* Mining profitability *

Bitmain Antminer S21 Plus (216TH)

Antminer S21+ Profit Calculator delivers accurate real-time profita

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Manufacturer
Bitmain
Bitmain Antminer S21 Plus  (216TH)
Realtime Mining Profit
$1.95/day
216TH/s
Hashrate
3564W
Power

Profitability Analysis

Live Data

Here you can see a detailed analysis of miner profitability, updated in real-time.

Current BTC Price $78,104.00
Period Income Expense Profit
Daily
$8.79 $6.84
$1.95
Monthly
$263.77 $205.29
$58.48
Yearly
$3,209.16 $2,497.65
$711.51
No Offer available
* Overview

Bitmain Antminer S21+ (216TH/s) Hardware Overview

Learn more about this ASIC miner, including its specifications, performance, energy consumption, and profitability.

The Bitmain Antminer S21+ (216TH) is a powerful and efficient ASIC miner designed for serious cryptocurrency miners seeking high hash rates and reliable performance. Equipped with the latest SHA-256 algorithm, this model delivers an impressive 216TH/s, ensuring rapid and consistent mining operations. Its robust air cooling system maintains optimal temperatures, supporting continuous mining without overheating. The S21+ features a compact footprint measuring 400 by 195 by 290mm, making it suitable for various mining setups. Despite its high performance, it operates at a noise level of 75db, which is manageable in dedicated mining environments. Power consumption is rated at 3564W, providing a balance between energy efficiency and mining output, while the device is compatible with a voltage range of 100-240V for versatile deployment. Connectivity is straightforward with an Ethernet interface, allowing easy integration into existing networks. Released in February 2025, the Antminer S21+ is built with the latest technology to ensure longevity and optimal mining performance. Whether you're scaling your mining operation or starting a new one, this miner offers the reliability and power necessary to maximize your cryptocurrency mining profits. Its sleek design and advanced features make it an ideal choice for professional miners aiming for high efficiency and maximum uptime in competitive mining environments.

Discover Which Coins This Miner Can Mine

Explore the cryptocurrencies that can be mined using Bitmain Antminer S21+ (216TH/s), including detailed profitability.

Currency Converter

Calculate the mineable coins to any currency.

Rate is for reference only. Updated just now.
Coin Income/Day Profit/Day
$8.46 $
0.00010835 Bitcoin Logo
$1.62 $
0.00002074 Bitcoin Logo
$8.46 $
0.00010836 Bitcoin Logo
$1.62 $
0.00002075 Bitcoin Logo
$7.52 $
0.03061288 Bitcoin Cash Logo
$0.68 $
0.00276007 Bitcoin Cash Logo
$8.79 $
26.47 Fractal Bitcoin Logo
$1.95 $
5.87 Fractal Bitcoin Logo

Historical Mining Performance

Bitmain Antminer S21+ (216TH/s) performance trends over weekly, monthly, and yearly timeframes.

Historical Profitability

View the historical income and profit trends for this miner.

Where to Buy?

Explore current market availability, trusted suppliers and the latest pricing and stock for this ASIC miner. Verified vendors are clearly marked with a green checkmark. Verified Vendor means we have reviewed the company registration and verified their control over at least one company asset, along with other eligibility criteria. Regardless, offers are provided by third-party sellers, we assume no liability. In case of serious issues, please contact us so we can review their eligibility to be listed on our pages.

No Offers Available

There are currently no offers for this miner. Please check back later.

SHA-256 Miner Generations

Evolution of cryptocurrency mining hardware throughout the years, with the current generation highlighted for reference.

Generation 1

31 miners

Generation 2

31 miners

Generation 3

31 miners

Generation 4

31 miners

Generation 5

31 miners

Generation 6

31 miners

Generation 7

32 miners

Generation 8

32 miners
* Deep dive

Bitmain Antminer S21+ In Detail

Bitmain Antminer S21+ (216TH/s) — a closer look at the hardware and how it performs.

The Bitmain Antminer S21+ (216TH) is a powerful and efficient ASIC miner designed for serious cryptocurrency miners seeking high hash rates and reliable performance. Equipped with the latest SHA-256 algorithm, this model delivers an impressive 216TH/s, ensuring rapid and consistent mining operations. Its robust air cooling system maintains optimal temperatures, supporting continuous mining without overheating. The S21+ features a compact footprint measuring 400 by 195 by 290mm, making it suitable for various mining setups. Despite its high performance, it operates at a noise level of 75db, which is manageable in dedicated mining environments. Power consumption is rated at 3564W, providing a balance between energy efficiency and mining output, while the device is compatible with a voltage range of 100-240V for versatile deployment. Connectivity is straightforward with an Ethernet interface, allowing easy integration into existing networks. Released in February 2025, the Antminer S21+ is built with the latest technology to ensure longevity and optimal mining performance. Whether you're scaling your mining operation or starting a new one, this miner offers the reliability and power necessary to maximize your cryptocurrency mining profits. Its sleek design and advanced features make it an ideal choice for professional miners aiming for high efficiency and maximum uptime in competitive mining environments.

* Full spec sheet

Technical Specifications

Bitmain Antminer S21 Plus (216TH) — full hardware specifications and mining capabilities.

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Basic Information

Brand
Bitmain
Model
Antminer S21+
Release Date
February 2025
Algorithm
SHA-256

Performance

Hashrate
216 TH/s
Power Consumption
3564W
Noise Level
75db
Voltage
100-240V

Physical Dimensions

Size
400 x 195 x 290mm
Interface
Ethernet
Humidity
10 - 90 %
Temperature
10 - 40 °C
Cooling
Air

Mineable Cryptocurrencies

Bitcoin
BTC
Bitcoin
Bitcoin Cash
BCH
Bitcoin Cash
Fractal Bitcoin
FB
Fractal Bitcoin
* The algorithm

Algorithm Information: SHA-256

SHA-256 — what this algorithm is and how it works.

SHA-256 is a cryptographic hash function. Fractal Bitcoin relies on it for proof-of-work consensus. This algorithm processes input data of any length and produces a fixed hash value, ensuring security and integrity in the mining process.

Crypto Mining Pools

Connect to the most reliable mining pools and maximize your crypto mining efficiency with optimized uptime and profitability.

Pool Fee & Payment Connect
NiceHash pool logo
Reseller
F2Pool pool logo
4% FPPS 2% PPLNS
ViaBTC pool logo
4% PPS+ 2% PPLNS
AntPool pool logo
4% FPPS 2% PPLNS
EMCD pool logo
1.5% FPPS
Kryptex pool logo
3% PPS+
BinancePool pool logo
2.5%

User Reviews

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* Answers Bitmain

Frequently Asked Questions

Everything you need to know about the Bitmain Antminer S21 Plus (216TH)

The efficiency of the Bitmain Antminer S21+ 216TH/s is 16.50 J/TH with a hashrate of 216TH/s and power consumption of 3564W.

The Bitmain Antminer S21+ 216TH/s consumes $6.84 daily, $205.29 monthly, and $2,497.65 yearly in electricity costs.

The Bitmain Antminer S21+ 216TH/s uses 3564W of electricity.

The Antminer S21+ is manufactured by Bitmain.

The Bitmain Antminer S21+ has a hashrate of 216TH/s using the SHA-256 algorithm.

The Bitmain Antminer S21+ 216TH/s can mine the following cryptocurrencies:

NiceHash NiceHash (BTC) Bitcoin Bitcoin (BTC) Bitcoin Cash Bitcoin Cash (BCH) Fractal Bitcoin Fractal Bitcoin (FB)

As of August 30, 2026 with an electricity cost of $0.08 the Bitmain Antminer S21+ 216TH/s generates $1.95 daily, $58.48 monthly, and $711.51 yearly.

This makes the Bitmain Antminer S21+ 216TH/s a profitable choice for mining.

Based on our real-time ASIC mining profit calculation, the Bitmain Antminer S21+ is currently most profitable mining Fractal Bitcoin at your electricity rate of $0.080/kWh. This can change as coin prices and network difficulty shift, so check the Mineable Coins table above for the latest ranking.

This ASIC mining profit calculation for the Bitmain Antminer S21+ uses live cryptocurrency prices, current network difficulty, and block rewards for every supported coin, combined with your custom electricity rate. Figures update automatically as network conditions change, so the profitability shown reflects current conditions rather than a static estimate.

NiceHash is a hashpower marketplace, not a traditional mining pool — instead of mining a coin directly, you sell your Bitmain Antminer S21+ hashrate to buyers and get paid in Bitcoin. Compare the NiceHash row against direct-mining rows in the Mineable Coins table above: whichever shows the higher Profit/Day at your electricity rate is currently the better option for this specific miner.

This miner is not currently listed by any of our verified vendors. You can still use the profitability figures on this page to plan ahead for when new listings appear.
BTC $78,106.00 ↗0.34%
ALPH $0.037570 ↘13.08%
KAS $0.027500 ↘0.99%
ETC $7.48 ↘0.84%
LTC $48.94 ↘0.36%
DOGE $0.085090 ↘0.15%
RXD $0.000028 ↗4.67%
BCH $245.68 ↘0.32%
CKB $0.001020 ↘0.03%
HNS $0.003377 ↘1.08%
KDA $0.003730 ↘4.93%
SC $0.000612 ↘2.03%
ALEO $0.038140 ↗1.02%
FB $0.332100 ↘1.11%
XMR $472.01 ↗0.83%
SCP $0.023470 ↘2.47%
BELLS $0.055070 ↗0.55%
XTM $0.000456 ↘1.19%
ZEC $831.39 ↗1.27%
BTC $78,106.00 ↗0.34%
ALPH $0.037570 ↘13.08%
KAS $0.027500 ↘0.99%
ETC $7.48 ↘0.84%
LTC $48.94 ↘0.36%
DOGE $0.085090 ↘0.15%
RXD $0.000028 ↗4.67%
BCH $245.68 ↘0.32%
CKB $0.001020 ↘0.03%
HNS $0.003377 ↘1.08%
KDA $0.003730 ↘4.93%
SC $0.000612 ↘2.03%
ALEO $0.038140 ↗1.02%
FB $0.332100 ↘1.11%
XMR $472.01 ↗0.83%
SCP $0.023470 ↘2.47%
BELLS $0.055070 ↗0.55%
XTM $0.000456 ↘1.19%
ZEC $831.39 ↗1.27%
BTC $78,106.00 ↗0.34%
ALPH $0.037570 ↘13.08%
KAS $0.027500 ↘0.99%
ETC $7.48 ↘0.84%
LTC $48.94 ↘0.36%
DOGE $0.085090 ↘0.15%
RXD $0.000028 ↗4.67%
BCH $245.68 ↘0.32%
CKB $0.001020 ↘0.03%
HNS $0.003377 ↘1.08%
KDA $0.003730 ↘4.93%
SC $0.000612 ↘2.03%
ALEO $0.038140 ↗1.02%
FB $0.332100 ↘1.11%
XMR $472.01 ↗0.83%
SCP $0.023470 ↘2.47%
BELLS $0.055070 ↗0.55%
XTM $0.000456 ↘1.19%
ZEC $831.39 ↗1.27%