Inaxsys model
DO2PTZIR25X
Inaxsys lists 3 firmware files for the DO2PTZIR25X. 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
- Jul 17, 2025
- Listed by
- Inaxsys
- Dahua device IDs
- 48
Firmware
- General_SD-Gauss_EngFrn_N_Stream3_V2.821.1002002.0.R.250709.binDownload
Released Jul 17, 2025 · V2.821.1002002.0.R · 12 devices · Inaxsys
- General_SD-Gauss_EngFrn_N_Stream3_V2.821.1002001.0.R.240424.zipDownload
Released May 29, 2025 · V2.821.1002001.0.R · 12 devices · Inaxsys
- General_SD-Eos_MultiLang_NP_Stream3_V2.810.0000000.4.R.200509.binDownload
Released May 9, 2020 · V2.810.0000000.4.R · 70 devices · Inaxsys, ENS Security
Dahua device IDs in this firmware
Compare these with the updateSerial your device reports. Each one links to every firmware found for that ID.
- CA-HZ2023DB-A
- CA-HZ2025DB-A
- CA-HZ2032DB-A
- CA-HZ2040DB-A
- CA-HZ4023DB-A
- CA-HZ4025DB-A
- CA-HZ4032DB-A
- CA-HZ4040DB-A
- SD-MT3A4000DA-A
- SD-MT3A4000DA-B
- SD49405DB-A
- SD6C3223DB-A
- CA-HZ1020U
- CA-HZ1020U1
- CA-HZ1023MU
- CA-HZ1023U
- CA-HZ1023U1
- CA-HZ1023U1-A
- CA-HZ1023UA
- CA-HZ1023UBC
- CA-HZ1023UC1-A
- CA-HZ1023UD1-A
- CA-HZ1030U
- CA-HZ1031MU
- CA-HZ1031U
- CA-HZ1031U1
- CA-HZ1031U1-A
- CA-HZ1031UA
- CA-HZ1031UD1-A
- CA-HZ2020U
- CA-HZ2020U1
- CA-HZ2023MU
- CA-HZ2023U
- CA-HZ2023U1
- CA-HZ2023U1-A
- CA-HZ2023UA
- CA-HZ2023UBC
- CA-HZ2023UC1-A
- CA-HZ2023UD1-A
- CA-HZ2025U
- CA-HZ2025U1
- CA-HZ2025U1-A
- CA-HZ2026-EOS-A
- CA-HZ2026U
- CA-HZ2030DU
- CA-HZ2030DUA
- CA-HZ2030MU
- CA-HZ2030U-FI