MicroBT has rolled out two new hydro-cooled bitcoin mining rigs aimed squarely at industrial operators, pairing higher hashrates with tighter efficiency as competition for block rewards intensifies.
MicroBT Expands ASIC Lineup
The company introduced the Whatsminer M6DS+ and M6DS++ in March 2026 as part of its broader M7D series expansion, continuing its push into large-scale, liquid-cooled mining infrastructure. Both machines rely on hydro-cooling systems rather than traditional air cooling, allowing operators to run denser deployments while maintaining stable temperatures under sustained workloads.
The Whatsminer M6DS+ delivers a baseline hashrate of about 504 terahash per second (TH/s), with some configurations reaching higher depending on overclock tuning and operating conditions. Its energy efficiency is rated around 17 joules per terahash (J/TH), with power consumption near 8,568 watts, though some setups can approach roughly 9,200 watts.
The higher-tier Whatsminer M6DS++ steps things up to around 556 TH/s, with reported ranges extending beyond that in certain configurations. Efficiency improves to roughly 15.5 J/TH, while power draw sits near 8,618 watts and can climb higher depending on deployment parameters.
Both models build on MicroBT’s earlier M70 series released in late 2025, reflecting a continued shift toward hydro-cooled systems that can sustain higher output without the thermal constraints of air-cooled units. In practice, these machines are designed for mining farms and institutional operators rather than hobbyists, given their power requirements and infrastructure needs.
Profitability, however, remains tightly linked to external variables, not just hardware specs. Based on mid-March 2026 conditions — with bitcoin trading between roughly $74,000 and $76,000, network difficulty near 145 trillion, and hashprice around $32 per petahash per day — the numbers are modest.
The M6DS+ is estimated to generate about $16.14 in daily revenue, translating to roughly $2.60 to $3 in net profit at an electricity cost of $0.06 per kilowatt-hour (kWh). Meanwhile, the M6DS++ produces about $17.81 in daily revenue, with estimated net returns ranging from $4.10 to $5.51 under similar power costs.
Those margins may not look dramatic, but they highlight a growing divide in mining economics, where only the most efficient machines remain viable as difficulty rises. Older rigs with weaker efficiency profiles are increasingly pushed out, especially in regions where electricity costs exceed industrial benchmarks.
MicroBT’s latest release leans into that reality, prioritizing efficiency gains and thermal management over incremental upgrades. For large operators, the message is clear: scale and efficiency still win, and hydro-cooled systems are quickly becoming the standard rather than the exception.