Skip to product information

Hikvision DS-2DF8425IXG1-ELWY Hikvision 4MP 25X Darkfighter IR Network Speed Dome

Hikvision DS-2DF8425IXG1-ELWY Hikvision 4MP 25X Darkfighter IR Network Speed Dome

Category: IP CCTV
|
Brand: Hikvision
  • IP CCTV
  • 4MP
  • 40 years of Trust
  • Free Delivery
  • Free Returns
  • Expert Tech Support
View full details
Hikvision DS-2DF8425IXG1-ELWY Hikvision 4MP 25X Darkfighter IR Network Speed Dome

Specifications

  • Image Sensor: 1/1.8" progressive scan CMOS
  • Max. Resolution: 2688 × 1520
  • Min. Illumination: Color: 0.0005 Lux @ (F1.5, AGC ON), B/W: 0.0001 Lux @ ((F1.5, AGC ON), 0 Lux with IR
  • Day & Night: IR cut filter
  • Aperture: Max. F1.5
  • Supplement Light Type: IR
  • Supplement Light Range: IR Distance: up to 400 m
  • Smart Supplement Light: Yes
  • Main Stream: 50 Hz:50 fps (2688 × 1520, 2560 × 1440), 100 fps (1920 × 1080, 1280 × 960, 1280 × 720);60 Hz:60 fps (2688 × 1520, 2560 × 1440), 120 fps (1920 × 1080, 1280 × 960, 1280 × 720)*High frame rate is supported under monitoring mode only.
  • 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.264Sub-stream: H.265/H.264/MJPEGThird stream: H.265/H.264/MJPEG
  • Video Bit Rate: 32 Kbps to 16384 Kbps
  • 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
  • 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
  • Simultaneous Live View: Up to 20 channels
  • API: ISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T, Profile M),OTAP
  • 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,WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS,control timeout settings,security audit log,TLS 1.3,host authentication (MAC address),TPM 2.0 (FIPS 140-2 level 2)
  • Network Storage: NAS (NFS, SMB/ CIFS), ANR
  • Client: HikCentral, iVMS-4200, Hik-Connect
  • Web Browser: IE11, Chrome 57.0+, Firefox 52.0+, Safari 11+
  • Image Parameters Switch: Yes
  • Image Settings: Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
  • Day/Night Switch: Day, night, auto, scheduled-switch
  • Wide Dynamic Range (WDR): 150 dB WDR
  • SNR: = 52 dB
  • Image Enhancement: BLC, HLC, 3D DNR
  • Privacy Mask: Up to 24 masks, polygon region, mosaic mask, mask color configurable
  • Ethernet Interface: 1 RJ45 10M/100M self-adaptive Ethernet port
  • Basic Event: Motion detection,video tampering alarm,exception (network disconnected, IP address conflict, illegal login, HDD full, HDD error),alarm input and output,vandal-proof alam,audio exception detection,unattended baggage detection, object removal detection
  • Linkage: Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)
  • Face Capture: Detects up to 30 faces simultaneously,Uploads face with background and closed-up face pictures,Supports detecting, tracking, capturing, grading, selecting of face in motion, and outputs the best face picture
  • Power: 36 VDC (Max. 40 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 40 W, including max. 18 W for IR and max. 6 W for heater)
  • Dimension: ? 266 mm × 410 mm (? 10.47" × 16.14")
  • Weight: Approx. 8 kg (17.64 lb.)
  • Language: 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
  • General Function: Mirror, password protection, watermark, IP address filter
  • EMC: 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: CB (IEC 62368-1:2014+A11);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, IK10
  • Shutter Speed: 1/1 s to 1/30,000 s
  • Slow Shutter: Yes
  • Zoom: 25x optical, 16x digital
  • Focus: Auto, semi-auto, manual, rapid focus
  • Focal Length: 5.9 mm to 147.5 mm, 25× Optical
  • 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)
  • 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
  • Target Cropping: No
  • 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 to 192 Kbps (MP2L2)
  • Audio Sampling Rate: MP2L2: 16kHz, 32kHz, 48kHzAAC-LC: 16kHz, 32kHz, 48kHzPCM: 8kHz, 16kHz, 32kHz, 48kHzMP3: 8kHz, 16KHz, 32KHz, 48KHz
  • Environment Noise Filtering: Yes
  • Smooth Streaming: Yes
  • Defog: Digital defog
  • Image Stabilization: Yes. Built-in gyroscope to improve EIS performance.
  • Regional Exposure: Yes
  • Regional Focus: Yes
  • Gyroscope: Yes
  • Satellite Positioning: No
  • Compass: No
  • Reset: Yes
  • On-board Storage: Built-in memory card slot, support MicroSD/MicroSDHC/MicroSDXC, up to 1 TB
  • Alarm: 7 inputs, 2 outputs
  • Audio: 1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KO ± 10%; 1 output (line out), line level, output impedance: 600 O
  • Video Output: 1.0V[p-p]/75O, PAL, NTSC, BNC connector
  • RS-485: HIKVISION, Pelco-P, Pelco-D, self-adaptive
  • Perimeter Protection: Line crossing detection, region entrance detection, intrusion detection, region exiting detection
  • Multi-Target-Type Detection: Supports simultaneous detection and capture of human body, face and vehicle,Gets 7 face features, 14 human body features and 8 vehicle features
  • Face Comparison: Up to 10 face libraries. 30000 faces for each library. 150000 faces in total,Recognizes face identity via face modeling, grading and comparing to those in face library,Supports face library encryption
  • Road Traffic and Vehicle Detection: Smart Function:Support license plate recognition of vehicles and motorcycles (only in checkpoint scenario)Support vehicle attribute detection, including vehicle type, color, brand, driving direction, etc.Support vehicle and non-vehicle countingBlocklist and allowlist: up to 10,000 recordsLPR Countries/Regions:4 areas (Europe, Middle East, Asia-Pacific, Africa) and more than 124 countries/regionsAccuracy (Under recommended installation and lighting conditions):License plate recognition rate =98%Capture rate =99%Driving direction accuracy rate =98%Vehicle Capture Speed:Front installation in checkpoint scenario: up to 120 km/hSide installation: up to 80 km/hCapture Mode: License Plate and Vehicle Mode, Vehicle Priority Mode
  • Smart Tracking: Manual tracking, auto-tracking 3.0
  • Object Tracking: Support person arming. When the device detects the armed face or human body in the monitoring scene, it triggers alarms, and tracks and captures the target. During the tracking, the target location and other related information are uploaded.Support vehicle arming. When the device detects the armed vehicles in the monitoring scene, it triggers alarms, and tracks and captures the target. During the tracking, the target location and other related information are uploaded.
  • Vandal-proof Alarm: No
  • Heater: Yes
  • Wiper: Yes
  • De-icing: No
  • Demist: Yes
  • Operating Condition: Temperature: -40°C to 70°C (-40°F to 158°F), Humidity: = 95%
  • Anti-Corrosion Protection: NEMA 4X

Camera

  • Image Sensor: 1/1.8" progressive scan CMOS
  • Max. Resolution: 2688 × 1520
  • Min. Illumination: Color: 0.0005 Lux @ (F1.5, AGC ON), B/W: 0.0001 Lux @ ((F1.5, AGC ON), 0 Lux with IR
  • Day & Night: IR cut filter

Lens

  • Aperture: Max. F1.5

Illuminator

  • Supplement Light Type: IR
  • Supplement Light Range: IR Distance: up to 400 m
  • Smart Supplement Light: Yes

Video

  • Main Stream: 50 Hz:50 fps (2688 × 1520, 2560 × 1440), 100 fps (1920 × 1080, 1280 × 960, 1280 × 720);60 Hz:60 fps (2688 × 1520, 2560 × 1440), 120 fps (1920 × 1080, 1280 × 960, 1280 × 720)*High frame rate is supported under monitoring mode only.
  • 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.264Sub-stream: H.265/H.264/MJPEGThird stream: H.265/H.264/MJPEG
  • Video Bit Rate: 32 Kbps to 16384 Kbps
  • 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
  • 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
  • Simultaneous Live View: Up to 20 channels
  • API: ISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T, Profile M),OTAP
  • 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,WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS,control timeout settings,security audit log,TLS 1.3,host authentication (MAC address),TPM 2.0 (FIPS 140-2 level 2)
  • Network Storage: NAS (NFS, SMB/ CIFS), ANR
  • Client: HikCentral, iVMS-4200, Hik-Connect
  • Web Browser: IE11, Chrome 57.0+, Firefox 52.0+, Safari 11+

Image

  • Image Parameters Switch: Yes
  • Image Settings: Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
  • Day/Night Switch: Day, night, auto, scheduled-switch
  • Wide Dynamic Range (WDR): 150 dB WDR
  • SNR: = 52 dB
  • Image Enhancement: BLC, HLC, 3D DNR
  • Privacy Mask: Up to 24 masks, polygon region, mosaic mask, mask color configurable

Interface

  • Ethernet Interface: 1 RJ45 10M/100M self-adaptive Ethernet port

Event

  • Basic Event: Motion detection,video tampering alarm,exception (network disconnected, IP address conflict, illegal login, HDD full, HDD error),alarm input and output,vandal-proof alam,audio exception detection,unattended baggage detection, object removal detection
  • Linkage: Upload to FTP/NAS/memory card,notify surveillance center,send email,trigger recording,and PTZ actions (such as preset, patrol scan, pattern scan)

Deep Learning Function

  • Face Capture: Detects up to 30 faces simultaneously,Uploads face with background and closed-up face pictures,Supports detecting, tracking, capturing, grading, selecting of face in motion, and outputs the best face picture

General

  • Power: 36 VDC (Max. 40 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 40 W, including max. 18 W for IR and max. 6 W for heater)
  • Dimension: ? 266 mm × 410 mm (? 10.47" × 16.14")
  • Weight: Approx. 8 kg (17.64 lb.)
  • Language: 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
  • General Function: Mirror, password protection, watermark, IP address filter

Approval

  • EMC: 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: CB (IEC 62368-1:2014+A11);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, IK10

Other

  • Shutter Speed: 1/1 s to 1/30,000 s
  • Slow Shutter: Yes
  • Zoom: 25x optical, 16x digital
  • Focus: Auto, semi-auto, manual, rapid focus
  • Focal Length: 5.9 mm to 147.5 mm, 25× Optical
  • 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)
  • 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
  • Target Cropping: No
  • 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 to 192 Kbps (MP2L2)
  • Audio Sampling Rate: MP2L2: 16kHz, 32kHz, 48kHzAAC-LC: 16kHz, 32kHz, 48kHzPCM: 8kHz, 16kHz, 32kHz, 48kHzMP3: 8kHz, 16KHz, 32KHz, 48KHz
  • Environment Noise Filtering: Yes
  • Smooth Streaming: Yes
  • Defog: Digital defog
  • Image Stabilization: Yes. Built-in gyroscope to improve EIS performance.
  • Regional Exposure: Yes
  • Regional Focus: Yes
  • Gyroscope: Yes
  • Satellite Positioning: No
  • Compass: No
  • Reset: Yes
  • On-board Storage: Built-in memory card slot, support MicroSD/MicroSDHC/MicroSDXC, up to 1 TB
  • Alarm: 7 inputs, 2 outputs
  • Audio: 1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KO ± 10%; 1 output (line out), line level, output impedance: 600 O
  • Video Output: 1.0V[p-p]/75O, PAL, NTSC, BNC connector
  • RS-485: HIKVISION, Pelco-P, Pelco-D, self-adaptive
  • Perimeter Protection: Line crossing detection, region entrance detection, intrusion detection, region exiting detection
  • Multi-Target-Type Detection: Supports simultaneous detection and capture of human body, face and vehicle,Gets 7 face features, 14 human body features and 8 vehicle features
  • Face Comparison: Up to 10 face libraries. 30000 faces for each library. 150000 faces in total,Recognizes face identity via face modeling, grading and comparing to those in face library,Supports face library encryption
  • Road Traffic and Vehicle Detection: Smart Function:Support license plate recognition of vehicles and motorcycles (only in checkpoint scenario)Support vehicle attribute detection, including vehicle type, color, brand, driving direction, etc.Support vehicle and non-vehicle countingBlocklist and allowlist: up to 10,000 recordsLPR Countries/Regions:4 areas (Europe, Middle East, Asia-Pacific, Africa) and more than 124 countries/regionsAccuracy (Under recommended installation and lighting conditions):License plate recognition rate =98%Capture rate =99%Driving direction accuracy rate =98%Vehicle Capture Speed:Front installation in checkpoint scenario: up to 120 km/hSide installation: up to 80 km/hCapture Mode: License Plate and Vehicle Mode, Vehicle Priority Mode
  • Smart Tracking: Manual tracking, auto-tracking 3.0
  • Object Tracking: Support person arming. When the device detects the armed face or human body in the monitoring scene, it triggers alarms, and tracks and captures the target. During the tracking, the target location and other related information are uploaded.Support vehicle arming. When the device detects the armed vehicles in the monitoring scene, it triggers alarms, and tracks and captures the target. During the tracking, the target location and other related information are uploaded.
  • Vandal-proof Alarm: No
  • Heater: Yes
  • Wiper: Yes
  • De-icing: No
  • Demist: Yes
  • Operating Condition: Temperature: -40°C to 70°C (-40°F to 158°F), Humidity: = 95%
  • Anti-Corrosion Protection: NEMA 4X

Resources

Access comprehensive documentation, installation guides, and the latest updates to get the most out of your device.

Need additional support? Visit our