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ASIC.TOOLS / FIRMWARE

Download Bitmain Antminer T21 (180Th) Firmware

Download firmware for Bitmain Antminer T21 (180Th) from the official source. Versions: 1. Check compatibility and release details; local copies are unavailable.

Bitmain Antminer T21 (180Th)

Firmware is hardware-specific. Match the exact model and control-board revision, back up settings, use stable power, test one miner first, and never interrupt an upgrade. A wrong image can make the controller unbootable.

Available versions

1 version
Exact modelOfficial source: BITMAIN Product Manual & Firmware ↗
Version

FR-1.20

FR-1.20(251113-T21).bmu

Local copy unavailableOpen official source ↗
Published / updated
2025-11-18
Compatibility
ANTMINER T21
Size
44.7 MB
Check file integrity · SHA-256

SHA-256

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MD5

518f735ca49e7e0d7cb6e8d7ceb26610

Verify the downloaded file with SHA-256 before uploading it to a miner.

Release notes

MD5:518f735ca49e7e0d7cb6e8d7ceb26610 Updates： 1. For the machines that may shut down due to high temperatures, some optimization strategies, such as frequency reduction, are implemented, which may cause a loss of computing hashrate. 2. Optimized the stability of mining machines under low ambient temperature conditions. Please make sure the miner type and firmware type are the same before upgrading the miner firmware.

Official source ↗

Sources checked 14 September 2026