Market snapshot · ↗Bitcoin price$77,735Network hashrate936 EH/sDifficulty127.45 T
ASIC.TOOLS / FIRMWARE

Download Bitmain Antminer B3 (1Kh) Firmware

Download firmware for Bitmain Antminer B3 (1Kh) from the official source. Versions: 2. Check compatibility and release details; local copies are unavailable.

Bitmain Antminer B3 (1Kh)

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

2 versions
Exact modelOfficial source: BITMAIN Product Manual & Firmware ↗
Version

update_1000.tar

update_1000.tar.gz

Local copy unavailableOpen official source ↗
Published / updated
2025-05-29
Compatibility
ANTMINER B3
Size
84 KB
Release notes

Firmware for improving hashrate，Do not power off during the upgrade！

Official source ↗
Version

201805232020

ANTMINER-B3-201805232020-750M.tar.gz

Local copy unavailableOpen official source ↗
Published / updated
2025-05-29
Compatibility
ANTMINER B3
Size
37.6 MB
Release notes

Fix fan speed display problem

Official source ↗

Sources checked 14 September 2026