PTZ camera - Dahua SDT4E425-4F-GB-A-PV1-S2 4 MP 25× optical zoom camera
Product reference: 14-6939554936432

Dahua SDT4E425-4F-GB-A-PV1-S2 - 4 MP outdoor network PTZ camera with 2.8 mm wide-angle and 5-125 mm detail lenses and 25× optical zoom. It provides 360° continuous rotation, 120° tilt, up to 30 m illumination in the wide-angle channel, up to 100 m IR illumination in the detail channel, "PoE+" power supply, IP66 security, integrated audio and smart detection functions.

PTZ camera - Dahua SDT4E425-4F-GB-A-PV1-S2 4 MP 25× optical zoom camera

Product reference: 14-6939554936432

Dahua SDT4E425-4F-GB-A-PV1-S2 - 4 MP outdoor network PTZ camera with 2.8 mm wide-angle and 5-125 mm detail lenses and 25× optical zoom. It provides 360° continuous rotation, 120° tilt, up to 30 m illumination in the wide-angle channel, up to 100 m IR illumination in the detail channel, "PoE+" power supply, IP66 security, integrated audio and smart detection functions.

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742,94 €
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Dahua SDT4E425-4F-GB-A-PV1-S2 4 MP PTZ camera


Dahua SDT4E425-4F-GB-A-PV1-S2 - 4 MP outdoor network PTZ camera with 2.8 mm panoramic lens and 5-125 mm detail lens, providing 25× optical zoom. The camera supports continuous 360° pan, 120° tilt, 30 m panoramic channel illumination, 100 m detail channel IR illumination, PoE+, IP66 security, integrated audio and smart detection functions.


  • 4 MP dual-channel PTZ camera with a wide-angle overview lens and a 25× optical zoom detail lens for wide coverage and long-distance surveillance.
  • Continuous 360° pan, tilt from -15° to 90°, quick pre-positioning and smart tracking ensure operational monitoring.
  • Advanced AI features: perimeter protection, face detection, SMD 4.0, AcuPick, and automatic patrolling.
  • Active deterrence with red-blue warning lights, an integrated speaker and two microphones, as well as IR and warm light illumination.

Product information

Product type Outdoor Network PTZ Surveillance Camera
Brand Dahua
Model SDT4E425-4F-GB-A-PV1-S2
Camera resolution 4 MP overview channel and 4 MP detail channel

Camera and lens

Image sensors Two 1/2.8" CMOS sensors
Maximum resolution 2560 × 1440 pixels per channel
Overview lens 2.8mm fixed lens
Detail view lens 5-125mm motorized lens
Viewing angle Overview channel: horizontal 101°, vertical 53°, diagonal 120°; detail channel: horizontal 51.9°-3.0°
Digital zoom 16× in the detail image channel
Focusing Automatic, manual and semi-automatic
Wide dynamic range Overview channel: DWDR; Detail channel: 120 dB WDR
Image stabilization Electronic image stabilization in the detail channel
Noise reduction 2D and 3D noise reduction
Privacy masking Up to 24 configurable zones, of which up to 8 can be visible in the same image; multi-color and mosaic effects supported

PTZ functions

Rotation range 0°-360° continuous rotation
Tilt range -15°-+90°, with 180° automatic flip
Manual movement speed Pan: 0.1°-200° per second; Tilt: 0.1°-120° per second
Pre-positioning speed Pan: 240° per second; Tilt: 200° per second
Presets 300
Patrol routes 8 routes, each with up to 32 presets
Templates and scanning 5 templates and 5 scan paths
Movement during inactivity Preset, pattern, patrol route or scan
Power-off memory Yes

Image and smart features

Image compression Smart H.265 +, H.265, Smart H.264 +, H.264 and MJPEG
Streaming 3 streams; unicast and multicast
Frame rate Up to 25/30 frames per second, depending on resolution and regional standard
Speed control CBR and VBR
Smart tracking WizTracking and transfer tracking
Perimeter security Detection of virtual line crossing, intrusion, fence crossing, loitering, abandoned or missing object, fast moving object, standing and gathering of people
Face detection Face detection, image optimization, face enhancement, feature and expression detection, and face cropping
Search function AcuPick object matching in live or recorded images using compatible endpoints
Automatic patrolling Can patrol at pre-determined points in the event of an IVS event

Lighting and deterrence

Overview channel lighting 30m IR and 30m warm light illumination
Detail channel lighting 100 m IR and 50 m warm light illumination
Light warning Red-blue warning beacons with adjustable flash duration and frequency
Sound warning 11 built-in alarms and the ability to load up to 10 custom sounds; adjustable volume and number of plays

Audio, Network, and Data Storage

Sound Integrated two microphones and speaker
Audio compression PCM, G.711A, G.711Mu, G.726, MPEG2-Layer2, G.722.1 and G.729
Network interface 1 × RJ-45, 10/100 Base-T
Compatibility ONVIF S, G, T and M profiles; CGI and SDK
Data warehouse MicroSD cards up to 512 GB, FTP/SFTP and NAS support
Alarm connections 2 alarm inputs and 1 dry contact alarm output
Management Dahua DMSS and DSS Pro; mobile apps for iOS and Android devices

Power supply and construction

Power source 12 V DC ±10%, 3 A or PoE+ (IEEE 802.3at )
Energy consumption 14 W typical; up to 25 W maximum
Operating temperature -40 ° C-+65 °C
Protection against environmental influences and surges IP66 ; TVS 6000 V protection against lightning, surges and short-term voltage fluctuations
Housing material ADC12 aluminum alloy
Dimensions 160.0 × 184.4 × 304.6 mm (L × W × H)
Weight 3.41 kg

Safety warning

Important For fixed outdoor installation and monitoring only. Installation, power connection and alarm wiring must be performed by a qualified person. Use only the specified 12 V DC or PoE+ power supply, properly protect all connections from moisture and do not look directly into the operating IR light sources or warning beacons. Comply with applicable privacy and surveillance legislation.

Height350mm
Length220mm
Weight4500 grams
Width250mm
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