A421

Product Profile

Taper	Zoom Tube
Product Application	Face, People and Car Detection
Environnement d'application	Extérieur
Résolution Maximum	8MP
Image Sensor	Progressive Scan CMOS
Sensor Size	1/2.8 "
Effective Pixels	3864(H) X 2192(V) (8.46 MP)
Jour / Nuit	Oui
Low Light Sensitivity	Superior
Minimum Illumination	Couleur: 0.03 lux (30 IRE); B/W: 0 lux (IR LED on)
Mechanical IR Cut Filter	Oui
Infrarouge	IR LED Adaptatif
IR Working Distance	40m
Electronic Shutter	1/5-1/64000 sec (manual mode); 1/5-1/64000 sec (auto mode)
Horizontal Resolution (TV Lines)	2000 TVL
S/N Ratio	75 dB

Lentilles

Focal Length	Zoom, f2.8-12mm
Aperture	F1.3
Rapport d'échelle	4.3x optical zoom
Zoom Application	Camera Installation
Iris	Adaptive iris
Focus	Auto focus
Lens Mount	Board mount
Angle de vue horizontal	103.6° - 31.1°
Vertical Viewing Angle	56.8° - 17.4°

Video

Compression	H.265 Adaptive Stream (equivalent to Zip or Smart Stream or H.265+), H.264, MJPEG
Maximum Frame Rate vs. Resolution	30 fps at 3840 x 2160 (4K Ultra HD) 30 fps at 2592 x 1944 30 fps at 2048 x 1536 30 fps at 1920 x 1080 30 fps at 1280 x 960 30 fps at 1280 x 720 30 fps at 800 x 600 30 fps at 720 x 480 30 fps at 640 x 480 30 fps at 480 x 360 30 fps at 360 x 270
Bit Rate Mode	Constant, Variable
Multi-Diffusion	Simultaneous triple streams
Réduction du bruit numérique	2D + 3D DNR
Gamme Dynamique Étendue	Extreme Gamme dynamique étendue (130 dB)
Image Orientation	Flip, Mirror, Rotation (Corridor mode)
Image Enhancement	balance des blancs, Luminosité, Backlight compensation (BLC), Contraste, Saturation, Netteté de l'image, Automatic gain control, Flickerless, Digital Image Stabilizer (DIS, EIS)
Privacy Mask	4 configurable regions
Text Overlay	Yes
On-Screen Graphics (Picture Overlay)	Yes
Built-in Analytics	Deep Learning : Détection Faciale, People Detection, Vehicle Detection, Tampering Detection, People Line Crossing Detection, People Enter Area Detection, People Exit Area Detection, People Loitering Detection

l'audio

Type Audio	bidirectionnel, Interface micro, Entrée de source audio externe, Sortie de source audio externe
Audio Compression	8 kHz, Mono, G.711 u-law

Réseau

Network Protocol & Service	IPv4/v6, TCP, UDP, DHCP, PPPoE, HTTP, HTTPS, DNS, DDNS, NTP, RTP, RTSP, RTCP, SMTP, FTP, IGMP, ICMP, ARP, Bonjour, UPnP, QoS, SNMP, IEEE 802.1X
Ethernet Port	1 x Ethernet (10/100 Base-T), RJ-45 pigtail connector
Security	IP address filtering, HTTPS encryption, Password protected user level, Anonymous login, IEEE 802.1X network access control

Evènement

Event Trigger	Video motion detection (3 regions), External device through digital input, Sound detection, Intelligent event detection, Video streams loss
Event Response	Notify control center, Change camera settings, Command other devices, E-mail notification with snapshots, Play the audio file, Push notification to mobile device, Save video to storage, Upload video to NVR server, Upload video or snapshot to FTP server, Activate external device through digital output

System

System Monitor	CPU loading, memory usage and network statistics via API
Watchdog	Support

Integration

Unified Solution	Fully compatible with ACTi software
GPS Position	Manual setting
Edge Recording	Support (integration with NVR by ONVIF Profile G or proprietary protocol)*
ONVIF Compliant	Oui, Profile S, Profile G, Profile Q, Profile T, Profile M
Navigateur Web	IE 11, Google Chrome, Microsoft Edge, Apple Safari
Auto Firmware Upgrade	Oui

Interface

Interface Audio	1/1, Cable with 3.5mm Phone Jack
Entrées/Sorties Numériques	1/1 (Cable with Terminal block), DC Output Voltage: 5V
Operating Button	Reset Button

General

Power Source	DC 12V, PoE Class 3 (IEEE802.3af)
Power Consumption	12.95 W (PoE)
Weight	1260g (2.78lb)
Dimensions	(W x H x D): 94mm x 80.87mm x 291.16mm (3.70" x 3.18" x 11.46")
Environmental Casing	Étanche (IP67), Boîtier antivandale (IK10)
Corrosion Protection	Optional for project request. Chassis corrosion resistance at the seashore approximately 2-3 years.
Starting Temperature	-20°C ~ 50°C (-4°F ~ 122°F)
Operating Temperature	-30°C ~ 50°C (-22°F ~ 122°F)
Approvals	CE Class B, FCC Class B, IP67, IK10 (metal casing)
Couleur du boîtier	White
Real-time Clock (RTC)	Oui
Warranty	3 Year(s). For extended warranty offering, see http://www.acti.com/support/warranty
Comments	* Edge Recording function is integrated with NVR 3 Corporate / NVR 3 Business / INR / GNR series.

Product Specifications

• Camera Firmware A9.08.04 Release Notes (246KB)
• Camera Firmware A9.06.00 Release Notes (279KB)
• Camera Firmware A9.05.03 Release Notes (401KB)
• Camera Firmware A9.04.02 Release Notes (246KB)
• Camera Firmware A9.03.03 Release Notes (243KB)
• Camera Firmware A9.02.04 Release Notes (414KB)
• Camera Firmware A9.01.02 Release Notes (411KB)
• Camera Firmware A9.00.09 Release Notes (387KB)
• A421 Datasheet (342KB)
• A421 Datasheet - Français
• A421 Datasheet (Full Version) - Français

Software & Firmware Download

• Camera Firmware A9.08.04 (63MB)
• Camera Firmware A9.07.01 (64MB)
• Camera Firmware A9.06.00 (60MB)
• Camera Firmware A9.04.02 (59MB)
• Camera Firmware A9.03.03 (59MB)
• Camera Firmware A9.02.04 (57MB)
• Camera Firmware A9.01.02 (55MB)
• Camera Firmware A9.00.09 (91MB)

Manuals & Guides

• A44 A45 A46 A48 A421 A425 Hardware Manual (1MB)
• Camera Firmware Manual A2.08.03, A3.08.04, A4.03.05, A5.03.00, A6.03.00, A7.00.02, A8.02.04, A9.00.04 (5MB)
• Camera Quick Installation Guide (955KB)
• Camera Firmware Manual A2.05.04, A3.05.00, A4.02.00, A5.01.07, A6.01.08, A7.00.02, A8.02.02, A9.00.04 (5MB)

Technical Information

• ACTi Camera API and URL Commands (5MB)
• A4x A421 A425 NEMA 4X Certification (486KB)
• [FAQs] How to Fix Flickering on ACTi Cameras (155KB)
• A44~A46 A48 A413 A421 A425 IP67 Certification (550KB)
• A44 A45 A46 A48 A413 A421 A425 CE FCC Certification (133KB)
• A421 IP67 Certification (575KB)
• A421 IK10 Certification (276KB)
• A421 CE FCC Certification (108KB)
• A44 A45 A46 A48 A421 A425 Dimension Diagram (3MB)

How to Sell

• ACTi Mobile Vehicle Surveillance Solutions (pdf) (2MB)
• ACTi Mobile Vehicle Surveillance Solutions (ppt) (17MB)
• 2025 Q3 Product Matrix Flyer_NDAA_EN (521KB)
• 2025 Q3 Product Matrix Flyer_All Product_EN (572KB)
• ACTi Military Surveillance Solutions (pdf) (1MB)
• ACTi Military Surveillance Solutions (ppt) (7MB)
• ACTi Traffic Surveillance Solutions (pdf) (1MB)
• ACTi Traffic Surveillance Solutions (ppt) (6MB)
• ACTi Stadium Surveillance Solutions (pdf) (1MB)
• ACTi Stadium Surveillance Solutions (ppt) (8MB)
• ACTi Parking Lot Surveillance Solutions (pdf) (1MB)
• ACTi Parking Lot Surveillance Solutions (ppt) (6MB)
• ACTi Residential Surveillance Solutions (pdf) (2MB)
• ACTi Residential Surveillance Solutions (ppt) (7MB)
• ACTi Restaurant Surveillance Solutions (pdf) (2MB)
• ACTi Restaurant Surveillance Solutions (ppt) (7MB)
• ACTi Park and Square Surveillance Solutions (pdf) (1MB)
• ACTi Park and Square Surveillance Solutions (ppt) (5MB)
• ACTi Train Station Surveillance Solutions (pdf) (2MB)
• ACTi Train Station Surveillance Solutions (ppt) (7MB)
• ACTi 火車站監控解決方案 (pdf) (2MB)
• ACTi 火車站監控解決方案 (ppt) (7MB)
• ACTi 移動車輛監控解決方案 (pdf) (2MB)
• ACTi 移動車輛監控解決方案 (ppt) (17MB)
• ACTi Logistics Surveillance Solutions (pdf) (1MB)
• ACTi Logistics Surveillance Solutions (ppt) (8MB)
• ACTi 物流監控解決方案 (pdf) (2MB)
• ACTi 物流監控解決方案 (ppt) (8MB)
• ACTi 數據中心監控解決方案 (ppt) (9MB)
• ACTi 數據中心監控解決方案 (pdf) (2MB)
• ACTi Data Center Surveillance Solutions (ppt) (9MB)
• ACTi Data Center Surveillance Solutions (pdf) (2MB)
• ACTi Banking Surveillance Solutions (pdf) (2MB)
• ACTi Banking Surveillance Solutions (ppt) (8MB)
• ACTi Airport Surveillance Solutions (pdf) (2MB)
• ACTi Airport Surveillance Solutions (ppt) (8MB)
• ACTi Utility Surveillance Solutions (pdf) (1MB)
• ACTi Utility Surveillance Solutions (ppt) (7MB)
• ACTi Retail Surveillance Solutions (pdf) (1MB)
• ACTi Retail Surveillance Solutions (ppt) (7MB)

Media

• A421 Brand Comparison Video
• A421 Image Quality Video
• Connecting the Cable (80MB)
• A421 Image 450 x 450 png (121KB)

Accessoires de Montage - Camera Mount

• 
  PMAX-0512

  Pole Mount (for E39, PMAX-0706), supports 3.25" to 7.0" Poles

  USD $130.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PMAX-0517

  Pole Mount (for A44, A45, A46, A48, A413), supports 3.25" to 7.0" Poles

  USD $160.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PMAX-0518

  Pole Mount (for A44, A45, A46, A48, A413), supports 2" to 3" Poles

  USD $130.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PMAX-0524

  Pole Mount (for A46, A421, A422, A423, A425, VMGB-359), supports 2.64" to 5" Poles

  USD $178.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PMAX-0706

  Junction Box (for A3x, A4x, E39, E41x, PMAX-0805)

  USD $163.00

  Cost: USD $null

  Discount: 0%

  GP: null%

Note: Some mounting accessories may need additional accessories for installation. Please check www.acti.com/mountingselector for more information.

Accessoires pour alimentation - Adaptateur d'alimentation

• 
  PPBX-0012

  Power Adapter AC 100~240V (US), for A3x, A4x, A88, A9x, Z31, Z8x, Z9x
• 
  PPBX-0013

  Power Adapter AC 100~240V (EU), for A3x, A4x, A88, A9x, Z31, Z8x, Z9x

  USD $46.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PPBX-0014

  Power Adapter AC 100~240V (UK), for A3x, A4x, A88, A9x, Z31, Z8x, Z9x

  USD $51.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PPBX-0026

  Power Adapter AC 100~240V (US), for A3x, A4x, A7x, A88, A9x, Z3x, Z4x, Z7x, Z8x, Z9x

  USD $58.00

  Cost: USD $null

  Discount: 0%

  GP: null%

Accessoires pour alimentation - Injecteur PoE

• 
  PPOE-0002

  PoE Injector IEEE 802.3af compliant, AC 100~240V, with universal connectors
• 
  PPOE-0106

  High PoE Injector IEEE 802.3at compliant, AC 100~240V, with universal connectors (for A416, A418, B913, B923, B934, Q450, Q75, VMGB-60X, Z37, Z71, Z952)
• 
  PPOE-0107

  High PoE Injector IEEE 802.3at compliant, AC 100~240V, with universal connectors (for A416, A418, B913, B923, B934, Q450, Q75, VMGB-60X, Z37, Z71, Z952)

  USD $211.00

  Cost: USD $null

  Discount: 0%

  GP: null%

Audio Devices - Microphone

• 
  PMIC-0100

  Active Microphone Omnidirectional for all Cameras with Line-in Audio

  USD $104.00

  Cost: USD $null

  Discount: 0%

  GP: null%

• 
  PMIC-0200

  Passive Microphone Omnidirectional for all Cameras with Mic-in Audio using 3.5mm Phone Jack

  USD $84.00

  Cost: USD $null

  Discount: 0%

  GP: null%

People Analytics

• 
  People Line Crossing Detection

  "Line Crossing" captures the movement of people or objects over a predetermined virtual line.
• 
  People Enter Area Detection

  "Enter Area" detects and captures video of people that have entered and stayed in a marked area for longer than a certain amount of time.
• 
  People Loitering Detection

  Detects loitering of people using video analytics.

Face Analytics

• 
  Détection Faciale

  Detects the presence of people in specific target areas as event triggers by detecting the face of the people standing in front of the cameras.

Camera Technology

• 
  H.265 Adaptive Stream

  Next generation video compression delivering high video quality and low bandwidth.