Product Category

NVR4232-4KS2/L | 32 Channel 1U 2HDDs Network Video Recorder

Dahua NVR4000-4KS2/L is introduced as the Lite series NVR that supports for 4K and H.265 encoding technology with excellent performance at an affordable price. For applications where image details are highly required, it delivers the capability of 4K resolution processing. The NVR can be served as edge storage, central storage or backup storage with an intuitive shortcut operation menu for remote management and control. Due to its cost-effective and easy-to-install design, this NVR is ideal for a wide range of applications such as public safety, water conservancy, transportation, city centers, education, and financial institutions. The NVR is compatible with numerous third-party devices making it the perfect solution for surveillance systems that work independently of video management system (VMS). It features an open architecture that supports for multi-user access and is compatible with ONVIF Profile S, T, G protocol, enabling interoperability with IP cameras.

> New 4.0 user interface, Security baseline 2.1

> H.264, H.265, Smart H.264+, and Smart H.265+. H.265 auto switch

> Max. decoding capability: 8 × 1080p@30 fps. Supports adaptive decoding

> Supports mainstream cameras of ONVIF and RTSP protocols

> P2P remote surveillance, video play on mobile device

> VGA/HDMI simultaneous video output, maximum resolution of HDMI is 4K

> AI by Camera: Face detection, perimeter protection, IVS, people counting, heat map, and SMD

> Supports remote configuration and management of IPC, such as set ting parameters, getting information, and upgrading IPC of the same model in batches

SKU DHI-NVR4232-4KS2/L Categories , ,

Starting from $199.99

Product Specifications

Additional information


Main Processor: Industrial-grade embedded processor

OS: Embedded Linux

Operation Interface: Web/operating in local GUI

Perimeter Protection

Performance: 8 channels

AI Search: Search for pictures by channel, time and event type

Face Detection

Performance: 4 channels

Face Attributes: 6 attributes: Gender, age, glasses, expression, mouth mask, and beard

AI Search: Search for pictures by channel, time and face attributes

SMD Plus

Performance: 12 channels

AI Search: Search by target classification (human, vehicle)


Access Channel: 32

Network Bandwidth: Access: 160 Mbps; Storage: 128 Mbps; Forward: 48 Mbps

Resolution:8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 720p; D1

Decoding Capability: 8 × 1080p@30 fps

Video Output: 1 × VGA output, 1 × HDMI output, supports simultaneous video sources output for VGA and HDMI

Multi-screen Display: 1 , 4, 8, 9. 16, 32 views

Third-party Camera Access: ONVIF; RTSP


Video: Smart H.265/H.265/Smart H.264/H.264/MJPEG

Audio: PCM/G711A/G711U/G726/AAC


Network Protocol: HTTP; HTTPS; TCP/IP; IPv4/IPv6; UPnP; SNMP; RTSP; UDP; SMTP; NTP; DHCP; DNS; IP Filter; DDNS; FTP; Alarm Server; IP Search (Support Dahua IP camera; DVR; NVS; etc.); P2P; auto register

Mobile Phone Access: Android; iOS

Interoperability: ONVIF(profile T/S/G); CGI; SDK

Browser: Chrome; IE9 or later; firefox

Record Playback

Multi-channel Playback: Up to 16 channels for playback

Record Mode: Manual record; alarm recording; SMD recording; smart recording

Storage: Local HDD; network

Backup: USB storage device

Playback Function:
1. Play/pause/stop/slow/quick/backward/by frame
2. Full screen, backup (video clip/file), partial zoom in, and audio on/off


Disk Group: Yes


General Alarm: Motion detection, privacy masking, video loss, scene changing, PIR alarm, IPC external alarm

Anomaly Alarm: Camera disconnection, storage error, disk full, IP conflict, MAC conflict, login locked, and cybersecurity exception

Intelligent Alarm: Face detection, perimeter protection (intrusion and tripwire), IVS, people counting, heat map, and SMD alarms

Alarm Linkage: Recording, snapshot, audio, buzzer, log, preset, and email

External Port

Audio Input: 1 × RCA input

Audio Output1 × RCA output

HDD: 2 SATA III ports, up to 10 TB for a single HDD. The maximum HDD capacity varies with environment temperature

Alarm Input: 4

Alarm Output: 2

USB: 2 (1 × front USB2.0; 1 × back USB2.0)

HDMI: 1 (supports up to 4K resolution output)

VGA: 1

Network: 1 × RJ-45, 10/100/1000 Mbps self-adaptive Ethernet port


Power Supply: 12 V DC, 4A

Power Consumption: < 5.6 W (HDD not included, idling)

Net Weight: 1.5 kg (3.31 lb)

Gross Weight: 2.6 kg (5.73 lb)

Product Dimensions: 375.0 mm × 282.9 mm x 53.0 mm (14.76" × 11.14" × 2.09") (W × L × H)

Package Dimensions: 433 mm × 140 mm × 363 mm (17.05" × 5.51" × 14.29") (W × L × H)

Operating Conditions: –10 °C to +55 °C (+10 °F to +131 °F)

Storage Conditions: 0 °C to +40 °C (32 °F to 104 °F)

Operating Humidity: 10℅~93℅

Storage Humidity: 30%~85%

Operating Altitude: 3000 m (9842.52 ft)

Installation: Desktop mounted

CE: EN62368-1; EN55032,EN55024, EN55035, EN610003-2, EN61000-3-3 EN50130-4 FCC: Part 15 Subpart B

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