ASIC.TOOLS / FIRMWARE

Download Bitmain Antminer A3 (815Gh) Firmware

Download official firmware for Bitmain Antminer A3 (815Gh). Versions: 1. Local downloads, hardware compatibility, file sizes and SHA-256 checksums.

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

201811131136

ANTMINER-A3-201811131136-0M.tar.gz

Download firmware↓ 11.5 MB

Published / updated: 2025-05-29
Compatibility: ANTMINER A3
Size: 11.5 MB

Check file integrity · SHA-256

SHA-256

27f672f47cc8be6b6a72b4b244a25ffcb49b41482e21c3aa2365ac478f23fc58

MD5

baf95d2fab7445ae879782eadc928d30

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

Release notes

MD5 : BAF95D2FAB7445AE879782EADC928D30 Security Firmware, Fix some security vulnerabilities.

Official source ↗

Sources checked 14 September 2026