Professional Miner 2024

Bitmain Antminer S21 Pro (234Th)

Mine Bitcoin with 234 TH/s hashrate and 15 J/TH energy efficiency. Professional-grade SHA-256 ASIC mining from Bitmain.

234 TH/s
Hashrate
3510W
Power
15 J/TH
Efficiency
Order Antminer S21 Pro (234Th) View Specifications
234 TH/s
Antminer S21 Pro (234Th) Active
Why Choose Antminer S21 Pro

Built for Professional Bitcoin Mining

Experience reliable performance with the Bitmain Antminer S21 Pro, engineered for Bitcoin mining.

⚡

234 TH/s Hashrate

Deliver reliable mining performance with Bitmain's SHA-256 ASIC technology, optimized for Bitcoin mining.

🔋

Energy Efficiency

An efficiency rating of 15 J/TH means lower electricity costs and stronger margins for your mining operation.

💨

Advanced Cooling System

High-performance fans with intelligent temperature management keep your Antminer S21 Pro running optimally 24/7 across a wide range of ambient conditions.

🛡️

12-Month Warranty

Full manufacturer warranty covering hardware issues and defects. Mine with confidence knowing you're protected by Bitmain's industry-leading support.

🔧

Easy Deployment

Standard RJ45 Ethernet connectivity and pool-compatible firmware make the Antminer S21 Pro simple to rack, configure, and put to work.

📊

Enterprise-Grade Performance

Built for 24/7 operation in demanding environments with proven reliability, minimal downtime, and consistent hashrate delivery.

ManufacturerBitmain
ModelAntminer S21 Pro (234Th)
Release Date2024
AlgorithmSHA-256
Hashrate234 TH/s (±5%)
Power Consumption3510W (±10%)
Energy Efficiency15 J/TH
Cooling TypeAir-Cooled
Noise Level76 dB
Weight18.5 kg
Dimensions450 x 219 x 293mm
Operating Temperature20°C to 45°C
Humidity Range10% to 90%
Voltage220-277V
Technical Specifications

Antminer S21 Pro (234Th) Full Specs

The Bitmain Antminer S21 Pro is a SHA-256 ASIC miner designed for Bitcoin mining, offering 234 TH/s hashrate at 15 J/TH efficiency with air-cooled thermal management.

234 TH/s
Hashrate
3510W
Power Draw
15
J/TH Efficiency
18.5 kg
Unit Weight
Mining Revenue

Antminer S21 Pro (234Th) Profitability

Estimated mining revenue based on current network difficulty and coin prices.

Live Data from ASICMINERSTATS
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* Revenue estimates based on Bitcoin (BTC), Bitcoin Cash (BCH), Bitcoin SV (BSV) mining. Calculations use current network difficulty and market prices. Actual results may vary based on pool fees, network conditions, electricity costs, and market fluctuations.
Data fromASICMINERSTATS
Model Comparison

Antminer S21 Series

Compare all Antminer S21 Series models available.

ModelHashratePowerEfficiency
Antminer S21 (200Th)200 TH/s3500W17.5 J/TH
Antminer S21 Imm (215Th)215 TH/s3440W16 J/TH
Antminer S21+ (216Th)216 TH/s3564W16.5 J/TH
Antminer S21 Pro (234Th)234 TH/s3510W15 J/TH
Antminer S21 XP (270Th)270 TH/s3645W13.5 J/TH
Antminer S21e Hyd (288Th)288 TH/s4896W17 J/TH
Antminer S21 XP Imm (300Th)300 TH/s4050W13.5 J/TH
Antminer S21e Hyd. Hosting Service (310Th)310 TH/s5270W17 J/TH
Antminer S21 Hyd (319Th)319 TH/s5104W16 J/TH
Antminer S21+ Hyd (358Th)358 TH/s5370W15 J/TH
Antminer S21e XP Hyd (430Th)430 TH/s5590W13 J/TH
Antminer S21 XP Hyd (473Th)473 TH/s5676W12 J/TH
Antminer S21j XP Hyd (495Th)495 TH/s5940W12 J/TH
Antminer S21 XP+ Hyd (500Th) Best Efficiency500 TH/s5500W11 J/TH
Antminer S21e XP Hyd 3U (860Th) Highest Hashrate860 TH/s11180W13 J/TH

Ready to Start Mining?

Order your Bitmain Antminer S21 Pro today and put 234 TH/s of SHA-256 hashpower to work. Limited stock available.

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Common Questions

Antminer S21 Pro FAQ

Everything you need to know about the Bitmain Antminer S21 Pro SHA-256 miner.

The Bitmain Antminer S21 Pro delivers a hashrate of 234 TH/s (±5%) using the SHA-256 mining algorithm, making it a strong choice for mining Bitcoin (BTC), Bitcoin Cash (BCH), Bitcoin SV (BSV).
The Antminer S21 Pro consumes approximately 3510W (±10%) of power, resulting in an energy efficiency of 15 J/TH.
The Antminer S21 Pro uses the SHA-256 algorithm, allowing you to mine Bitcoin (BTC), Bitcoin Cash (BCH), Bitcoin SV (BSV).
The Antminer S21 Pro uses air cooled technology. High-performance fans maintain optimal operating temperature, with a rated noise level of 76 dB.
The Bitmain Antminer S21 Pro comes with a standard 12-month manufacturer warranty from the date of production, covering hardware issues and manufacturing defects.
Profitability depends on electricity costs, network difficulty, and coin prices. Check the live profitability calculator above for real-time revenue estimates based on current market conditions and your specific electricity costs.