why the S21 XP+ Hydro stands out:
✅ Industry-leading hashrate and efficiency
✅ Advanced hydro-cooling for stable, quiet operation
✅ Energy savings with >95% PSU efficiency
✅ Rugged, waterproof, and dustproof construction
✅ Future-proof firmware with easy upgrades
✅ Ideal for both individual miners and large-scale farms
👉 Learn how liquid-cooled miners are reshaping the future of crypto mining
Frequently Asked Questions (FAQ)
Q: Is the Antminer S21 XP+ Hydro suitable for home mining?
A: Yes, thanks to its quiet hydro-cooling system and compact size, it can be used in residential settings—provided there’s adequate space and proper electrical setup.
Q: Does it come with a warranty?
A: Yes, the unit includes a full manufacturer warranty covering defects in materials and workmanship. Always verify warranty terms with your supplier.
Q: Can I mine Bitcoin alone with this device?
A: While technically possible, joining a mining pool is recommended to receive more consistent rewards due to the high network difficulty.
Q: How much Bitcoin can I expect to mine daily?
A: Earnings depend on current network difficulty, electricity cost, and BTC price. On average, a 500 Th/s miner generates around 0.01–0.015 BTC per month under typical conditions.
Q: What kind of internet connection do I need?
A: A stable Ethernet connection is required. Wi-Fi is not supported directly; use a wired LAN connection for optimal performance.
Q: Is liquid cooling maintenance-intensive?
A: No—the hydro-cooling system is sealed and requires no regular maintenance under normal operating conditions.
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