MicroBT WhatsMiner M66S++ (348Th)
 Hashrate: 348T |
 Power: 5394W |
 Efficiency: 15.50 J/Th |
 PSU Included |
 Free Shipping |
USD | BTC
22 March - 25 March, 2026
0.03163637 
Description
If you run dielectric-fluid cooling, MicroBT WhatsMiner M66S++ (348Th) brings up to 348 TH/s on SHA-256 at about 5394W—useful for planning load and tank capacity. Use the hashrate and wall-power figures to estimate hosting costs and electrical load before ordering.
M60 Series is typically chosen when you want simple comparisons across neighboring SKUs.
Immersion builds are a good match when you want high density and controlled chip temperatures. Check your voltage and grounding requirements in the spec sheet before scaling installations. Solid for scaling SHA-256 hashpower without introducing new infrastructure surprises.
Specifications
| Manufacturer | MicroBT |
| Model | WhatsMiner M66S++ |
| Release | December 2024 |
| Size | 267.5mm x 147mm x 401mm with handle |
| Weight | 18KG |
| Hash Rate | 348T±5% |
| Power Ratio | 15.5J/T±10% |
| Reference Power on Wall | 5394W±10% |
| PSU | AC380~480V |
| Working Temperature | -5℃ ~ 35℃ |
| Network Connection | Ethernet |
NOTE
- Incorrect input voltage can cause damage to the miner.
- Use two AC input wires, each with a 16-amp rating.
- Operation is recommended at altitudes below 2000 meters.
Purchasing Guidelines
- The listed retail price does not include customs duties or applicable taxes.
- Orders cannot be canceled or refunded once submitted.
- Product images are for reference purposes only; the actual shipped product will prevail.
Shipping Details
- Products will be shipped from China.
- Fully paid orders will be processed on a first-come, first-served basis.
- Customers bear responsibility for customs delays or issues.
Warranty
- 180-day warranty period starts from the shipping date.
- Valid only for the original purchaser.
- We are not responsible for damages due to non-compliance with instructions.