Firmware

DH_HYSAV849HAP-SA-ET_Chn_MCU_V1.001.0000002.0.R.250711.zip

Dahua firmware released Jul 23, 2025. Microcontroller firmware.

Released: Jul 23, 2025
Version: V1.001.0000002.0.R
Size: 91.5 KB
Hardware: Microcontroller firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 86eb382ce43aaae82739298391149a0c
SHA-256: 47846168bde46caa7f86af5e2816eaf341ec2306063d89350ce3f78c5f08c09e

Where it's published

Available from
Dahua
Dahua Download Center
Current
Sold as
- HY-SAV849HA-ET
V1.001.0000002.0.R · Listed date Jul 23, 2025
Vendor link (materialfile.dahuasecurity.com)

Compatible hardware

This is microcontroller firmware in Dahua's MCU upgrade format: it updates a small chip inside a device, such as a PTZ motor controller, door station or access controller, not the device's main system. It has no operating system and no list of supported hardware.