Key Features
Model: NVR4232-4KS3
Supports IP cameras with a resolution up to 12 MP
Max. 160/128/60 Mbps incoming/recording/outgoing bandwidth
Supports EPTZ, and one-click arming and disarming
AI by Recorder supports 2-channel SMD Plus








| NVR System | Embedded Linux operating system, industrial-grade embedded processor, web interface & local GUI control, supports up to 32 IP camera channels, ONVIF compatible for third-party IP cameras |
| NVR Display | HDMI + VGA output support, HDMI up to 4K (3840×2160), multi-screen display (1/4/8/9/16/25/36 split view), simultaneous HDMI & VGA output |
| Recording | Smart H.265+ / H.265 / Smart H.264+ / H.264 compression, up to 160 Mbps incoming / 128 Mbps recording / 60 Mbps outgoing bandwidth, supports up to 12MP IP camera recording, recording modes include manual, scheduled, motion detection, and alarm |
| Video Detection And Alarm | Motion detection, video loss detection, camera tampering alarm, AI support (face detection, face recognition via cameras), perimeter protection, SMD Plus support, alarm linkage (buzzer, email, snapshot, recording trigger) |
| Playback And Backup | Up to 16-channel simultaneous playback, playback modes include normal, event, tag, and smart playback, time/date/event search, USB and network backup support |
| NVR Network | 1 × RJ-45 Ethernet port (10/100/1000 Mbps), TCP/IP, HTTP, HTTPS, IPv4/IPv6, DNS, DHCP, NTP, FTP, SMTP, UPnP, P2P support, mobile apps (iOS/Android), ONVIF Profile S/G/T compatibility |
| NVR Storage | 2 × SATA HDD ports, each supports up to 20TB, total storage up to 40TB, disk group management support |
| Auxiliary Interface | 2 × USB 2.0 ports (front + rear), 1 × HDMI port, 1 × VGA port, 1 × RCA audio input/output, 4 × alarm inputs, 2 × alarm outputs |
| NVR Power | DC 12V / 4A power supply, low power consumption (<10W without HD |
| Component Environment | Operating temperature –10°C to +55°C, storage temperature –20°C to +60°C, humidity 10%–93% RH (non-condensing) |
| Construction | 1U rackmount metal chassis, industrial-grade durable housing, approx. 375 × 282.9 × 53 mm, weight ~1.49 kg |
| NVR Warranty | 1-year manufacturer warranty |
| NVR Audio and Video | 32-channel IP video input, G.711a / G.711u / PCM / G726 audio compression, RCA audio input/output, supports two-way talk functionality |
The Dahua NVR4232-4KS3 32 Channel 1U 2 HDD Network Video Recorder is a powerful and professional surveillance solution designed for medium to large-scale security systems. It supports up to 32 IP camera inputs, making it ideal for offices, shopping malls, factories, institutions, and commercial environments. Built with an embedded Linux operating system and an industrial-grade processor, this NVR ensures stable performance and long-term reliability for continuous 24/7 monitoring.This model supports ultra-high-definition video recording up to 12MP resolution, delivering crystal-clear surveillance footage. It uses advanced Smart H.265+ video compression technology, which significantly reduces bandwidth and storage usage without compromising video quality. The device offers multiple recording modes including scheduled, motion detection, alarm-triggered, and manual recording, ensuring flexible security management.For display, the NVR features HDMI and VGA outputs with support for up to 4K resolution, allowing sharp and detailed live view and playback. It supports multiple split-screen layouts up to 36 channels, giving users full control over monitoring different areas at once.
In terms of storage, the Dahua NVR4232-4KS3 includes 2 SATA interfaces supporting up to 20TB per HDD, providing a maximum of 40TB storage capacity. This ensures long-term video retention for large surveillance projects.The device also offers advanced video analytics and alarm functions such as motion detection, video loss detection, tampering alerts, and smart features like SMD Plus, face detection, and perimeter protection when paired with compatible cameras.For connectivity, it includes a Gigabit Ethernet port and supports ONVIF protocols, making it compatible with a wide range of third-party IP cameras. Remote access is available through mobile and web applications, enabling users to monitor their security system anytime from anywhere.Designed with a compact 1U rack-mount metal body, it ensures durability and easy installation in professional setups. Overall, the Dahua NVR4232-4KS3 is a reliable, high-performance, and scalable video recording solution for modern surveillance needs provided by Pro CCTV Solution.
The Dahua NVR4232-4KS3 32 Channel 1U 2 HDD Network Video Recorder (NVR) is a powerful surveillance solution supporting up to 32 IP cameras with 4K recording and Smart H.265+ compression. Designed for reliable security management, it is available from Pro CCTV Solution for professional-grade monitoring and storage efficiency.
It supports up to 32 IP cameras simultaneously, making it suitable for large-scale surveillance systems.
Yes, it supports up to 4K resolution via HDMI output and can record high-definition video from compatible IP cameras.
It has 2 SATA ports and supports up to 20TB per HDD, allowing a total storage capacity of up to 40TB.
Yes, you can view live video and playback recordings remotely using mobile apps and web browsers with internet connectivity.
Yes, it includes motion detection, video loss alerts, and advanced AI features like SMD Plus and face detection (depending on camera support).




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