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8-inch 4 MP 25X DarkFighter IR Network Speed Dome

1/1.8" Progressive Scan CMOS
High quality imaging with 4 MP resolution
Excellent low-light performance with DarkFighter technology
25× optical zoom and 16× digital zoom provide close up views over expansive areas
Expansive night view with up to 400 m IR distance
Water and dust resistant (IP67)
Supports face capture to detect, capture, grade, and select faces in motion
Supports road traffic to detect vehicles

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Available models:

DS-2DF8425IX-AELW(T5)

Specification
Resources
Accessories

Camera
Image Sensor1/1.8" progressive scan CMOS
Min. IlluminationColor: 0.002 Lux @ (F1.5, AGC ON), B/W: 0.0002 Lux @ ((F1.5, AGC ON), 0 Lux with IR
Shutter Speed1/1 s to 1/30,000 s
Day & NightIR cut filter
Zoom25x optical, 16x digital
Max. Resolution2560 × 1440

Lens
FocusAuto, semi-auto, manual, rapid focus
Focal Length5.9 mm to 147.5 mm
Zoom SpeedApprox. 4.8 s (optical, wide-tele)
FOVHorizontal field of view: 59.8° to 3.3° (wide-tele), Vertical field of view: 33.7° to 1.9° (wide-tele), Diagonal field of view: 65° to 3.8° (wide-tele)
ApertureMax. F1.5

Illuminator
Supplement Light TypeIR
Supplement Light RangeUp to 400 m
Smart Supplement LightYes

PTZ
Movement Range (Pan)360°
Movement Range (Tilt)-20° to 90° (auto flip)
Pan SpeedPan speed: configurable from 0.1° to 210°/s; preset speed: 280°/s
Tilt SpeedTilt speed: configurable from 0.1° to 150°/s, preset speed 250°/s
Proportional PanYes
Presets300
Patrol Scan8 patrols, up to 32 presets for each patrol
Pattern Scan4 pattern scans, record time over 10 minutes for each scan
Power-off MemoryYes
Park ActionPreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan
3D PositioningYes
PTZ Status DisplayYes
Preset FreezingYes
Scheduled TaskPreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust, aux output

Video
Main Stream50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
Sub-Stream50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)
Third Stream50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240)
Video CompressionMain stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG Third stream: H.265/H.264/MJPEG
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain profile
Scalable Video Coding (SVC)H.264 and H.265 encoding
Region of Interest (ROI)8 fixed regions for each stream

Audio
Audio CompressionG.711alaw, G.711ulaw, G.722.1, G.726, MP2L2, PCM
Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32~192 Kbps (MP2L2)

Network
ProtocolsIPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, DHCP, PPPoE, UDP, IGMP, ICMP, Bonjour
APIISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T)
Simultaneous Live ViewUp to 20 channels
User/HostUp to 32 users. 3 levels: Administrator, Operator and User
SecurityPassword protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.3, host authentication (MAC address)
ClientHikCentral, iVMS-4200, Hik-Connect
Web BrowserIE11, Chrome 57.0+, Firefox 52.0+, Safari 11+

Image
Image SettingsSaturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
Image EnhancementBLC, HLC, 3D DNR
Wide Dynamic Range (WDR)140 dB WDR
Image StabilizationYes. Built-in gyroscope to improve EIS performance.
Regional ExposureYes
Regional FocusYes
Privacy MaskUp to 24 masks, polygon region, mosaic mask, mask color configurable

Interface
Ethernet Interface1 RJ45 10M/100M self-adaptive Ethernet port; Hi-PoE
On-board StorageBuilt-in memory card slot, support MicroSD/MicroSDHC/MicroSDXC, up to 256 GB
Alarm7 inputs, 2 outputs
Audio1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%; 1 output (line out), line level, output impedance: 600 Ω
Video Output1.0V[p-p]/75Ω, PAL, NTSC, BNC connector
RS-485HIKVISION, Pelco-P, Pelco-D, self-adaptive

Event
LinkageUpload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)
Basic EventMotion detection, video tampering alarm, alarm input and output
Smart EventLine crossing detection, region entrance detection, parking detection, unattended baggage detection, object removal detection, intrusion detection, region exiting detection, vandal-proof alarm, audio exception detection
Smart TrackingManual tracking, auto-tracking

Deep Learning Function
Face CaptureDetects up to 30 faces simultaneously. Supports detecting, tracking, capturing, grading, selecting of face in motion, and output the best face picture of the face
Perimeter ProtectionLine crossing, intrusion, region entrance, region exiting Support alarm triggering by specified target types (human and vehicle)

Road Traffic and Vehicle Detection
Road TrafficSupport vehicle detection (license plate number,vehicle model, and vehicle color recognition)

General
General FunctionMirror, password protection, watermark, IP address filter
Power24 VAC (Max. 60 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 50 W, including max. 18 W for IR and max. 6 W for heater)
Operating ConditionTemperature: -40°C to 70°C (-40°F to 158°F), Humidity: ≤ 95%
WiperYes
Dimension⌀ 266.6 mm × 410 mm (⌀ 10.50" × 16.14")
WeightApprox. 8 kg (17.64 lb.)
Língua33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian

Approval
EMCFCC SDoC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC VoC (ICES-003: Issue 6, 2019); KC (KN 32: 2015, KN 35: 2015)
SafetyUL (UL 62368-1) CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013, IEC 62368-1:2014); CE-LVD (EN 62368-1:2014+A11:2017), BIS (IS 13252(Part 1):2010+A1:2013+A2:2015); LOA (SANS IEC60950-1)
EnvironmentCE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006)
ProtectionIP67 Standard,Lightning Protection, Surge Protection and Voltage Transient Protection, ±6kV Line to Gnd, ±3kV Line to Line, IEC61000-4-5

Camera

Image Sensor

1/1.8" progressive scan CMOS

Min. Illumination

Color: 0.002 Lux @ (F1.5, AGC ON), B/W: 0.0002 Lux @ ((F1.5, AGC ON), 0 Lux with IR

Shutter Speed

1/1 s to 1/30,000 s

Day & Night

IR cut filter

Zoom

25x optical, 16x digital

Max. Resolution

2560 × 1440

Lens

Focus

Auto, semi-auto, manual, rapid focus

Focal Length

5.9 mm to 147.5 mm

Zoom Speed

Approx. 4.8 s (optical, wide-tele)

FOV

Horizontal field of view: 59.8° to 3.3° (wide-tele), Vertical field of view: 33.7° to 1.9° (wide-tele), Diagonal field of view: 65° to 3.8° (wide-tele)

Aperture

Max. F1.5

Illuminator

Supplement Light Type

Supplement Light Range

Up to 400 m

Smart Supplement Light

Yes

PTZ

Movement Range (Pan)

360°

Movement Range (Tilt)

-20° to 90° (auto flip)

Pan Speed

Pan speed: configurable from 0.1° to 210°/s; preset speed: 280°/s

Tilt Speed

Tilt speed: configurable from 0.1° to 150°/s, preset speed 250°/s

Proportional Pan

Yes

Presets

300

Patrol Scan

8 patrols, up to 32 presets for each patrol

Pattern Scan

4 pattern scans, record time over 10 minutes for each scan

Power-off Memory

Yes

Park Action

Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan

3D Positioning

Yes

PTZ Status Display

Yes

Preset Freezing

Yes

Scheduled Task

Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust, aux output

Video

Main Stream

50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)

Sub-Stream

50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)

Third Stream

50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240)

Video Compression

Main stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG Third stream: H.265/H.264/MJPEG

H.264 Type

Baseline Profile/Main Profile/High Profile

H.265 Type

Main profile

Scalable Video Coding (SVC)

H.264 and H.265 encoding

Region of Interest (ROI)

8 fixed regions for each stream

Audio

Audio Compression

G.711alaw, G.711ulaw, G.722.1, G.726, MP2L2, PCM

Audio Bit Rate

64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32~192 Kbps (MP2L2)

Network

Protocols

IPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, DHCP, PPPoE, UDP, IGMP, ICMP, Bonjour

API

ISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T)

Simultaneous Live View

Up to 20 channels

User/Host

Up to 32 users. 3 levels: Administrator, Operator and User

Security

Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.3, host authentication (MAC address)

Client

HikCentral, iVMS-4200, Hik-Connect

Web Browser

IE11, Chrome 57.0+, Firefox 52.0+, Safari 11+

Image

Image Settings

Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser

Image Enhancement

BLC, HLC, 3D DNR

Wide Dynamic Range (WDR)

140 dB WDR

Image Stabilization

Yes. Built-in gyroscope to improve EIS performance.

Regional Exposure

Yes

Regional Focus

Yes

Privacy Mask

Up to 24 masks, polygon region, mosaic mask, mask color configurable

Interface

Ethernet Interface

1 RJ45 10M/100M self-adaptive Ethernet port; Hi-PoE

On-board Storage

Built-in memory card slot, support MicroSD/MicroSDHC/MicroSDXC, up to 256 GB

Alarm

7 inputs, 2 outputs

Audio

1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%; 1 output (line out), line level, output impedance: 600 Ω

Video Output

1.0V[p-p]/75Ω, PAL, NTSC, BNC connector

RS-485

HIKVISION, Pelco-P, Pelco-D, self-adaptive

Event

Linkage

Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)

Basic Event

Motion detection, video tampering alarm, alarm input and output

Smart Event

Line crossing detection, region entrance detection, parking detection, unattended baggage detection, object removal detection, intrusion detection, region exiting detection, vandal-proof alarm, audio exception detection

Smart Tracking

Manual tracking, auto-tracking

Deep Learning Function

Face Capture

Detects up to 30 faces simultaneously. Supports detecting, tracking, capturing, grading, selecting of face in motion, and output the best face picture of the face

Perimeter Protection

Line crossing, intrusion, region entrance, region exiting Support alarm triggering by specified target types (human and vehicle)

Road Traffic and Vehicle Detection

Road Traffic

Support vehicle detection (license plate number,vehicle model, and vehicle color recognition)

General

General Function

Mirror, password protection, watermark, IP address filter

Power

24 VAC (Max. 60 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 50 W, including max. 18 W for IR and max. 6 W for heater)

Operating Condition

Temperature: -40°C to 70°C (-40°F to 158°F), Humidity: ≤ 95%

Wiper

Yes

Dimension

⌀ 266.6 mm × 410 mm (⌀ 10.50" × 16.14")

Weight

Approx. 8 kg (17.64 lb.)

Língua

33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian

Approval

EMC

FCC SDoC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC VoC (ICES-003: Issue 6, 2019); KC (KN 32: 2015, KN 35: 2015)

Safety

UL (UL 62368-1) CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013, IEC 62368-1:2014); CE-LVD (EN 62368-1:2014+A11:2017), BIS (IS 13252(Part 1):2010+A1:2013+A2:2015); LOA (SANS IEC60950-1)

Environment

CE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006)

Protection

IP67 Standard,Lightning Protection, Surge Protection and Voltage Transient Protection, ±6kV Line to Gnd, ±3kV Line to Line, IEC61000-4-5

Camera

Image Sensor1/1.8" progressive scan CMOS
Min. IlluminationColor: 0.002 Lux @ (F1.5, AGC ON), B/W: 0.0002 Lux @ ((F1.5, AGC ON), 0 Lux with IR
Shutter Speed1/1 s to 1/30,000 s
Day & NightIR cut filter
Zoom25x optical, 16x digital
Max. Resolution2560 × 1440

Lens

FocusAuto, semi-auto, manual, rapid focus
Focal Length5.9 mm to 147.5 mm
Zoom SpeedApprox. 4.8 s (optical, wide-tele)
FOVHorizontal field of view: 59.8° to 3.3° (wide-tele), Vertical field of view: 33.7° to 1.9° (wide-tele), Diagonal field of view: 65° to 3.8° (wide-tele)
ApertureMax. F1.5

Illuminator

Supplement Light TypeIR
Supplement Light RangeUp to 400 m
Smart Supplement LightYes

PTZ

Movement Range (Pan)360°
Movement Range (Tilt)-20° to 90° (auto flip)
Pan SpeedPan speed: configurable from 0.1° to 210°/s; preset speed: 280°/s
Tilt SpeedTilt speed: configurable from 0.1° to 150°/s, preset speed 250°/s
Proportional PanYes
Presets300
Patrol Scan8 patrols, up to 32 presets for each patrol
Pattern Scan4 pattern scans, record time over 10 minutes for each scan
Power-off MemoryYes
Park ActionPreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan
3D PositioningYes
PTZ Status DisplayYes
Preset FreezingYes
Scheduled TaskPreset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust, aux output

Video

Main Stream50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
Sub-Stream50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)
Third Stream50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288) 60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240)
Video CompressionMain stream: H.265+/H.265/H.264+/H.264 Sub-stream: H.265/H.264/MJPEG Third stream: H.265/H.264/MJPEG
H.264 TypeBaseline Profile/Main Profile/High Profile
H.265 TypeMain profile
Scalable Video Coding (SVC)H.264 and H.265 encoding
Region of Interest (ROI)8 fixed regions for each stream

Audio

Audio CompressionG.711alaw, G.711ulaw, G.722.1, G.726, MP2L2, PCM
Audio Bit Rate64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32~192 Kbps (MP2L2)

Network

ProtocolsIPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, DHCP, PPPoE, UDP, IGMP, ICMP, Bonjour
APIISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T)
Simultaneous Live ViewUp to 20 channels
User/HostUp to 32 users. 3 levels: Administrator, Operator and User
SecurityPassword protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.3, host authentication (MAC address)
ClientHikCentral, iVMS-4200, Hik-Connect
Web BrowserIE11, Chrome 57.0+, Firefox 52.0+, Safari 11+

Image

Image SettingsSaturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
Image EnhancementBLC, HLC, 3D DNR
Wide Dynamic Range (WDR)140 dB WDR
Image StabilizationYes. Built-in gyroscope to improve EIS performance.
Regional ExposureYes
Regional FocusYes
Privacy MaskUp to 24 masks, polygon region, mosaic mask, mask color configurable

Interface

Ethernet Interface1 RJ45 10M/100M self-adaptive Ethernet port; Hi-PoE
On-board StorageBuilt-in memory card slot, support MicroSD/MicroSDHC/MicroSDXC, up to 256 GB
Alarm7 inputs, 2 outputs
Audio1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%; 1 output (line out), line level, output impedance: 600 Ω
Video Output1.0V[p-p]/75Ω, PAL, NTSC, BNC connector
RS-485HIKVISION, Pelco-P, Pelco-D, self-adaptive

Event

LinkageUpload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)
Basic EventMotion detection, video tampering alarm, alarm input and output
Smart EventLine crossing detection, region entrance detection, parking detection, unattended baggage detection, object removal detection, intrusion detection, region exiting detection, vandal-proof alarm, audio exception detection
Smart TrackingManual tracking, auto-tracking

Deep Learning Function

Face CaptureDetects up to 30 faces simultaneously. Supports detecting, tracking, capturing, grading, selecting of face in motion, and output the best face picture of the face
Perimeter ProtectionLine crossing, intrusion, region entrance, region exiting Support alarm triggering by specified target types (human and vehicle)

Road Traffic and Vehicle Detection

Road TrafficSupport vehicle detection (license plate number,vehicle model, and vehicle color recognition)

General

General FunctionMirror, password protection, watermark, IP address filter
Power24 VAC (Max. 60 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 50 W, including max. 18 W for IR and max. 6 W for heater)
Operating ConditionTemperature: -40°C to 70°C (-40°F to 158°F), Humidity: ≤ 95%
WiperYes
Dimension⌀ 266.6 mm × 410 mm (⌀ 10.50" × 16.14")
WeightApprox. 8 kg (17.64 lb.)
Língua33 languages: English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian

Approval

EMCFCC SDoC (47 CFR Part 15, Subpart B); CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013, EN 50130-4: 2011 +A1: 2014); RCM (AS/NZS CISPR 32: 2015); IC VoC (ICES-003: Issue 6, 2019); KC (KN 32: 2015, KN 35: 2015)
SafetyUL (UL 62368-1) CB (IEC 60950-1:2005 + Am 1:2009 + Am 2:2013, IEC 62368-1:2014); CE-LVD (EN 62368-1:2014+A11:2017), BIS (IS 13252(Part 1):2010+A1:2013+A2:2015); LOA (SANS IEC60950-1)
EnvironmentCE-RoHS (2011/65/EU); WEEE (2012/19/EU); Reach (Regulation (EC) No 1907/2006)
ProtectionIP67 Standard,Lightning Protection, Surge Protection and Voltage Transient Protection, ±6kV Line to Gnd, ±3kV Line to Line, IEC61000-4-5