Firmware
Elan-S3_Eng_V4.003.00KL502.0.R.251126.zip
IC Realtime firmware released Nov 26, 2025. May work with 1 device.
- Released
- Nov 26, 2025
- Version
- V4.003.00KL502.0.R
- Size
- 70.5 MB
- Hardware
- 1 device
Download
Download firmware
Permanent copy on the Internet Archive (item page)
- MD5
c1c5333940e1ca5811a3f61617cb7510- SHA-256
70fdd0b7c426a50c2245cb68069d6bf18d9f924f05040758733250e5afbf9cc2
Where it's published
Sold as
V4.003.00KL502.0.R · Listed date Nov 26, 2025
Compatible hardware
Hardware IDs this firmware's installer accepts (1 device). Names with placeholders such as x or XXX are board families.
Where these IDs come from
- Install.lua in Elan-S3_Eng_V4.003.00KL502.0.R.251126.bin: the installer script's board checks, 1 ID
Technical details
Read from inside the firmware (zip archive).
- SoC
- Novatek: one of NT98331, NT98632
- Architecture
- arm
- Bootloader
- U-Boot 2019.04-git6a42
- Flash
- 128.0 MB
- Image dates
- Nov 26, 2025
- Security
- Signed
Flash layout: 13 partitions, 9 written by this firmware
From the recorder's Install.lua partition table.
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| loader | 0xa0000000 | 0xa0040000 | 256.0 KB | loader.bin.img | — | 2025-11-26 |
| fdt | 0xa0040000 | 0xa0080000 | 256.0 KB | fdt.bin.img | — | 2025-11-26 |
| boot | 0xa0080000 | 0xa0280000 | 2.0 MB | u-boot.bin.img | — | 2025-11-26 |
| env | 0xa0280000 | 0xa0400000 | 1.5 MB | not written | — | — |
| kernel | 0xa0400000 | 0xa0900000 | 5.0 MB | uImage.img | — | 2025-11-26 |
| romfs | 0xa0900000 | 0xa3780000 | 46.5 MB | romfs-x.squashfs.img | squashfs | 2025-11-26 |
| custom | 0xa3780000 | 0xa3980000 | 2.0 MB | custom-x.squashfs.img | squashfs | 2025-11-26 |
| web | 0xa3980000 | 0xa4880000 | 15.0 MB | minios-x.squashfs.img | squashfs | 2025-11-26 |
| logo | 0xa4880000 | 0xa4a80000 | 2.0 MB | logo-x.squashfs.img | squashfs | 2025-11-26 |
| algorithm | 0xa4a80000 | 0xa6f80000 | 37.0 MB | algorithm-x.squashfs.img | squashfs | 2025-11-26 |
| config_fw | 0xa6f80000 | 0xa7580000 | 6.0 MB | not written | — | — |
| config | 0xa7580000 | 0xa7f80000 | 10.0 MB | not written | — | — |
| dgs | 0xa7f80000 | 0xa8000000 | 512.0 KB | not written | — | — |
Related firmware
Other files for much of the same hardware, from any vendor.
- General_NVR4x-4KS3-Custom_RTSP-14NE0-230907_PART_V4.001.0000001.0.R.230907.bin
Released Sep 7, 2023 · V4.001.0000001.0.R · 1 device · Dahua, Global DS
- General_NVR4x-4KS3-Custom_RTSP-14NE0-230907_PART_V4.001.0000001.0.R.230907.zip
Released Sep 7, 2023 · V4.001.0000001.0.R · 1 device · Eltrox