The Bitmain Antminer S21e XP Hyd 3U is one of the most powerful SHA-256 ASIC miners on the market in 2025, built for professional mining farms seeking top performance. With a massive hashrate of 860 TH/s and power consumption of 11,180W , it offers an energy efficiency of 13 J/TH, making it an ultra-competitive choice for industrial-scale Bitcoin mining.
Specifications
- Manufacturer: Bitmain
- Model: Antminer S21e XP Hyd 3U
- Also known as: 3US21EXPH – 3U S21EXP Hydro
- Release Date: January 2025
- Algorithm: SHA-256 (BTC mining)
- Hashrate: 860 TH/s
- Power Consumption: 11,180W
- Efficiency: 13 J/TH
- Size: 900 x 486 x 132 mm (3U rack format)
- Noise Level: 50 dB
- Cooling: Hydro Cooling (water circulation)
- Voltage: 380–415V
- Interface: Ethernet 10/100M
- Operating Temp: 20 – 50 °C
- Humidity Range: 10 – 90 %
- Additional Info: Requires Antifreeze, Pure Water, or Deionized Water for hydro cooling
Available here: https://antmineroutlet.com/product/bitmain-antminer-s21e-xp-hyd-3u/
Setup and Configuration Guide
Setting up the S21e XP Hyd 3U requires proper cooling and infrastructure planning.
- Unboxing & Rack Installation
- Designed for 3U rack format.
- Mount securely in a server rack with stable airflow and water lines.
- Hydro Cooling System Setup
- Connect inlet and outlet hoses to the miner.
- Use pure water, antifreeze, or deionized water for safe operation.
- Ensure the cooling loop is sealed and leak-proof.
- Power Connection
- Requires 380–415V industrial power supply.
- Ensure stable high-capacity breakers and cabling.
- Network Setup
- Connect via Ethernet (10/100M) for stable communication.
- Dashboard Access
- Enter miner’s IP in your web browser.
- Login with default Bitmain credentials.
- Pool Configuration
- Go to Miner Settings → Pools.
- Enter pool URL, worker name, and password.
- Start Mining
- Save settings, reboot, and the miner will begin hashing at 860 TH/s.
Expert Opinion
The Antminer S21e XP Hyd 3U is engineered for large-scale mining farms, not casual miners. Its hydro cooling system ensures stable performance even under heavy load, while maintaining a relatively low noise level of 50 dB compared to air-cooled miners of similar capacity.
This machine is best suited for professional data centers with proper 380V power infrastructure and industrial-grade hydro cooling systems. For miners ready to scale, the S21e XP Hyd 3U is among the most profitable SHA-256 rigs of 2025.
Frequently Asked Questions (FAQ)
What coins can it mine?
Bitcoin (BTC), Bitcoin Cash (BCH), and other SHA-256 coins.
What cooling does it use?
A hydro cooling system requiring antifreeze, pure water, or deionized water.
Is it suitable for home mining?
No, it requires 380–415V power and industrial cooling infrastructure.
How loud is it?
Around 50 dB, which is quiet for a miner of this size but still requires dedicated space.
Where can I buy it?
Here: https://antmineroutlet.com/product/bitmain-antminer-s21e-xp-hyd-3u/
Learn More
For a deeper dive into Bitcoin mining technology, visit the Bitcoin Mining Wikipedia page.
Disclaimer:
This press release is for informational purposes only. Information verification has been done to the best of our ability. Still, due to the speculative nature of the blockchain (cryptocurrency, NFT, mining, etc.) sector as a whole, complete accuracy cannot always be guaranteed.
You are advised to conduct your own research and exercise caution. Investments in these fields are inherently risky and should be approached with due diligence.