Bitmain Antminer S21+ Hydro: Unleashing Superior Bitcoin Mining Performance
Description: The Bitmain Antminer S21+ Hydro is a state-of-the-art Bitcoin mining machine engineered for high efficiency and performance. Utilizing advanced hydro-cooling technology, it ensures optimal temperature regulation, enhancing both stability and longevity. With a formidable hash rate of 358 TH/s and a power consumption of 5370W, the S21+ Hydro offers an impressive power efficiency of 15 J/TH, making it a top choice for miners seeking to maximize profitability while minimizing energy costs.
Exceptional Hash Rate: Delivers a powerful 358 terahashes per second (TH/s), significantly boosting mining capabilities.
Hydro-Cooling System: Incorporates cutting-edge hydro-cooling technology to maintain optimal operating temperatures, ensuring consistent performance and extended hardware lifespan.
Energy Efficiency: Achieves a remarkable power efficiency of 15 joules per terahash (J/TH), optimizing energy consumption for cost-effective mining operations.
Robust Build: Constructed with high-quality materials, the miner measures 410 x 170 x 209 mm and weighs 14.5 kg, ensuring durability and ease of integration into existing mining setups.
Low Noise Operation: Designed to operate at a noise level of 50 decibels (dB), making it suitable for various environments without causing significant noise disturbances.
What cryptocurrencies can the Antminer S21+ Hydro mine?
It is designed primarily for mining Bitcoin (BTC) and other SHA-256 algorithm-based cryptocurrencies.
What are the power requirements for this miner?
The miner requires a three-phase AC input voltage between 380V and 415V, operating at a frequency of 50–60 Hz with a maximum input current of 12 Amps.
Is the hydro-cooling system difficult to maintain?
The hydro-cooling system is designed for efficiency and ease of maintenance, utilizing deionized or pure water with specific pH levels to ensure optimal performance.
What is the operating temperature range?
The miner operates effectively within a coolant inlet temperature range of 20°C to 50°C, accommodating various environmental conditions.
Does the miner come with a warranty?
Warranty details are typically provided by the manufacturer or authorized distributors; it’s advisable to consult them directly for specific warranty information.
Please provide payment proof within 24 hours of your order being placed
A unit can only be reserved once payment has been received, not when an order is placed online
All sales are final, no refunds will be granted
Typical dispatch time within 7 working days
Full customer support before and after purchase
Previous generation ASIC miner models from manufacturers.





Nusath –
Dream come through Miners working as expected
Rieger –
Product arrived on time and works great.