Whatsminer M66

Buy MicroBT WhatsMiner M66 276TH ASIC Miner for Bitcoin Mining in Dubai, UAE

Buy MicroBT WhatsMiner M66 276TH ASIC Miner for Bitcoin Mining in Dubai (WhatsApp +971524927769)

(UPDATED: Today) (VAT Invoice & DHL Delivery Available for GCC, Europe, Canada, and United States)

MicroBT WhatsMiner M66 (276Th) ASIC Miner ( SHA-256 of up to 276TH/s) is one of the most successful and cost-effective Bitcoin ASIC Miner for SHA-256 algorithm mining on a power consumption of 5572W (+/-10%).

You may directly buy MicroBT WhatsMiner M66 276TH Miner online.

Buy / Sell Used MicroBT WhatsMiner M66 276TH here. You can buy online with your credit card / PayPal / BTC.

MicroBT WhatsMiner M66 276TH Specification

Brand NameMicroBT
Product Model NumberWhatsMiner M66 (276Th)
Operating SystemBuilt-in
Item Weight35.27 pounds / 16 kg
Product Dimensions10.53 x 5.79 x 15.79 inches
267.5 x 147 x 401 mm
Item Dimensions L x W x H10.53 x 5.79 x 15.79 inches
CoolingImmersion Cooling
Power Voltage5572W
Network InterfaceEthernet
AC Input Voltage380~480V
Input Current16 Amp
Water flow, L/min24
Flow control accuracy± 10%
Working Temperature(inlet)@Normal mode20° C ~ 45° C
Working Temperature(inlet)@High performance20° C ~ 40° C
Storage temperature-40~70 °C
Storage humidity(non-condensing), RH5 to 95%
Long-term storage humidity(non-condensing), RH30 to 69%

Power Supply

It is the recommended to use the official power supply that we provide along with the miner for safe and efficient mining performance.


  • Caution: MicroBT’s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via MicroBT’s hardware and/or software.
  • MicroBT recommends MicroBT original PSU
  • Caution: Wrong input voltage may probably cause miner damaged and shall not be covered by the warranty.

Operating Condition

The above liquid flow parameters are based on S5X/S3X as the liquid medium.
If the liquid medium uses other types of coolant, the liquid flow parameters need to be
calculated separately.

SHA-256 – Bitcoin Mining Pools

foundrydigital (Recommended) (FPPS / 0%)

Antpool (Recommended) (FPPS / 4%, PPLNS / 0%)

binance (FPPS / 2.5%)

f2pool (PPS+ / 2.5%)

 viabtc (PPS+ / 4%, PPLNS / 2%, SOLO / 1%)

luxor (FPPS / 2.5%)

emcd (FPPS / 1.5%)

poolin (FPPS / 2.5%)

sbicrypto (FPPS / 1%, PPLNS / 0.5%)

ultimuspool (FPPS / 4%)

pega-pool (PPS+ / 2%)

trustpool (PPS+ / 1%)

Is Mining Bitcoin Profitable?

Yes, Bitcoin mining is still profitable. However, it’s subject to your electricity price.

MicroBT Warranty

MicroBT supply their customers with a 1 year warranty, however, that warranty comes with limitations. For example, the warranty won’t be valid if you overclock the miner (running it at a higher speed than it was designed to run). Also, if you use an inappropriate power supply or generate environmental damage to your miner you won’t be eligible for a warranty (e.g. lightning strike, corrosion due to the wet environment).

The following events will void the warranty:

  • Customer removes/replaces any components by himself without receiving written permission from manufacturer
  • Damage caused by poor power supply, lightning or voltage surges
  • Burnt parts on hash boards or chips
  • Boards/components damage due to water immersion or corrosion due to wet environment
  • MicroBT’s product warranty does not cover damages caused by overclocking, even when overclocking is enabled via hardware and/or software.

If one of the cases above happens, you shall not be able to claim the warranty. For any specific procedures, please refer to the after-sales process.

Please don’t send any machine or parts without contacting the technical support team first. Any loss or damage as a result of lack of contact will be the responsibility of the customer.

For all repairs, within warranty or not, customer must return the defective parts at their own expense after opening a support ticket and troubleshooting with MicroBT’s instructions. 


How to increase the efficiency of ASIC Miners hashrate?
Try Liquid Cooled Crypto Mining Tank (Example: Maze MICON iSeries i216x XM20 G2) that can increase the hash rate of MicroBT WhatsMiner M66 276TH miners by manage heat efficiency, resulting in more profits. This will allow you to run SHA-256 miner inside an office or even at home without disturbances. The Maze MITAN mining systems can accommodate up to 216 x MicroBT WhatsMiner M66 276TH ASIC miners per unit. 

What are the coins can you mine with MicroBT WhatsMiner M66 276TH SHA-256 (Algorithm)?
Acoin (ACOIN), Curecoin (CURE), Joulecoin (XJO), Unbreakable (UNB), eMark (DEM), Peercoin (PPC), BitcoinCash (BCH), Bitcoin (BTC), Terrracoin (TRC), BitcoinSV (BSV).

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