MicroBT WhatsMiner M78S (472Th/s)

The MicroBT WhatsMiner M78S is a high-performance immersion-cooled ASIC miner purpose-built for the SHA-256 algorithm, delivering exceptional processing power for Bitcoin (BTC) mining. Released in December 2025, this industrial-grade mining solution achieves an impressive hash rate of 472 Th/s while drawing 6550W of power, resulting in an outstanding energy efficiency of 13.877 J/Th. The M78S represents a refined balance of raw computational output and operational economy, positioning itself as a premier choice for professional mining facilities seeking to maximize hash rate per watt without the complexity or infrastructure demands of liquid cooling systems.

Engineered with MicroBT's renowned industrial precision and durability, the WhatsMiner M78S features a robust and compact chassis, measuring 267 x 147 x 401mm and weighing 22,000g. This streamlined footprint enables exceptional hash rate density in multi-tier rack configurations, allowing operators to maximize computational output per square meter—a critical advantage in high-density data center environments where floor space is at a premium. The advanced thermal architecture, optimized for the M78S's higher power draw, ensures superior heat dissipation during continuous 24/7 operation, maintaining stable performance under sustained heavy loads with a consistent noise level of 75dB—a practical and expected output for an immersion-cooled machine delivering nearly 500 terahash of sustained computational force.

Designed specifically for professional data centers and industrial mining operations, the M78S operates on high-voltage AC 380V – 480V three-phase power input, reflecting its enterprise-grade engineering and ensuring seamless integration with existing high-capacity infrastructure. This high-voltage compatibility reduces amperage draw, minimizes cable losses, and enhances overall system efficiency, making it an ideal choice for large-scale deployments with rigorous power management requirements. Seamless connectivity is guaranteed through the standard Ethernet interface, providing low-latency communication and effortless integration with all major mining management platforms, including Braiins OS, Hive OS, and proprietary MicroBT monitoring dashboards, ensuring complete control and real-time performance visibility.

Built to thrive in demanding environments, the M78S maintains flawless performance across a wide temperature range of 5 to 45°C and supports relative humidity levels between 5% and 95%, offering exceptional operational flexibility across diverse global climates and facility conditions.

By choosing the MicroBT WhatsMiner M78S, you are securing a premium, future-proof Bitcoin mining asset that delivers superior profitability through exceptional efficiency, robust build quality, and high-voltage compatibility. Whether you are expanding an existing SHA-256 fleet, upgrading legacy hardware, or establishing a new enterprise-grade mining operation, the M78S stands as the definitive choice for operators who demand uncompromising performance, operational reliability, and optimized total cost of ownership in an immersion-cooled package.