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MicroBT WhatsMiner M70S (248 TH/s, air-cooled)

MicroBT WhatsMiner M70S (248 TH/s, air-cooled)

Image: MicroBT.

You buy this direct from the makerWe design the room around it; we don't resell miners or computers.

Spec sheet (PDF)Maker's page

Open the spec sheet
Dimensions6.1″ W × 8.9″ H × 16.93″ D
Weight29.76 lb
AlgorithmSHA-256
Hash rate248 TH/s
Electricalvolts: AC 220-240 V (PSU P221B/P222B) · amps: about 14 A at 240 V (calculated) · watts: 3348 · plug: IEC C19 power cable, >=16 A (C20 inlet, so a C19 PDU outlet) · breaker: Dedicated 20 A 2-pole 240 V circuit (14 A x 125% = 17.4 A)
Airflow / capacityHeat out about 11,423 BTU/h (3,348 W x 3.412). Airflow not published.
Where it goes in UNIT5.xyzShelf/rack at the back wall, intake facing the interior or a filtered intake louver, exhaust ducted or pointed straight out a wall exhaust/shutter fan; keep it below the door coil zone (nothing over ~70 in at the front). Needs the high-airflow exhaust package.
WarrantySee shop.whatsminer.com After-sales Policy (not re-checked for M70S)
Checked2026-11-02