* Mining profitability *

MicroBT WhatsMiner M66

WhatsMiner M66 Profit Calculator delivers accurate real-time profit

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Manufacturer
MicroBT
MicroBT WhatsMiner M66
Realtime Mining Profit
$-1.12/day
280TH/s
Hashrate
5572W
Power

Profitability Analysis

Live Data

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

Current BTC Price $64,263.00
Period Income Expense Profit
Daily
$9.58 $10.70
$-1.12
Monthly
$287.41 $320.95
$-33.53
Yearly
$3,496.86 $3,904.86
$-408.00
No Offer available
* Overview

MicroBT WhatsMiner M66 (280TH/s) Hardware Overview

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

The MicroBT WhatsMiner M66 is a purpose-built SHA-256 ASIC delivering 280 TH/s at approximately 5,572 W, translating to about 19.9 J/TH, a hard-nosed efficiency profile that stays credible under continuous load when power delivery and thermal conditions are properly managed; its hydro cooling system evacuates heat rapidly while holding acoustic output near 50 dB, mitigating both thermal variance and site noise externalities, and its auto-tuning firmware dynamically balances frequency and voltage to preserve stability or push throughput as ambient conditions and power budgets shift, which is especially useful when difficulty and hashprice volatility make fixed operating points suboptimal; with compact dimensions of 267 x 147 x 401 mm and a weight of 16 kg, the unit integrates cleanly into containers or racks, while Ethernet connectivity secures steady pool communication and low-latency job updates essential for minimizing stale shares; designed for a wide operating envelope of 5–40°C and 10–90% relative humidity, the M66 tolerates varied climates provided coolant flow and inlet temperatures are kept within spec and water quality is maintained to protect the loop, with the hydro design also reducing airborne dust ingestion and the associated maintenance burden; for planning and control, expected energy draw is about 133.7 kWh per day, roughly 4,011.8 kWh per 30-day month, and about 48,810.7 kWh per year, figures that allow miners to model site capacity, circuit headroom, and heat-rejection requirements alongside pool fees, uptime assumptions, and network difficulty trajectories in any profit or break-even calculator, then select efficiency or performance modes, schedule curtailment during peak tariffs, and tune targets to their constraints; in practice this systematic approach-treating hashrate, power, and thermals as jointly optimized variables rather than fixed points-yields more stable output, fewer throttling events, and better risk control against ambient spikes, making the WhatsMiner M66 a disciplined, high-throughput option for both large-scale farms and deployments where noise and thermal spillover must be tightly contained.

Discover Which Coins This Miner Can Mine

Explore the cryptocurrencies that can be mined using MicroBT WhatsMiner M66 (280TH/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
$8.93 $
0.00013890 Bitcoin Logo
$-1.77 $
-0.00002757 Bitcoin Logo
$8.93 $
0.00013881 Bitcoin Logo
$-1.77 $
-0.00002752 Bitcoin Logo
$8.18 $
0.04012063 Bitcoin Cash Logo
$-2.52 $
-0.01236289 Bitcoin Cash Logo
$9.58 $
27.84 Fractal Bitcoin Logo
$-1.12 $
-3.24846413 Fractal Bitcoin Logo

Historical Mining Performance

MicroBT WhatsMiner M66 (280TH/s) performance trends over weekly, monthly, and yearly timeframes.

Historical Profitability

View the historical income and profit trends for this miner.

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.

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

MicroBT WhatsMiner M66 In Detail

MicroBT WhatsMiner M66 (280TH/s) — a closer look at the hardware and how it performs.

The MicroBT WhatsMiner M66 is an ASIC miner engineered for Bitcoin mining on SHA-256, built on a 28 nm architecture with dynamic frequency and voltage scaling to align consumption with actual load, delivering about 280 TH/s at roughly 5,572 W for an efficiency near 19.9 J/TH; its advanced hydro cooling removes heat directly at the hotspots, stabilizes temperatures, and holds noise around 50 dB, which mitigates thermal stress, lowers dust exposure, and lengthens maintenance intervals across continuous operation. Compared with prior WhatsMiner generations, auto-tuning firmware optimizes each hashboard in real time for the best efficiency at given coolant and ambient conditions, while firmware-level security hardens configurations against unauthorized changes and protects fleet policies; custom power profiles let operators shift between throughput or efficiency priorities and schedule curtailment to match energy constraints and profitability targets. Ethernet connectivity ensures reliable pool access with standard Stratum support and consistent share submission, and the compact 267 × 147 × 401 mm, 16 kg chassis enables dense, clean integration with straightforward service access. With an operating envelope of 5–40°C and 10–90% relative humidity, the unit offers broad deployment flexibility provided coolant quality, flow rate, and inlet temperatures are managed per vendor guidance; in practice this reduces throttling events and stabilizes output. For disciplined operations, implement water treatment and filtration, monitor leak detection, pump health, and sensors, and use the management interface or APIs for telemetry, alerting, and controlled firmware rollouts-an approach that tightens governance, lowers operational risk, and makes the M66 a stable, high-throughput building block for industrial-scale sites and noise-sensitive environments alike.

* Full spec sheet

Technical Specifications

MicroBT WhatsMiner M66 — full hardware specifications and mining capabilities.

Tap any value to copy it

Basic Information

Brand
MicroBT
Model
WhatsMiner M66
Release Date
November 2023
Algorithm
SHA-256

Performance

Hashrate
280 TH/s
Power Consumption
5572W
Noise Level
50db
Voltage
100-240V

Physical Dimensions

Size
267 x 147 x 401mm
Weight
16000gkg
Interface
Ethernet
Humidity
10 - 90 %
Temperature
5 - 40 °C
Cooling
Hydro

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 MicroBT

Frequently Asked Questions

Everything you need to know about the MicroBT WhatsMiner M66

The efficiency of the MicroBT WhatsMiner M66 280TH/s is 19.90 J/TH with a hashrate of 280TH/s and power consumption of 5572W.

The MicroBT WhatsMiner M66 280TH/s consumes $10.70 daily, $320.95 monthly, and $3,904.86 yearly in electricity costs.

The MicroBT WhatsMiner M66 280TH/s uses 5572W of electricity.

The WhatsMiner M66 is manufactured by MicroBT.

The MicroBT WhatsMiner M66 has a hashrate of 280TH/s using the SHA-256 algorithm.

The MicroBT WhatsMiner M66 280TH/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 18, 2026 with an electricity cost of $0.08 the MicroBT WhatsMiner M66 280TH/s generates $-1.12 daily, $-33.53 monthly, and $-408.00 yearly.

Based on our real-time ASIC mining profit calculation, the MicroBT WhatsMiner M66 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 MicroBT WhatsMiner M66 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 MicroBT WhatsMiner M66 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 $64,321.99 ↗0.4%
ALPH $0.026190 ↘1.84%
KAS $0.025490 ↘0.71%
ETC $6.05 ↘2.2%
LTC $44.47 ↘0.03%
DOGE $0.069870 ↘0.82%
RXD $0.000026 ↗5.1%
BCH $203.84 ↘0.61%
CKB $0.000806 ↘1.8%
HNS $0.001927 ↘1.32%
KDA $0.004586 ↘2.39%
SC $0.000450 ↘3%
ALEO $0.038140 ↗1.02%
FB $0.344100 ↘0.87%
XMR $420.86 ↗1.1%
SCP $0.022100 ↗0.72%
BELLS $0.036940 ↘0.14%
XTM $0.000310 ↘0.49%
ZEC $510.07 ↘0.89%
BTC $64,321.99 ↗0.4%
ALPH $0.026190 ↘1.84%
KAS $0.025490 ↘0.71%
ETC $6.05 ↘2.2%
LTC $44.47 ↘0.03%
DOGE $0.069870 ↘0.82%
RXD $0.000026 ↗5.1%
BCH $203.84 ↘0.61%
CKB $0.000806 ↘1.8%
HNS $0.001927 ↘1.32%
KDA $0.004586 ↘2.39%
SC $0.000450 ↘3%
ALEO $0.038140 ↗1.02%
FB $0.344100 ↘0.87%
XMR $420.86 ↗1.1%
SCP $0.022100 ↗0.72%
BELLS $0.036940 ↘0.14%
XTM $0.000310 ↘0.49%
ZEC $510.07 ↘0.89%
BTC $64,321.99 ↗0.4%
ALPH $0.026190 ↘1.84%
KAS $0.025490 ↘0.71%
ETC $6.05 ↘2.2%
LTC $44.47 ↘0.03%
DOGE $0.069870 ↘0.82%
RXD $0.000026 ↗5.1%
BCH $203.84 ↘0.61%
CKB $0.000806 ↘1.8%
HNS $0.001927 ↘1.32%
KDA $0.004586 ↘2.39%
SC $0.000450 ↘3%
ALEO $0.038140 ↗1.02%
FB $0.344100 ↘0.87%
XMR $420.86 ↗1.1%
SCP $0.022100 ↗0.72%
BELLS $0.036940 ↘0.14%
XTM $0.000310 ↘0.49%
ZEC $510.07 ↘0.89%