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Dahua model

DH-CS4226-24ET-240-V2

Dahua lists 2 firmware files for the DH-CS4226-24ET-240-V2. 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
2
Newest
Jan 29, 2026
Listed by
Dahua

Vendor notes

Firmware