Retail model
IPC-HUM4431S1-L4
Dahua and EmpireTech lists 3 firmware files for the IPC-HUM4431S1-L4. 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
- May 29, 2026
- Listed by
- Dahua, EmpireTech
- Dahua device IDs
- 3
Vendor notes
- An earlier build still on Dahua's download server after the download center replaced it
Firmware
- DH_IPC-HX2XXX-D-Kant_MultiLang_PN_V3.120.0000000.21.R.260514.zipDownload
Released May 29, 2026 · V3.120.0000000.21.R · 3 devices · Dahua
- General_IPC-HX2XXX-D-Kant_MultiLang_PN_V3.120.0000000.21.R.260514.binDownload
Released May 14, 2026 · V3.120.0000000.21.R · 2 devices · EmpireTech
- DH_IPC-HX2XXX-D-Kant_MultiLang_PN_V3.120.0000000.16.R.251119.zipDownload
Released Nov 19, 2025 · V3.120.0000000.16.R · 3 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.