Retail model
SD8A440-HNF-PA
Dahua and Sveistrup lists 3 firmware files for the SD8A440-HNF-PA. This is the retail model name. Inside the firmware, Dahua uses its own device IDs, listed below, which can lead you to more compatible firmware.
- Firmware files
- 3
- Newest
- Aug 30, 2025
- Listed by
- Dahua, Sveistrup
- Dahua device IDs
- 22
Firmware
- DH_SD-Darwin_MultiLang_PN_Stream3_V2.821.0000004.5.R.250707.zipDownload
Released Aug 30, 2025 · V2.821.0000004.5.R · 20 devices · Dahua
- DH_SD-Darwin_MultiLang_PN_Stream3_V2.821.0000004.0.R.220728.binDownload
Released Jul 28, 2022 · V2.821.0000004.0.R · 20 devices · Sveistrup
- General_SD8A1XXXG-HN_MCU_V2.401.0000002.14.R.220616.zipDownload
Released Jul 28, 2022 · V2.401.0000002.14.R · 2 devices · Dahua
Dahua device IDs in this firmware
Compare these with the updateSerial your device reports. Each one links to every firmware found for that ID.