ENS Security model
PDN50U225H-I
ENS Security lists 3 firmware files for the PDN50U225H-I. 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 27, 2026
- Listed by
- ENS Security
- Dahua device IDs
- 48
Vendor notes
- Product line: Diamond/PTZ
Firmware
- General_SD-Eos_MultiLang_NP_Stream3_V2.812.0000017.3.R.260827.binDownload
Released Aug 27, 2026 · V2.812.0000017.3.R · 71 devices · ENS Security
- 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
- General_SD-Eos_MultiLang_NP_Stream3_V2.800.0000000.5.R.190827.binDownload
Released Aug 27, 2019 · V2.800.0000000.5.R · 70 devices · 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-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
- CA-HZ2030U1
- CA-HZ2030U2
- CA-HZ2030U3
- CA-HZ2030UAC
- CA-HZ2030UB
- CA-HZ2030UB-B
- CA-HZ2030UBC
- CA-HZ2030UE-B
- CA-HZ2036U
- CA-HZ2037UA-A
- CA-HZ2040U
- CA-HZ2040U1-A