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The WhatsMiner M70/M72 Air-Cooling Series is MicroBT's new generation of SHA-256 miners. This series offers single-phase (M70/M70S/M70S+) and three-phase (M72/M72S) configurations, setting a new benchmark for air-cooled Bitcoin mining in 2026.
M70 is the entry-level model of the M70 series air-cooled SHA-256 | BTC/BCH/BSV miners, offering a hashrate range of 214–236 TH/s, power consumption of 3140–3500W, and energy efficiency of 14.5 J/TH. It is the most cost-effective choice for entering MicroBT's next-generation mining platform.
Key Specifications
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Hashrate / Power / Efficiency: 214 T – 236 T ± 5%, 3140 W – 3500 W ± 10%, 14.5 J/T ± 5% @ 25 °C
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Dimensions: Unit 430×155×226mm
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Weight: 11.5 kg (Net), 12.6 kg (Gross)
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Cooling / Noise: Air cooling 2 fans · 75dB · Airflow 350 CFM
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Voltage / Frequency / Current: AC 220–240V, ≥16A (IEC C19)
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Power Phase: Single-phase
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Network Interface: RJ45 Ethernet 10/100M
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Environment: Operating temperature -5~+35°C · Humidity 5–95% · Operating altitude ≤2000m
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Warranty: 360 days (MicroBT manufacturer warranty)
M70S is a standard-efficiency air-cooled SHA-256 | BTC/BCH/BSV miner, providing a hashrate of 226–258 TH/s, power consumption of 3140–3500W, and energy efficiency of 13.5 J/TH. It achieves the optimal balance between efficiency and cost-effectiveness for single-phase deployments.
Key Specifications
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Hashrate / Power / Efficiency: 226 T – 258 T ± 5%, 3140 W – 3500 W ± 10%, 13.5 J/T ± 5% @ 25 °C
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Dimensions: Unit 430×155×226mm
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Weight: 11.5 kg (Net), 12.6 kg (Gross)
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Cooling / Noise: Air cooling 2 fans · 75dB · Airflow 350 CFM
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Voltage / Frequency / Current: AC 220–240V · 50–60Hz · ≥16A (IEC C19)
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Power Phase: Single-phase
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Network Interface: RJ45 Ethernet 10/100M
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Environment: Operating temperature -5~+35°C · Humidity 5–95% · Operating altitude ≤2000m
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Warranty: 360 days (MicroBT manufacturer warranty)
M70S+ is a high-efficiency air-cooled SHA-256 | BTC/BCH/BSV miner, providing a hashrate of 244–280 TH/s, power consumption of 3140–3500W, and energy efficiency of 12.5 J/TH. It is the most energy-efficient single-phase plug-and-play air-cooled solution in the M70 series.
Key Specifications
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Hashrate / Power / Efficiency: 244 T – 280 T ± 5%, 3140 W – 3500 W ± 10%, 12.5 J/T ± 5% @ 25 °C
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Dimensions: Unit 430×155×226mm
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Weight: 11.5 kg (Net), 12.6 kg (Gross)
-
Cooling / Noise: Air cooling 2 fans · 75dB · Airflow 350 CFM
-
Voltage / Frequency / Current: AC 220–240V · 50–60Hz · ≥16A (IEC C19)
-
Power Phase: Single-phase
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Network Interface: RJ45 Ethernet 10/100M
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Environment: Operating temperature -5~+35°C · Storage temperature -20~+70°C · Humidity 5–95% · Operating altitude ≤2000m
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Warranty: 360 days (MicroBT manufacturer warranty)
MicroBT WhatsMiner M72
M72 is the entry-level three-phase air-cooled SHA-256 | BTC/BCH/BSV miner in the M70 series, offering a hashrate of 246–278 TH/s, power consumption of 4000–6000W, energy efficiency of 14.5 J/TH, and noise level of 75–80dB. It is the most cost-effective choice for industrial-scale air-cooled deployments.
Key Specifications
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Hashrate / Power / Efficiency: 246–278 TH/s · Normal 4000W / Overclock 6000W · 14.5 J/TH
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Dimensions: Unit 367×200×296mm
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Weight: Net weight 25.5 kg
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Cooling / Noise: Air cooling · 75dB · Airflow 600 CFM
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Voltage / Frequency / Current: AC 380–480V · 50–60Hz
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Power Phase: Three-phase
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Network Interface: RJ45 Ethernet 10/100M
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Environment: Operating temperature 0~+40°C · Humidity 5–95% · Operating altitude ≤2000m
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Warranty: 360 days (MicroBT manufacturer warranty)
MicroBT WhatsMiner M72S
M72S is an air-cooled SHA-256 | BTC/BCH/BSV miner designed for industrial mining farms in the M70 series, providing a hashrate of 264–300 TH/s, power consumption of 4000–6000W, energy efficiency of 13.5 J/TH, and noise level of 75–80dB. It is specifically designed for large-scale mining farms with three-phase power infrastructure.
Key Specifications
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Hashrate / Power / Efficiency: 264–300 TH/s · Normal 4000W / Overclock 6000W · 13.5 J/TH
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Dimensions: Unit 367×200×296mm
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Weight: Net weight 25.5 kg
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Cooling / Noise: Air cooling · 75dB · Airflow 600 CFM
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Voltage / Frequency / Current: AC 380–480V · 50–60Hz
-
Power Phase: Three-phase
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Network Interface: RJ45 Ethernet 10/100M
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Environment: Operating temperature 0~+40°C · Humidity 5–95% · Operating altitude ≤2000m
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Warranty: 360 days (MicroBT manufacturer warranty)
