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Power
5394W
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Hashrate
348.00 TH/s
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Efficiency
15.5 J/T
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Algorithm
SHA-256
MicroBT Whatsminer M66S++ 348Th/s Bitcoin Miner
US$8,400.00
Top Hashrate : Up to 100% better than the previous generation
High Stability : Supports 24/7 continuous operation
US Stock : Ships immediately from local US warehouse
Warranty : Come with 12-month factory warranty.
M66S++ Profitability Calculator
Daily Earning
ROI
Electricity
Electricity ratio
Net Profit
Miner Profitability History
MicroBT Whatsminer M66S++, optimized for the SHA-256 mining algorithm from MicroBT, comes with a maximum hash rate of 348TH/s for a power consumption of 5394W. With an efficient Liquid cooling system, Whatsminer M66S++ dissipates heat effectively, preventing machine overheating while aiding an excellent energy efficiency of 15.5 j/Th.
Technical Specifications
| Product Glance | Value |
|---|---|
| Model | M66S++ Hydro |
| Crypto algorithm/coins | SHA-256|BTC/FB/NMC |
| Typical hashrate | 348.00 TH/s |
| Power on wall @35℃, Watt | 5394W |
| Detailed Characteristics | Value |
|---|---|
| Power Supply | |
| Phase | 3 |
| Input voltage, Volt | 380~480 Volt |
| Hardware Configuration | |
| Server size(length*width*height, w/o package), mm | 401 x 147 x 267mm |
| Net weight, kg | 18kg |
| Environment Requirements | Value |
|---|---|
| Storage temperature, °C | -20~70 |
| Operation humidity(non-condensing), RH | 10~90% |
| Operation temperature,°C | 5-40°C |
| Operation altitude, m | ≤2000 |
| What's in the Box | Value |
|---|---|
| Original factory mining machinery | ✓ |
| Power supply | ✓ |
| Shockproof packaging | ✓ |
(1) The hashrate value, power on wall, and power efficiency on wall are all typical values. The actual hashrate value fluctuates by ±3%, and the actual power on wall and power efficiency on wall fluctuate by ±5%.
(2) Caution: Wrong input voltage may cause server damaged.
(3) The noise is loudest when the fan is under maximum RPM(rotation per minute).
(4) When the server is used at an altitude from 900m to 2000m, the highest operating temperature decreases by 1℃ for every increase of 300m.
Estimated dispatch and delivery
Please select the applicable product batch. Future-batch and pre-order products follow the manufacturer’s actual release and dispatch schedule. Manufacturer delays may occur, and BT ECOMMERCE CO., LIMITED is not responsible for losses arising from those delays. If no batch selection is shown, the product is treated as in stock.
Shipping
New in-stock miners are normally dispatched within 1–3 business days after full payment is verified. Used in-stock miners require testing and are normally dispatched within 3–7 business days after full payment is verified. After dispatch, delivery usually takes 5–7 business days, subject to customs clearance and local carrier conditions. A tracking number will be emailed after shipment.
Cancellation, returns and faults
All sales are final and non-refundable. A cancellation may be requested before the order is handed to the carrier and is subject to a 25% cancellation fee. Orders cannot be cancelled after handover to the carrier. If a miner is faulty on arrival, contact us promptly. After diagnosis, eligible cases will be handled by repair or replacement only; no refund will be issued. Contact store@bt-miners.com for assistance.
VIABTC
ViaBTC
PPS+
Block Reward Fee: 4%
Transaction Fee Reward Fee: 2%
PPLNS
Pool Fee: 2%
Fees may vary by coin and mining method.
ANTPOOL
ANTPOOL
Multiple payment methods available.
Payment Methods: PPS+, PPLNS and other methods depending on coin
Pool Fee: Varies by coin
Minimum Payout: Varies by coin
Payout Schedule: Varies by coin
F2POOL
F2Pool
Multiple payout methods available.
Reward Scheme: Varies by coin
Pool Fee: Varies by coin and payout method
Minimum Payout: Varies by coin
Payout: Automatic payouts when the threshold is reached
Whatsminer M66S++ Hydro
Programmed for the SHA-256 mining algorithm, MicroBT Whatsminer M66S++ is built with advanced technology, high-graded semiconductor chips, and a robust hydro cooling system. Compact size, reduced noise, and user-friendly interface are some of the prominent features of Whatsminer M66S. Besides, placing it in an aerated area aids machine longevity.
Recently introduced by MicroBT in Dec 31, 2024, Whatsminer M66S++ has a maximum hash rate of 348TH/s at a power consumption of only 5394W, letting miners mine Bitcoins efficiently. Maintaining an ideal atmospheric temperature of 5– 45°C and humidity of 5 – 95% is highly desirable for its longevity.
Comparison with Antminer S21 Hydro
The M66S++ Hydro and S21 Hydro are both advanced hydroponic systems designed for efficient plant growth, but they cater to different user needs. The M66S++ features a larger growing capacity and is equipped with a sophisticated nutrient delivery system, making it ideal for commercial growers or serious hobbyists looking to maximize yield. In contrast, the S21 Hydro is more compact and user-friendly, suitable for home growers or beginners who want an easy-to-manage system. While the M66S++ offers greater scalability and automation options, the S21 focuses on simplicity and accessibility, making both systems valuable depending on the grower’s experience level and space constraints.
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Processing & Shipping Time
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Payment Policies
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Taxes and Custom Duties
Order Processing
New in-stock miners are normally dispatched within 1–3 business days after full payment is verified. Used in-stock miners require testing and are normally dispatched within 3–7 business days after full payment is verified. Future-batch and pre-order products follow the manufacturer’s actual release and dispatch schedule. Manufacturer delays may occur, and BT ECOMMERCE CO., LIMITED is not responsible for losses arising from those delays.
Shipping Carriers
Orders are shipped through reputable international carriers such as DHL, UPS or FedEx. A tracking number will be emailed after dispatch.
Estimated Delivery
Delivery usually takes 5–7 business days after dispatch. Customs clearance and local carrier conditions may affect the actual delivery date.
Cancellation and Faults
All sales are final and non-refundable. A cancellation may be requested before handover to the carrier and is subject to a 25% cancellation fee. Orders cannot be cancelled after handover to the carrier. Faulty-on-arrival miners are handled by repair or replacement only after diagnosis.
Contact us at store@bt-miners.com or 813-820-0668 if you have any questions.
All products on our website are priced in US Dollars.
Payment made by credit or debit card may be subject to card processing fees.
We can accept payment by credit or debit card, wire transfer, ACH transfer (through our online portal), and crypto.
Bank transfer clearing times vary by bank and location. Cryptocurrency payments are typically confirmed within 1 business day.
*Machine prices will fluctuate according to the current market price.*
Customs & Delivery
Shipments are managed through DHL, UPS and FedEx for most international destinations. Due to changing regulations, we may not be able to cover import duties for all orders entering the USA. Deliveries to other countries may require customers to clear customs and pay duties or taxes. Please notify us promptly if customs requests documents, as improper or delayed filing may result in additional fees or delays.
DDP Option
Delivery Duty Paid (DDP) service may be available in select countries. Advance arrangement is required; please contact store@bt-miners.com for details.
Returns for Repair or Replacement
If diagnosis requires a miner to be returned to Hong Kong or another service location, the customer is responsible for related shipping charges unless otherwise agreed in writing.
All sales are final and non-refundable. A cancellation may be requested before handover to the carrier and is subject to a 25% cancellation fee. Orders cannot be cancelled after handover to the carrier. Eligible faulty-on-arrival cases are handled by repair or replacement only.
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FAQs
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What Is The Lifespan Of This Mining Machine?
The lifespan of mining hardware is influenced by usage intensity, environmental factors like temperature, humidity, and dust. Proper maintenance and optimal conditions can significantly extend its longevity.
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How Does Electricity Cost Impact Profitability?
Electricity costs play a crucial role in mining profitability, as high rates can quickly offset profit. Therefore, it is vital to access local electricity costs to determine if mining is viable. With high electricity costs and high liquidity of digital assets, investing in an energy-efficient miner becomes even more important.
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Is MicroBT Whatsminer M66S++ (348TH/s) profitable?
As of Jun 17, 2025, Considering an electricity cost of $0.1/KWh, the MicroBT Whatsminer M66S++ (348TH/s) has been calculated to generate $6.28 Daily, $188.46 monthly, and $2,292.90 yearly
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What is the hashrate for MicroBT Whatsminer M66S++ (348TH/s)
The MicroBT Whatsminer M66S++ (348TH/s) has a hash rate of 348TH/s with the SHA-256 algorithm.
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What is the daily mineable Bitcoin using the MicroBT Whatsminer M66S++ (348TH/s)
Currently, MicroBT Whatsminer M66S++ (348TH/s) is estimated to mine $19.91 worth of Bitcoin every day.
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How much power does the MicroBT Whatsminer M66S++ consume?
The MicroBT Whatsminer M66S++ (348TH/s) model has a power consumption of 5394W with an efficiency of 15.5 j/Th
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Which are the mineable cryptocurrencies using the MicroBT Whatsminer M66S++ (348TH/s)?
A few mineable cryptocurrencies using the MicroBT Whatsminer M66S++ (348TH/s) include Bitcoin, BitcoinCash, Nicehash-AB, and many more.
