Modelul DS-2SK8C440MXG1-LWF/28(25x25x) face parte din gama de camere PTZ Hikvision și oferă imagine de 4 MP, printr-un senzor 1/1.8" CMOS, cu obiectiv varifocal de 6–240 mm.

Printre caracteristicile tehnice se numără zoom optic 25×, iluminare IR de până la 350 m, lumină albă de până la 80 m, WDR de 120 dB, compresie H.265+/H.265/H.264+/H.264, detecție inteligentă a persoanelor și vehiculelor, slot microSD de până la 512 GB, 7 intrări / 2 ieșiri de alarmă și alimentare 36 V DC. Fizic, cântărește 20,8 kg și are dimensiunile 779 mm × 277 mm × 523 mm (31" × 11" × 21").

Ultima versiune de firmware publicată de Hikvision pentru DS-2SK8C440MXG1-LWF/28(25x25x) este V5.9.32 build 260617, din 17.06.2026 (regiunea Global). Mai jos găsești link-ul oficial de descărcare, notele de versiune și versiunile anterioare.

Firmware-ul se încarcă din interfața web a aparatului (meniul de întreținere / upgrade), din SADP sau iVMS-4200 ori, la înregistratoare, de pe un stick USB din meniul local.

Mai jos găsești fișa tehnică completă, tradusă în română.

Firmware actual

Versiuni anterioare

Hikvision publică doar versiunea actuală pentru acest model. Când apare o versiune nouă, o păstrăm pe cea veche aici.

Specificații DS-2SK8C440MXG1-LWF/28(25x25x)

Specificațiile sunt cele publicate de Hikvision, cu etichetele traduse în română (preluate la 02.11.2026). Ce nu am tradus a rămas în engleză.

Senzor de imagine	[PTZ channel 2/3]1/1.8" Progressive Scan CMOS, [PTZ channel 1] 1/1.8" Progressive Scan CMOS
Iluminare minimă	[PTZ channel 2/3]Color: 0.0005 Lux @ (F1.5, AGC ON), B/W: 0.0001 Lux @ (F1.5, AGC ON), 0 Lux with light, [PTZ channel 1] Color: 0.0005 Lux @ (F1.2, AGC ON), B/W: 0.0001 Lux @ (F1.2, AGC ON), 0 lux cu IR
Viteză obturator	1/25 s – 1/30000 s
Obturator lent	Da
Zi și noapte	[PTZ channel 2/3]Auto,Night,Schedule,Day, [PTZ channel 1] Auto,Night,Schedule,Day
Zoom	[PTZ channel 2/3]25 × optical, 16 × digital, [PTZ channel 1] 40 × optical, 16 × digital

Câmp vizual (FOV)	[PTZ channel 2/3] horizontal field of view: 58.8° – 3.1°, vertical field of view: 34.4° – 1.7°, diagonal field of view: 66° – 3.5°, [PTZ channel 1] horizontal field of view: 59.1° – 2°, vertical field of view: 34.1° – 1.1°, diagonal field of view: 67.1° – 2.3°
Focalizare	Auto,semi-auto,manual,rapid focus
Distanță focală	[PTZ channel 2/3]6 – 150 mm, [PTZ channel 1] 6 – 240 mm
Diafragmă	[PTZ channel 2/3]F1.5, [PTZ channel 1] F1.2

Distanță iluminare suplimentară	[PTZ channel 2/3]IR up to 150 m [PTZ channel 1] white light: up to 80 m; IR up to 350 m
Iluminare suplimentară inteligentă	Da

Unghi de rotire (pan)	[Base] 0° – 280° ,（Max.5000cycles）,[PTZ channel 2/3]0° – 360°, [PTZ channel 1] 0° – 360°
Unghi de înclinare (tilt)	[PTZ channel 2/3]-33° – 90°, [PTZ channel 1] -20° – 90°
Viteză pan	[PTZ channel 2/3]pan speed: configurable from 0.1° – 160°/s, preset speed: 240°/s,[PTZ channel 1] pan speed: configurable from 0.1° – 160°/s, preset speed: 240°/s
Viteză tilt	[PTZ channel 2/3]tilt speed: configurable from 0.1° – 120°/s, preset speed 200°/s,[PTZ channel 1] tilt speed: configurable from 0.1° – 120°/s, preset speed 200°/s
Pan proporțional	Da
Presetări	300
Patrulare	8 patrols, up to 32 presets for each patrol
Scanare după tipar	4 pattern scans, record time over 10 minutes for each scan
Memorare la pierderea alimentării	Da
Acțiune de parcare	Preset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan
Poziționare 3D	Da
Afișare stare PTZ	Da
Înghețare imagine la presetare	Da
Sarcini programate	Preset,pattern scan,patrol scan,auto scan,tilt scan,random scan,frame scan,panorama scan,dome reboot,dome adjust,aux output

Flux principal	[PTZ channel 2/3]50Hz:25fps (2688×1520,2560x1440,1920×1080,1280×960,1280x720) 60Hz:30fps （2688x1520，2560x1440,1920x1080,1280x960,1280x720) [PTZ channel 1] 50Hz:25fps (2688×1520,2560x1440,1920×1080,1280×960,1280x720) 60Hz:30fps （2688x1520，2560x1440,1920x1080,1280x960,1280x720)
Flux secundar	[PTZ channel 1] 50 Hz: 25 fps (704x576,640x480,352x288), 60 Hz: 30 fps (704x480,640x480,352x240),[PTZ channel 2/3]50 Hz: 25 fps (1200 × 536、960x432), 60 Hz: 30 fps (1200 × 536、960x432)
Al treilea flux	[PTZ channel 1] 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 × 576, 640 × 480, 352 × 288),[PTZ channel 2/3]No
Compresie video	Main stream: H.265+/H.265/H.264+/H.264, Sub-stream: H.265/H.264/MJPEG, Third stream: H.265/H.264/MJPEG
Debit video	32 Kbps – 16 Mbps
Profil H.264	Baseline profile,Main profile,High profile
Profil H.265	Main profile
Codare video scalabilă (SVC)	Codare H.264 și H.265

Firmware DS-2SK8C440MXG1-LWF/28(25x25x)

Firmware actual

Versiuni anterioare

Specificații DS-2SK8C440MXG1-LWF/28(25x25x)

Cameră

Obiectiv

Iluminator

PTZ

Video

Audio

Rețea

Imagine

Detecție suplimentară

Interfețe

Large Models

Evenimente

Funcții deep learning

Asociere și urmărire

General

Certificări

Documente oficiale

Modele din aceeași serie

Caută alt model

Compresie audio	G.711,G.722.1,G.726,MP2L2,PCM,AAC-LC,MP3
Frecvență de eșantionare audio	8 kHz,16 kHz,32 kHz,48 kHz

API	ISAPI,SDK,ISUP
Stocare în rețea	NAS (NFS, SMB/CIFS),auto network replenishment (ANR)
Protocoale	RTP,IGMP,IPv4,UDP,SFTP,RTCP,WebSocket,SSL/TLS,ICMP,HTTPS,QoS,HTTP,SMTP,SNMP,RTSP,NTP,FTP,DDNS,TCP/IP,DNS,802.1X,IPv6,DHCP,PPPoE,UPnP,WebSockets
Vizualizare live simultană	Până la 20 canale
Utilizatori / gazdă	Până la 32 users. 3 user levels: administrator, operator, and user
Securitate	Password protection,complicated password,HTTPS encryption,IP address filter,802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5),watermark,host authentication (MAC address),TPM 2.0 (FIPS 140-2 level 2)
Client software	iVMS-4200,HikCentral Pro,Hik-Connect
Browser web	Plug-in required live view: IE8+ Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Safari 11+ Local service: Chrome 41.0+, Firefox 30.0+

Gamă dinamică extinsă (WDR)	120 dB
Comutare zi/noapte	Zi, noapte, automat, programat
Îmbunătățire imagine	HLC,3D DNR
Mascare zone private	[PTZ channel 2/3]8 programmable polygon privacy masks, [PTZ channel 1] 24 programmable polygon privacy masks; mask color or mosaic configurable
Anti-ceață	Optical defog
Stabilizare imagine	EIS (Built-in gyroscope to improve EIS performance)
Expunere pe zonă	Da
Focalizare pe zonă	[PTZ channel 2/3]No, [PTZ channel 1] Yes
Setări imagine	Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
Comutare parametri imagine	Da
Raport semnal/zgomot (SNR)	≥ 52 dB

Fibră optică	1 FC interface, built-in fiber module, 1000M, TX1310/RX1550 nm wavelength, single module fiber, up to 20 km transmission distance
Interfață Ethernet	1 RJ45 1000M self-adaptive Ethernet port
Stocare locală	Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512 GB
Alarmă	7 input(s), 2 output(s)
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
RS-485	1 RS-485 (Half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive)
Resetare	Da

Evenimente de bază	[PTZ channel 1 & PTZ channel 2/3] alarm input and output, exception,[PTZ channel 1] motion detection, video tampering alarm
Acțiuni asociate	Upload to FTP/NAS/memory card,send email,trigger alarm output,trigger recording,audible warning,notify surveillance center,and PTZ actions (such as preset)

Protecție perimetrală	Line crossing detection, intrusion detection, region entrance detection, region exiting detection, loitering detection, people gathering detection, fast moving detection, parking detectionSupport alarm triggering by specified target types (human and vehicle)
Metadate	Intrusion detection,line crossing detection,region entrance detection,region exiting detection
Intelligent Transportation System	Traffic Violation Evidence Collection: illegal parking, reverse driving, over lane line detection, continuous lane change, motor vehicle on non-motor vehicle lane, U-turn, slalom driving, illegal lane change, and queue jumping. Traffic Data Collection: Traffic Flow. Road incident detection: (1) Road incident detection for highways and elevated roads: fallen object detection, pedestrian detection, congestion detection, roadblock detection, construction detection, traffic accident detection, fog detection, smoke detection, and fire detection; (2) Road incident detection for urban roads: congestion detection, roadblock detection, construction detection, traffic accident detection, fog detection, smoke detection, and fire detection Supports general highway incident detection：supports pothole detection, crack detection, and alligator cracking detection
AcuSeek	Support search for humans, vehicles, non-motorized vehicles, and animals (large animals (cattles, horses, sheep, pigs), small animals (cats, dogs), poultry (chicken, ducks, geese)). This function requires use with AcuSeek NVR/Servers.
Detecție multi-țintă	[PTZ channel] Supports simultaneous detection and capture of human body, face and vehicle,Supports counting the number of line crossing targets by type, including human body, non-motor vehicle, motor vehicle,Supports dynamic mosaic mask

Urmărire inteligentă	Manual tracking, auto-tracking
Asociere inteligentă	manual tracking, tracking takeover, linked tracking capture, track in turn, panorama linkage
Urmărire obiecte	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.

Funcții generale	mirror,password protection
Alimentare	36 VDC± 25%, Max. 120 W, including max. 22.6 W for IR and max. 13W for heater
Condiții de funcționare	-40 °C – 70 °C (-40 °F – 158 °F). Humidity 95% or less (fără condensare),For speaker: -30 °C – 55°C (-22°F – 131°F)
Ștergător	Da
Anti-aburire	Da
Material	ADC12
Dimensiuni	779 mm × 277 mm × 523 mm (31" × 11" × 21")
Greutate	Approx. 20.8 kg (45.76 lb.)
Limbă	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

Compatibilitate electromagnetică (EMC)	CE-EMC (EN 55032: 2015, EN 61000-3-2: 2019, EN 61000-3-3: 2013 + A1: 2019, EN 50130-4: 2011 + A1: 2014),RCM (AS/NZS CISPR 32: 2015),IC (ICES-003: Issue 7)
Siguranță	CB (IEC 62368-1: 2014 + A11),CE-LVD (EN 62368-1: 2014/A11: 2017)
Mediu	CE-RoHS (2011/65/EU),WEEE (2012/19/EU),Reach (Regulation (EC) No 1907/2006)
Protecție	IP67 (IEC 60529-2013),TVS 6000 V lightning protection, surge protection and voltage transient protection,IK10 (IEC 62262:2002, excluding glass window)

Poziționare prin satelit	Nu
Giroscop	Da
Busolă	Nu