Corporate
Language
Display & Control Transmission Fire Alarms
Logo

Logo

Hot Searches

Higher Education

Higher Education

Vehicle Entrance & Exit Management

Vehicle Entrance & Exit Management

Network Cameras

Network Cameras

Quick Links

City Business

Traffic Management

Fire Lane Parking Detection

Newsroom

Empowering Immersive Visual Experiences: Dahua Unveils Intelligent LED Solutions at ISE 2026

2026-03-03

Empowering Immersive Visual Experiences: Dahua Unveils Intelligent LED Solutions at ISE 2026

SDT3A400-GA-HNP-BX

Overview Specifications Download Sales Enquiry
SDT3A400-GA-HNP-BX_View_45left-logo.png
SDT3A400-GA-HNP-BX_View_Front-logo.png
SDT3A400-GA-HNP-BX_View_45Right-logo.png
New
Compare Favourite
SDT3A400-GA-HNP-BX

4MP Starlight+ White Light Network PT Camera

Key Points
    • 4MP STARVIS™ CMOS Ensures High-Quality Imaging Performance
    • Starlight+ Technology Delivers Superior Low-Light Visibility
    • Built-In Millimeter-Wave Radar Enables Precise Water Monitoring
    • ±1mm Error Accuracy Provides Reliable Measurement Results
    • 40m Measurement Range Covers Wide Water Level Detection
    • IP66 Rating Ensures Durability In Harsh Outdoor Environments
    • White Light Illumination Extends Visibility Up To 30m
    • Built-In Speaker Facilitates Audio Alerts And Communication
Sales Enquiry
Datasheet

Specifications

Camera

Image Sensor 1/1.8" CMOS
Pixel 4 MP
Max. Resolution 2560 (H) × 1440 (V)
ROM 1 GB
RAM 32 GB
Electronic Shutter Speed 1 s–1/30,000 s
Scanning System Progressive
Min. Illumination 0.005 lux@F1.0 (Color, 30 IRE)
0.0005 lux@F1.0 (B/W, 30 IRE)
0 lux (illuminator on)
Illumination Distance 4 mm: 30 m (98.43 ft) (Warm light)
Illuminator On/Off Control Manual; Auto; Off
Illuminator Number 4 (Warm light)

Lens

Focal Length 4 mm
Max. Aperture F1.0
Field of View 4 mm: H: 90.35°
V: 49.03°
D: 105.95°
Close Focus Distance 4 mm: 3.5 m (11.48 ft)
DORI Distance
LensDetectObserveRecognizeIdentify
4 mm 70.3 m
( 230.64 ft)		 28.1 m
( 92.19 ft)		 14.1 m
( 46.26 ft)		 7.0 m

( 22.97 ft)
*DORI (Detect, Observe, Recognize, Identify) is a standard system (EN-62676-4) for defining the ability of a person viewing the video to distinguish persons or objects within a covered area. The numbers in this table do not reflect intelligent function distances. For intelligent function distances, refer to installation and commissioning manual/project design tool.

PTZ

Pan/Tilt Range Pan: 0° to 340°
Tilt: –20° to +90°
Manual Control Speed Pan: 0.1°/s–40°/s;
Tilt: 0.1°/s–40°/s
Preset Speed Pan: 40°/s
Tilt: 40°/s
Preset 300
Tour 8 (up to 32 presets per tour)
Pattern 5
Scan 5
Power-off Memory Yes
Idle Motion Preset;Pattern;Tour;Scan
PTZ Protocol DH-SD
Pelco-P/D(Auto recognition)

Intelligence

IVS (Perimeter Protection) Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; human alarm classification;
Hydrological Monitoring Detects engineering trucks and the proportion of floating debris that accumulated in the water within the monitored region.

Active Deterrence

Light Warning Warm light warning;
Flash duration: 5 s–30 s;
Flash frequency: high, medium, low
Sound Warning Built in 27 voice alarm contents, supporting custom import of voice contents; Sound: 0-100 adjustable; The playback frequency can be adjusted from 1 to 10 times

Video

Video Compression Smart H.265+;H.265;Smart H.264+;H.264;H.264B;H.264H;MJPEG
Streaming Capability 3 streams
Resolution (2560 × 1440); 3M (2048 × 1536);(2304 × 1296); 1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240)
Video Frame Rate Main stream: 4M/3M/1080p/1.3M/720p@(1–25/30 fps)
Sub stream 1: D1/VGA/CIF@(1–25/30 fps)
Sub stream 2: 1080p/1.3M/720p@(1–25/30 fps)
Bit Rate Control CBR/VBR
Video Bit Rate H264: 96 kbps–13056 kbps
H265: 38 kbps–7936 kbps
BLC Yes
WDR 140 dB
HLC Yes
White Balance Auto; indoor; outdoor; tracking; manual; sodium lamp; natural light; street lamp
Gain Control Auto; manual
Noise Reduction 2D NR; 3D NR
Motion Detection Yes
Region of Interest (RoI) Yes
Image Stabilization Electronic Image Stabilization (EIS)
Image Rotation 180°
Privacy Masking Up to 24 areas can be set, with up to 8 areas in the same view; multiple colors available
S/N Ratio ≥55 dB

Audio

Audio Compression PCM; G.711a; G.711Mu; G.726; MPEG2-Layer2; G722.1; G729; G723
Built-in Speaker Yes

Network

Network Port RJ-45 (10/100 Base-T)
Network Protocol HTTP;HTTPS;TCP/IP;IPv4;RTSP;UDP;SMTP;NTP;DHCP;DNS;DDNS;IPv6;802.1x;SSL;QoS;FTP;UPnP;ICMP;SNMP;IGMP;ARP;RTCP;RTP;PPPoE;RTMP;Bonjour;NFS
Interoperability ONVIF (Profile S & Profile G & Profile T);CGI;SDK
Streaming Method Unicast/Multicast
User/Host 20 (total bandwidth: 64 M)
Storage FTP/SFTP; Micro SD card (512 GB); NAS
Browser IE 9 and later versions
Chrome 41 and later versions
Firefox 50 and later versions
Safari 10 and later versions
Management Software DMSS;DSS Pro
Mobile Client iOS;Android

Certification

Certifications CE:EN 55032,EN 61000-3-3,EN IEC 61000-3-2,EN 50130-4,EN 55035

Port

RS-485 2 (Bit range: 1200 bps–9600 bps)
Audio Input 1 channel (LINE IN, bare wire)
Audio Output 1 channel (LINE OUT,bare wire;built-in speaker (mutually exclusive)）
Alarm Input 2 (on-off value input: 0–5 VDC)
Alarm Output 1 channel
Alarm Linkage Capture; recording; send email; preset; tour; pattern; alarm digital output; audio; warning light
Alarm Event Motion/tampering detection; audio detection; network disconnection detection; IP conflict detection; memory card state detection; memory space detection

Power

Power Supply 12 VDC, 2 A ± 10%（included）
Power Consumption Basic: 7.0 W
Max: 12 W (illuminator + heating glass + PTZ + radar)
Power Adapter Included

Environment

Operating Temperature –30 °C to +60 °C (–22 °F to +140 °F)
Operating Humidity ≤95%
Protection IP66;TVS 6000 V lightning proof; surge protection; voltage transient protection

Structure

Casing Material ADC12;PC;PC+GF
Product Dimensions 238.7 mm × 156.6 mm × 208.3mm (9.40" × 6.17" × 8.2") (L × W × H)
Net Weight 1.8 kg (3.97 lb)
Gross Weight 3.5 kg (7.72 lb)

Dahua Partner APP

Now with a fresh new look and lots of added features. Download the app today and enjoy your all-in-one business platform at your fingertips

logo Download

Please select your question

Back to Previous Site

To ensure continuity of service, the previous version of our official website remains available. You may access it via the link provided.

Previous Version
* Limited to a maximum of 4 products
Reset
Compare