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Technical Specifications

Hikvision DS-2SF8C425MXS-DL(14F1)(P3) 4 MP 25× TandemVu PTZ Camera

Monitor the complete scene while simultaneously capturing distant details with one advanced TandemVu camera. Its independent 4 MP bullet and PTZ channels combine continuous wide-area coverage with 25× optical zoom, helping operators investigate activity without losing sight of the bigger picture.

DarkFighter low-light technology, 24/7 color imaging on the bullet channel, 300 m infrared illumination, automatic tracking, and deep-learning target detection make this model suitable for demanding, large-scale security installations.

Key Features

  • Simultaneously captures a large area and detailed close-up views
  • 4 MP resolution on both the bullet and PTZ channels
  • 24/7 color imaging on the bullet channel
  • DarkFighter technology for excellent low-light performance
  • 25× optical zoom and 16× digital zoom on the PTZ channel
  • Up to 30 m white-light range and 300 m infrared range
  • Bullet-channel tilt adjustable from 7° to 17°
  • Automatic tracking and smart linked tracking
  • Deep-learning detection and capture of people, faces, and vehicles
  • 120 dB WDR on both imaging channels
  • Electronic image stabilization with a built-in gyroscope
  • Three independently configurable video streams
  • Built-in microSD card slot supporting up to 256 GB
  • IP67 weather resistance and IK10 vandal resistance
  • TVS 6000 V lightning, surge, and transient-voltage protection
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DORI Distance

DORI Definition
Detect: 25 px/m; Observe: 63 px/m; Recognize: 125 px/m; Identify: 250 px/m
Bullet Channel - Detect
77.0 m (252.6 ft.)
Bullet Channel - Observe
30.5 m (100.1 ft.)
Bullet Channel - Recognize
15.4 m (50.5 ft.)
Bullet Channel - Identify
7.7 m (25.3 ft.)
PTZ Channel at Tele - Detect
1855.2 m (6086.6 ft.)
PTZ Channel at Tele - Observe
736.2 m (2415.4 ft.)
PTZ Channel at Tele - Recognize
371 m (1217.2 ft.)
PTZ Channel at Tele - Identify
185.5 m (608.6 ft.)

Camera

Image Sensor
Bullet channel: 1/1.8-inch Progressive Scan CMOS; PTZ channel: 1/1.8-inch Progressive Scan CMOS
Minimum Illumination - Bullet Channel
Color: 0.0005 lux at F1.0, AGC ON; B/W: 0.0001 lux at F1.0, AGC ON; 0 lux with light
Minimum Illumination - PTZ Channel
Color: 0.0005 lux at F1.5, AGC ON; B/W: 0.0001 lux at F1.5, AGC ON; 0 lux with IR
Shutter Speed
1 second to 1/30,000 second
Slow Shutter
Yes
Day and Night
Bullet channel: Color; PTZ channel: IR-cut filter
Zoom
PTZ channel: 25× optical zoom and 16× digital zoom
Maximum Resolution
Bullet channel: 2560 × 1440; PTZ channel: 2560 × 1440

Lens

Focus
Auto, semi-auto, and manual
Zoom Speed
Bullet channel: Not applicable; PTZ channel: Approximately 4.8 seconds
Focal Length
Bullet channel: 4 mm; PTZ channel: 5.9 mm to 147.5 mm
Bullet Channel Field of View
Horizontal: 89° ± 5°; Vertical: 45° ± 5°; Diagonal: 107° ± 5°
PTZ Channel Field of View
Horizontal: 58.5° to 3.1°; Vertical: 34° to 1.7°; Diagonal: 68.5° to 3.5°
Aperture
Bullet channel: F1.0; PTZ channel: F1.5

Illuminator

Supplement Light Range
Bullet channel white light: Up to 30 m; PTZ channel infrared: Up to 300 m
Smart Supplement Light
Yes

PTZ

Pan Movement Range
PTZ channel: 0° to 360°
Tilt Movement Range
Bullet channel: 7° to 17°; PTZ channel: -20° to 90°
Pan Speed
PTZ channel: Configurable from 0.1° to 160°/s; preset speed: 240°/s
Tilt Speed
Bullet channel: Configurable; PTZ channel: Configurable from 0.1° to 120°/s; preset speed: 200°/s
Proportional Pan
Bullet channel: No; PTZ channel: Yes
Presets
300
Patrol Scan
8 patrols, with up to 32 presets per patrol
Pattern Scan
4 pattern scans, with a recording time of more than 10 minutes per scan
Power-Off Memory
Yes
Park Action
Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, and 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 adjustment, and auxiliary output

Video

Main Stream - Bullet and PTZ Channels
50 Hz: 25 fps at 2560 × 1440, 1920 × 1080, 1280 × 960, or 1280 × 720; 60 Hz: 30 fps at 2560 × 1440, 1920 × 1080, 1280 × 960, or 1280 × 720
Sub-Stream - Bullet and PTZ Channels
50 Hz: 25 fps at 704 × 576, 640 × 480, or 352 × 288; 60 Hz: 30 fps at 704 × 480, 640 × 480, or 352 × 240
Third Stream - Bullet and PTZ Channels
50 Hz: 25 fps at 1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, or 352 × 288; 60 Hz: 30 fps at 1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, or 352 × 240
Video Compression
Main stream: H.265+, H.265, H.264+, or H.264; Sub-stream: H.265, H.264, or MJPEG; Third stream: H.265, H.264, or MJPEG
Video Bit Rate
32 Kbps to 16 Mbps
H.264 Type
Baseline Profile, Main Profile, and High Profile
H.265 Type
Main Profile
Scalable Video Coding
H.264 and H.265 encoding
Region of Interest
8 fixed regions for each stream

Audio

Audio Compression
G.711, G.722.1, G.726, MP2L2, PCM, and AAC-LC
Audio Bit Rate
MP2L2: 32 to 192 Kbps; AAC-LC: 16 to 64 Kbps
Audio Sampling Rate
8 kHz, 16 kHz, 32 kHz, and 48 kHz
Environmental Noise Filtering
Yes

Network

API
ISUP, ISAPI, SDK, and Open Network Video Interface profiles S, G, and T
Network Storage
NAS using NFS or SMB/CIFS, plus Automatic Network Replenishment (ANR)
Protocols
IPv4/IPv6, HTTP, HTTPS, 802.1X, QoS, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, UDP, IGMP, ICMP, DHCP, PPPoE, Bonjour, and FTP
Simultaneous Live View
Up to 20 channels
Users and Hosts
Up to 32 users with three access levels: administrator, operator, and user
Security
Password protection, complicated password, IP address filtering, HTTPS encryption, 802.1X authentication using EAP-TLS, EAP-LEAP, or EAP-MD5, MAC-address host authentication, and watermark
Client Software
iVMS-4200, HikCentral Pro, and Hik-Connect
Web Browser
Internet Explorer 10+, Chrome 57+, Firefox 52+, and Safari 12+

Image

Wide Dynamic Range
Bullet channel: 120 dB; PTZ channel: 120 dB
Day/Night Switch
Day, night, auto, or schedule
Image Enhancement
Highlight Compensation (HLC) and 3D Digital Noise Reduction (3D DNR)
Defog
Digital defog
Image Stabilization
Electronic Image Stabilization with a built-in gyroscope to improve EIS performance
Regional Exposure
Yes
Regional Focus
Bullet channel: No; PTZ channel: Yes
Image Settings
Saturation, brightness, contrast, sharpness, gain, and white balance are adjustable through client software or a web browser
Image Parameters Switch
Yes
Privacy Mask
Bullet channel: No; PTZ channel: 24 programmable polygon privacy masks with configurable mask color or mosaic
Signal-to-Noise Ratio
≥52 dB

Supplement Detection

Satellite Positioning
No
Gyroscope
Yes
Compass
No

Interfaces

Ethernet Interface
1 × RJ45 100 Mbps self-adaptive Ethernet port
On-Board Storage
Built-in memory-card slot supporting microSD, microSDHC, and microSDXC cards up to 256 GB
Alarm Interface
7 inputs and 2 outputs
Audio Input
1 line input; maximum input amplitude: 2 to 2.4 Vpp; input impedance: 1 kΩ ±10%
Audio Output
1 line output; line level; output impedance: 600 Ω
RS-485
1 half-duplex RS-485 interface supporting Hikvision, Pelco-P, Pelco-D, and self-adaptive operation
Reset
Yes

Events and Tracking

Basic Events
PTZ channel: Video-tampering alarm; Bullet and PTZ channels: Alarm input, alarm output, and exception
Smart Events - Bullet Channel
Audio exception detection, line-crossing detection, intrusion detection, region-entrance detection, and region-exiting detection
Smart Events - PTZ Channel
Audio exception detection, line-crossing detection, intrusion detection, region-entrance detection, and region-exiting detection
Automatic Tracking
PTZ channel: Yes
Smart Linkage
Manual tracking, automatic tracking, tracking takeover, and linked tracking capture
Bullet Channel Alarm Linkage
Upload to FTP, NAS, or memory card; notify surveillance center; send email; trigger alarm output; trigger recording; audible warning; and flashing white light
PTZ Channel Alarm Linkage
Upload to FTP, NAS, or memory card; notify surveillance center; send email; trigger alarm output; trigger recording; audible warning; flashing white light; and PTZ actions such as preset, patrol scan, or pattern scan

Deep-Learning Functions

Multi-Target-Type Detection - Bullet Channel
No
Multi-Target-Type Detection - PTZ Channel
Supports simultaneous detection and capture of human bodies, faces, and vehicles

General

General Functions
Mirror and password protection
Power
36 VDC ±25%, maximum 70 W, including a maximum of 6 W for the bullet-channel heater, 6 W for the bullet-channel supplement light, 6 W for the PTZ-channel heater, and 15 W for the PTZ-channel supplement light
Operating Conditions
-40°C to 70°C (-40°F to 158°F); humidity of 95% or less, non-condensing. For speaker: -30°C to 55°C (-22°F to 131°F)
Wiper
No
Demist
Yes
Material
ADC12
Dimensions
Ø290 mm × 453.2 mm (Ø11.42 in. × 17.84 in.)
Weight
Approximately 11.5 kg (25.35 lb.)
Languages
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), and Ukrainian

Approvals and Protection

EMC
FCC 47 CFR Part 15, Subpart B; CE-EMC EN 55032:2015, EN 61000-3-2:2019, EN 61000-3-3:2013 + A1:2019, and EN 50130-4:2011 + A1:2014; RCM AS/NZS CISPR 32:2015; IC ICES-003 Issue 7; KC KN 32:2015 and KN 35:2015
Safety
UL 62368-1; CB IEC 62368-1:2014 + A11; CE-LVD EN 62368-1:2014/A11:2017; BIS IS 13252 Part 1:2010/IEC 60950-1:2005; LOA IEC/EN 60950-1
Environmental Compliance
CE-RoHS 2011/65/EU, WEEE 2012/19/EU, and REACH Regulation (EC) No. 1907/2006
Protection
IP67 according to IEC 60529-2013; IK10 according to IEC 62262:2002; TVS 6000 V lightning protection, surge protection, and voltage-transient protection

Available Model

Model Number
DS-2SF8C425MXS-DL(14F1)(P3)

Optional Accessories

DS-1668ZJ(20)-P
Optional mounting accessory
DS-1603ZJ-Pole-P
Optional pole-mounting accessory
DS-1603ZJ-P
Optional mounting accessory
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Ideal Applications and Common Uses

  • Airports, seaports, rail facilities, and transportation terminals
  • Parking lots, vehicle entrances, and large outdoor perimeters
  • Warehouses, logistics centers, and industrial facilities
  • Campuses, stadiums, plazas, and other expansive public areas
  • Critical infrastructure and high-security properties
  • City surveillance and roadway monitoring
  • Locations that require wide-area awareness and detailed PTZ investigation at the same time
  • Outdoor installations exposed to rain, dust, extreme temperatures, or vandalism
  • Applications requiring automatic tracking of people or vehicles
  • Long-distance nighttime monitoring where powerful infrared illumination is needed
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