Antminer S21 Pro
IN STOCK

Antminer S21 Pro (234Th)

$2,551.00 - $3,206.00
Hashrate
234 TH/S
Power
3510 W
Daily Profit
$4.77
ROI
68%
1

Profitability Calculator

Estimate your mining returns based on current market conditions

$/kWh
3510W = 84.2 kWh/day
Daily Profit$4.77
Annual ROI68%
Break-even535 days
Yearly Profit$1,741.97
PeriodRevenueElectricity CostNet ProfitBTC Mined
Daily$8.56$3.79$4.770.000112 BTC
Weekly$59.94$26.54$33.410.000784 BTC
Monthly$256.90$113.72$143.180.0034 BTC
Yearly$3,125.61$1,383.64$1,741.970.0409 BTC

Historical Profitability

Daily profit trends for Bitcoin

Current Daily $4.70
30-Day Average$4.24
Best Day$14.02
Price Change (24h)+1.20%

購買與部署支援

出貨、付款、保固、託管、批量——下單前你需要了解的所有環節。

全球出貨

快速出貨至 70+ 國家,7–14 個工作日到貨並附追蹤。結帳時可選快遞升級。

出貨週期與庫存

現貨 1–3 個工作日內出貨。缺貨機型 2–4 週出貨——下單前可確認具體時間。

安全付款

支援加密貨幣(BTC、USDT、ETH)、電匯、信用卡。大額訂單與企業客戶可走專屬發票帳期。

保固與售後

全新礦機附原廠保固(通常 12 個月)。LeedMiner 代為對接 RMA 與技術支援。

專業託管

在合作資料中心部署,$0.06–$0.08/kWh 全包。省去家用場景的噪音、散熱、電力擴容成本。

批量 / 礦場採購

10 台以上享批發價。專屬客戶經理、優先出貨、客製化部署方案。

需要部署方案規劃?

我們團隊協助你做託管報價、礦場級採購、全鏈路物流——通常幾小時內回覆。

Mineable Coins

Cryptocurrencies you can mine with SHA-256

7 coins available
CoinAlgorithmDaily RevenueDaily ProfitDaily Reward
XEC
eCashXEC
SHA-256$8.61$4.821238033.01 XEC
BTC
BitcoinBTC
SHA-256$8.56$4.770.000112 BTC
BCH
Bitcoin CashBCH
SHA-256$7.95$4.160.0179 BCH
FB
Fractal BitcoinFB
SHA-256$7.76$3.9717.07 FB
DGB
DigiByteDGB
SHA-256$6.35$2.561659.19 DGB
PPC
PeercoinPPC
SHA-256$0.00-$3.7930.23 PPC
UNO
UnobtaniumUNO
SHA-256$0.00-$3.792.6878e-7 UNO

Mining Pools for BTC

0.0050.010.0515
FPPS4%
PPLNS2%
0.001
PPS+3%
0.001
PPS+4%
PPLNS2%

Which miner is better for you?

Compare BTC miners with similar hashrate or price

View All BTC Miners →
MinerHashratePowerEfficiencyDaily ProfitPayback PeriodPriceAction
Antminer S21 Pro
Antminer S21 Pro
Bitmain
Current
234 TH/S3510 W15 J/Th $4.77535 days
$2,551.00 - $3,206.00
Viewing
Antminer S21 Pro+ (234Th)
Antminer S21 Pro+ (234Th)
Bitmain
234 TH/S3510 W15 J/Th $4.77427 days
$2,036.00 - $2,205.00-20%
View
Antminer S19e XP Hyd
Antminer S19e XP Hyd
Bitmain
230 TH/S5060 W22 J/Th $2.95226 days
$667.00-74%
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Antminer S19e XP Hyd
Antminer S19e XP Hyd
Bitmain
240 TH/S5280 W22 J/Th $3.08226 days
$696.00-73%
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Whatsminer M70
Whatsminer M70
MicroBT
240 TH/S3480 W14.5 J/Th $5.02443 days
$2,225.60 - $2,538.00-13%
View
Antminer S21 Pro

Antminer S21 Pro

Bitmain

Current Product
Hashrate

234 TH/S

Power

3510 W

Efficiency

15 J/Th

Daily Profit

$4.77

Antminer S21 Pro+ (234Th)

Antminer S21 Pro+ (234Th)

Bitmain

Hashrate

234 TH/S

Power

3510 W

Efficiency

15 J/Th

Daily Profit

$4.77

Antminer S19e XP Hyd

Antminer S19e XP Hyd

Bitmain

Hashrate

230 TH/S

Power

5060 W

Efficiency

22 J/Th

Daily Profit

$2.95

Antminer S19e XP Hyd

Antminer S19e XP Hyd

Bitmain

Hashrate

240 TH/S

Power

5280 W

Efficiency

22 J/Th

Daily Profit

$3.08

Whatsminer M70

Whatsminer M70

MicroBT

Hashrate

240 TH/S

Power

3480 W

Efficiency

14.5 J/Th

Daily Profit

$5.02

Better Value Alternative: Antminer S21 Pro+ (234Th)

Shorter payback period by 108 days at lower price point

Check it out →

Technical Specifications

Performance
ManufacturerBitmain
ModelAntminer S21 Pro (234Th)
Release DateMarch 2024
AlgorithmSHA-256
Hashrate234 TH/S
Power Consumption3510 W
Efficiency15 J/Th
Physical
Weight15.4 kg
Dimensions400x195x290(mm)
Noise Level75 dB
CoolingAir
Power Requirements
Power Interface2x C19, 20A minimum
Input Voltage220 - 277V
Frequency50/60 Hz
Recommended PSU4000W+
Environment
Operating Temperature0°C ~ 40°C
Storage Temperature-20°C ~ 70°C
Operating Humidity5 - 95 %
Altitude≤2000m

Detailed Overview

Model S21 Pro (234Th) from Bitmain mining SHA-256 algorithm with a maximum hashrate of 234TH/S for a power consumption of 3510W

Key Features

  • 15 J/Th efficiency
  • 234 TH/S hashrate
  • 3510 W power consumption
  • SHA-256 algorithm

Why choose Antminer S21 Pro?

The Antminer S21 Pro from Bitmain offers exceptional efficiency at 15 J/Th, making it one of the most profitable miners in its class. With a hashrate of 234 TH/S, power consumption of 3510 W, and support for SHA-256 algorithm, it delivers impressive returns. Backed by manufacturer warranty and our professional support team.

Frequently Asked Questions

Get answers to common questions about this miner

截至Apr 30, 2026,考虑到电费成本$0.045/KWh,Antminer S21 Pro (234Th)的计算结果如下:

• 每日收入: $8.341
• 每日电费成本: $3.79
• 每日净利润: $4.55

预期收益:
• 月度净利润: $136.51
• 年度净利润: $1660.82