MicroBT Whatsminer M21S

Whatsminer M21S profitability insights powered by real-time data: Discover how much your Whatsminer M21S can earn using our advanced ASIC miner calculator. We use live mining reward data and automatically factor in electricity costs, giving you a clear overview of your potential daily, monthly, and yearly returns.

|
Released: June 2019
|
☆☆☆☆☆ 0/5 (0)
Manufactured by
MicroBT
MicroBT Whatsminer M21S
Realtime Mining Profit
$-3.92/day
56TH/s
Hashrate
3360W
Power

Profitability Analysis

Live Data

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

Current BTC Price $101,589.00
Period Income Expense Profit
Daily
$2.53 $6.45
$-3.92
Monthly
$75.94 $193.54
$-117.60
Yearly
$923.89 $2,354.69
$-1,430.80
No Offer available

About the MicroBT Whatsminer M21S (56TH/s)

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

The MicroBT Whatsminer M21S arrives with the unblinking efficiency of a machine that knows its purpose: a purpose measured in 56 TH/s and a steady appetite of 3360 watts, achieving an energy efficiency of 0.06 J/GH through Samsung 8nm ASIC chips that marry performance to a surprising compactness; housed in a sturdy aluminum shell for competent heat dissipation, it pairs integrated power regulation and an internal power supply with a dual-fan cooling array so the unit stays stable across fluctuating loads and long runs, which makes it well suited to intensive mining operations and dense farm deployments where reliability and longevity are prized. Practicalities matter as much as raw numbers: the M21S’s ease of setup and on-board regulation reduce configuration headaches, but operators should still plan for robust electrical infrastructure, proper ventilation or heat-recovery strategies, and noise mitigation-alongside routine firmware updates, pool selection, and remote monitoring to protect uptime and optimize returns. Seen from a slightly detached vantage, the M21S is both a precise tool and a reminder: its efficiency and durability are admirable, yet its very efficiency sharpens the ethical ledger every operator must balance-energy sourcing, cooling strategy, and lifecycle planning determine whether this compact, hard-working miner is an elegant appliance of progress or merely another amplifier of consumption.

Discover Which Coins This Miner Can Mine

Explore the cryptocurrencies that can be mined using MicroBT Whatsminer M21S (56TH/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
$2.36 $
0.00002328 Bitcoin Logo
$-4.09 $
-0.00004022 Bitcoin Logo
$2.35 $
0.00002323 Bitcoin Logo
$-4.10 $
-0.00004048 Bitcoin Logo
$2.31 $
0.00457874 Bitcoin Cash Logo
$-4.14 $
-0.00822227 Bitcoin Cash Logo
$2.53 $
6.31 Fractal Bitcoin Logo
$-3.92 $
-9.77536109 Fractal Bitcoin Logo

Historical Mining Performance

View the performance trends of MicroBT Whatsminer M21S (56TH/s) over weekly, monthly, and yearly timeframes.

Historical Profitability

View the historical income and profit trends for this miner.

SHA-256 Miner Generations

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

More Information about the

Learn more about the MicroBT Whatsminer M21S (56TH/s)

The MicroBT Whatsminer M21S presents itself not as gadgetry but as an industrial instrument: built around Samsung 8nm ASIC dies it delivers a steady headline hashrate and a corresponding substantial power draw that together define its real-world efficiency, while its compact aluminum-alloy chassis doubles as a structural spine and an engineered heat spreader to lengthen component life; an integrated power supply and on-board voltage regulation simplify deployment and reduce some sources of electrical instability, but operators should still plan for dedicated circuits, phase balancing and inrush-mitigation strategies to protect farm infrastructure. Firmware is more than a menu - auto-tuning routines continuously adapt clocking and voltage to ambient conditions and load, offering a balance between peak output and longevity, and remote access via SSH and standard mining protocols enables centralized orchestration, automated alerts for fan or hash-rate anomalies, and integration with management stacks for firmware rollouts and pool switching. Thermal management remains decisive: the twin-fan arrangement stabilizes die temperatures for sustained operation within a narrow ambient band, but cooling design, dust control, humidity limits and acoustic containment directly affect uptime, maintenance cadence and the unit’s effective efficiency; plan intake and exhaust flows, filter maintenance, and consider heat-recovery options where density makes waste heat an asset. Expect modest variance between nominal and deployed performance - manufacturing tolerances, site temperature, and power quality will nudge both hash rate and wattage - so rigorous telemetry, logging of power and hash trends, and an SOP for fan replacement and thermal compound refresh will preserve returns. In short, the M21S is engineered for heavy-duty mining: its silicon, enclosure, cooling and management tools form a coherent package for dense operations, but realizing those efficiency claims requires disciplined infrastructure, preventative maintenance, and clear policies on noise, ventilation and energy sourcing that convert theoretical numbers into reliable, long-lived output.

Where to Buy?

Trusted vendors and current market availability, showcasing verified suppliers offering this ASIC miner along with their latest pricing and stock information.

No Offers Available

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

Technical Specifications

Detailed hardware specifications and mining capabilities for MicroBT Whatsminer M21S

Basic Information

Brand
MicroBT
Model
Whatsminer M21S
Release Date
June 2019
Algorithm
SHA-256

Performance

Hashrate
56 TH/s
Power Consumption
3360W
Noise Level
75dbdB
Voltage
100-240VV

Physical Dimensions

Size
155 x 240 x 390mmmm
Weight
12500gkg
Interface
Ethernet
Humidity
5 - 95 %%
Cooling
Air

Mineable Cryptocurrencies

Bitcoin
BTC
Bitcoin
Bitcoin Cash
BCH
Bitcoin Cash
Fractal Bitcoin
FB
Fractal Bitcoin

Algorithm Information: SHA-256

Learn more about the SHA-256 algorithm and how it works.

SHA-256 is a cryptographic hash function that serves as the backbone of Fractal Bitcoin proof-of-work consensus mechanism. 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

See what users are saying about this miner.

No Reviews Yet

Be the first to review this miner!

Frequently Asked Questions

Everything you need to know about the MicroBT Whatsminer M21S

How efficient is the MicroBT Whatsminer M21S 56TH/s?

The efficiency of the MicroBT Whatsminer M21S 56TH/s is 60.00 J/TH with a hashrate of 56TH/s and power consumption of 3360W.

What are the electricity costs for the MicroBT Whatsminer M21S 56TH/s (USD)?

The MicroBT Whatsminer M21S 56TH/s consumes $6.45 daily, $193.54 monthly, and $2,354.69 yearly in electricity costs.

How much power does the MicroBT Whatsminer M21S 56TH/s use?

The MicroBT Whatsminer M21S 56TH/s uses 3360W of electricity.

Who manufactures the Whatsminer M21S?

The Whatsminer M21S is manufactured by MicroBT.

What is the hashrate of the MicroBT Whatsminer M21S?

The MicroBT Whatsminer M21S has a hashrate of 56TH/s using the SHA-256 algorithm.

Which cryptocurrencies can be mined with the MicroBT Whatsminer M21S 56TH/s?

The MicroBT Whatsminer M21S 56TH/s can mine the following cryptocurrencies:

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

Is the MicroBT Whatsminer M21S 56TH/s a profitable miner?

As of November 12, 2025 with an electricity cost of $0.08 the MicroBT Whatsminer M21S 56TH/s generates $-3.92 daily, $-117.60 monthly, and $-1,430.80 yearly.
BTC $101,250.00 ↘1.95%
ALPH $0.138700 ↗6.22%
KAS $0.048320 ↗0.07%
ETC $15.22 ↘1.19%
LTC $97.85 ↘0.57%
DOGE $0.169100 ↘0.4%
RXD $0.000171 ↗0.76%
BCH $503.96 ↗0.33%
CKB $0.003153 ↘1.32%
HNS $0.003381 ↘0.67%
KDA $0.040390 ↗22.35%
SC $0.001940 ↘1.01%
ALEO $0.223500 ↘2.22%
FB $0.401100 ↗0.93%
XMR $384.76 ↗3.49%
SCP $0.028080 ↘4.96%
BELLS $0.179100 ↘1.94%
XTM $0.003997 ↗3.59%
ZEC $491.36 ↗6.82%
BTC $101,250.00 ↘1.95%
ALPH $0.138700 ↗6.22%
KAS $0.048320 ↗0.07%
ETC $15.22 ↘1.19%
LTC $97.85 ↘0.57%
DOGE $0.169100 ↘0.4%
RXD $0.000171 ↗0.76%
BCH $503.96 ↗0.33%
CKB $0.003153 ↘1.32%
HNS $0.003381 ↘0.67%
KDA $0.040390 ↗22.35%
SC $0.001940 ↘1.01%
ALEO $0.223500 ↘2.22%
FB $0.401100 ↗0.93%
XMR $384.76 ↗3.49%
SCP $0.028080 ↘4.96%
BELLS $0.179100 ↘1.94%
XTM $0.003997 ↗3.59%
ZEC $491.36 ↗6.82%
BTC $101,250.00 ↘1.95%
ALPH $0.138700 ↗6.22%
KAS $0.048320 ↗0.07%
ETC $15.22 ↘1.19%
LTC $97.85 ↘0.57%
DOGE $0.169100 ↘0.4%
RXD $0.000171 ↗0.76%
BCH $503.96 ↗0.33%
CKB $0.003153 ↘1.32%
HNS $0.003381 ↘0.67%
KDA $0.040390 ↗22.35%
SC $0.001940 ↘1.01%
ALEO $0.223500 ↘2.22%
FB $0.401100 ↗0.93%
XMR $384.76 ↗3.49%
SCP $0.028080 ↘4.96%
BELLS $0.179100 ↘1.94%
XTM $0.003997 ↗3.59%
ZEC $491.36 ↗6.82%