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Dahua Security Camera: 8MP(4K) Dome, 3.7-13.5mm, Lite - DH-IPC-HDBW2831RP-ZS-3711

Description

The DH-IPC-HDBW2831R-ZS is a robust 8MP dome network camera with a varifocal motorized lens and smart infrared features, designed for both indoor and outdoor environments. It delivers 4K image quality with intelligent video analytics like tripwire and intrusion detection. With wide dynamic range (WDR) and Smart IR, this camera adapts to challenging lighting conditions to provide reliable video capture day or night.

Key Features

  • 4K Ultra HD Resolution – Delivers 3840×2160 resolution for exceptional clarity and detail.
  • Motorized Varifocal Lens (3.7–11 mm) – Allows flexible zoom and framing during installation.
  • Smart IR with 30m Range – Infrared LEDs adjust automatically to avoid white-out and improve clarity in darkness.
  • WDR (120 dB) – Optimizes image quality in scenes with both bright and dark areas.
  • IVS (Tripwire & Intrusion Detection) – Detects movement in specific zones to trigger alerts.
  • Rugged Build (IP67, IK10) – Built to withstand weather and physical impact.
  • Smart Codec H.265+ – Reduces bandwidth and storage needs by up to 70%.
  • MicroSD Support up to 128GB – Enables onboard storage for local recording.

   

Perfect For:

  • Storefront Entrances
  • School Hallways
  • Parking Garages
  • Office Building Perimeters
  • Warehouses
  • Apartment Complex Lobbies

Install Tips

  • Mount at 8–12 feet for optimal field of view.
  • Use 3.7mm for wide angle or zoom in to 11mm for tighter coverage.
  • Ideal for covered entries and eaves with wall or ceiling mount.
  • Enable IVS in the web interface for tripwire or intrusion zones.
  • Use PoE for cleaner installation and power supply.

Downloads

Datasheet DH-IPC-HDBW2831R-ZS_datasheet_20181228
Quick Start Guide Dahua Vari-focal Dome Network Camera_Quick Start Guide_V1.0.2
Installation Guide Dome Network Camera Installation Guide_V1.0.3
User Manual Web 3.0 Dahua Network Camera Web 3.0_Operation Manual_V2.1.8
User Manual Web 5.0 Dahua Network Camera Web 5.0_Operation Manual_V1.2.2

 

Quick-Read Specs Card

Feature Details
Resolution 8MP (3840×2160)
Lens Options 3.7–11 mm motorized varifocal
Night Vision Smart IR, up to 30m
AI Features Tripwire, Intrusion
WDR 120 dB
Audio Not supported
Storage microSD up to 128GB
Power 12VDC / PoE (802.3af)
Weather Rating IP67
Vandal Resistance IK10

Extra Info

Smart Codec (H.265+/H.264+) – Efficient Compression Without Compromise

This camera leverages Smart H.265+ and H.264+ compression technologies to optimize video streaming and reduce storage needs by up to 70%, all while preserving critical image clarity. The codec adapts in real time to motion and scene complexity, making it perfect for 24/7 surveillance, cloud recording, or environments with limited bandwidth.

IVS (Tripwire & Intrusion Detection) – Intelligent Zone Monitoring

Integrated Intelligent Video System (IVS) features such as tripwire and intrusion detection enable the camera to actively monitor defined zones for unauthorized entry or movement. With the ability to distinguish human and vehicle activity, it helps reduce false alarms and enhances situational awareness, making it well-suited for entry points, restricted areas, and perimeter defenses.

4K Technology – Ultra HD for Detail-Rich Surveillance

With 8MP (4K) resolution, this camera captures exceptionally sharp video, enabling detailed digital zoom during live viewing or playback. Fine details such as facial features, license plates, or small objects remain visible even at a distance, greatly enhancing the effectiveness of security footage for forensic review and identification.

Smart IR – Balanced Night Vision

Equipped with Smart IR, the camera automatically adjusts infrared LED brightness based on object proximity. This prevents overexposure of nearby subjects, ensuring that faces and objects remain identifiable even at night or in total darkness. This feature is especially useful for hallways, entrances, and narrow pathways.

Durability – Built for Demanding Environments

With an IP67-rated weatherproof housing and IK10-rated impact resistance, the camera is designed to withstand dust, rain, vandalism, and other physical abuse. It performs reliably in public spaces, outdoor walls, poles, or any exposed setting where durability is critical.

Wide Dynamic Range (WDR) – Clarity in Mixed Lighting

The camera's True WDR technology ensures balanced exposure in scenes with extreme lighting contrasts, such as entrances, storefronts, or parking garages. It preserves detail in both bright and dark areas simultaneously, producing usable video in backlit or high-glare conditions.

Environmental Resilience – Designed for Harsh Climates

Rated to operate in extreme temperatures ranging from -30°C to +60°C and in environments with high humidity, this camera is ready for deployment in a wide range of global climates, including cold winters, tropical conditions, and dry heat zones.

Q&A

Can this camera record in color at night?
It switches to black-and-white in low-light, but captures in color during the day. It does not support full-color night vision.

How far can the camera see at night?
The Smart IR range is up to 30 meters (98 feet).

Does it support audio recording?
No, this model does not have built-in mic or audio input.

Can the lens zoom remotely?
Yes, the motorized lens supports remote zoom and focus between 3.7 mm and 11 mm.

Does it support edge recording?
Yes, it has a Micro SD card slot that supports up to 128GB.

Is this camera vandal-proof?
Yes, it’s IK10-rated against impact and tampering.

What software can I use for viewing?
Supports Smart PSS, DSS, and the DMSS mobile app.

Does it support ONVIF for third-party NVRs?
Yes, it’s ONVIF-compliant for integration with other brands.

Product form

Dahua Security Camera: 8MP(4K) Dome, 3.7-13.5mm, Lite - DH-IPC-HDBW2831RP-ZS-3711

SKU: DH-IPC-HDBW2831RP-ZS-3711 Datasheet

🔴 OUT OF STOCK— Product may be EOL/obsolete. Contact us for alternatives.

$472.00 $323.00 Incl. GST

5% Off Discount Code: Dahua-2025
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    Description

    The DH-IPC-HDBW2831R-ZS is a robust 8MP dome network camera with a varifocal motorized lens and smart infrared features, designed for both indoor and outdoor environments. It delivers 4K image quality with intelligent video analytics like tripwire and intrusion detection. With wide dynamic range (WDR) and Smart IR, this camera adapts to challenging lighting conditions to provide reliable video capture day or night.

    Key Features

    • 4K Ultra HD Resolution – Delivers 3840×2160 resolution for exceptional clarity and detail.
    • Motorized Varifocal Lens (3.7–11 mm) – Allows flexible zoom and framing during installation.
    • Smart IR with 30m Range – Infrared LEDs adjust automatically to avoid white-out and improve clarity in darkness.
    • WDR (120 dB) – Optimizes image quality in scenes with both bright and dark areas.
    • IVS (Tripwire & Intrusion Detection) – Detects movement in specific zones to trigger alerts.
    • Rugged Build (IP67, IK10) – Built to withstand weather and physical impact.
    • Smart Codec H.265+ – Reduces bandwidth and storage needs by up to 70%.
    • MicroSD Support up to 128GB – Enables onboard storage for local recording.

       

    Perfect For:

    • Storefront Entrances
    • School Hallways
    • Parking Garages
    • Office Building Perimeters
    • Warehouses
    • Apartment Complex Lobbies

    Install Tips

    • Mount at 8–12 feet for optimal field of view.
    • Use 3.7mm for wide angle or zoom in to 11mm for tighter coverage.
    • Ideal for covered entries and eaves with wall or ceiling mount.
    • Enable IVS in the web interface for tripwire or intrusion zones.
    • Use PoE for cleaner installation and power supply.

    Downloads

    Datasheet DH-IPC-HDBW2831R-ZS_datasheet_20181228
    Quick Start Guide Dahua Vari-focal Dome Network Camera_Quick Start Guide_V1.0.2
    Installation Guide Dome Network Camera Installation Guide_V1.0.3
    User Manual Web 3.0 Dahua Network Camera Web 3.0_Operation Manual_V2.1.8
    User Manual Web 5.0 Dahua Network Camera Web 5.0_Operation Manual_V1.2.2

     

    Quick-Read Specs Card

    Feature Details
    Resolution 8MP (3840×2160)
    Lens Options 3.7–11 mm motorized varifocal
    Night Vision Smart IR, up to 30m
    AI Features Tripwire, Intrusion
    WDR 120 dB
    Audio Not supported
    Storage microSD up to 128GB
    Power 12VDC / PoE (802.3af)
    Weather Rating IP67
    Vandal Resistance IK10

    Extra Info

    Smart Codec (H.265+/H.264+) – Efficient Compression Without Compromise

    This camera leverages Smart H.265+ and H.264+ compression technologies to optimize video streaming and reduce storage needs by up to 70%, all while preserving critical image clarity. The codec adapts in real time to motion and scene complexity, making it perfect for 24/7 surveillance, cloud recording, or environments with limited bandwidth.

    IVS (Tripwire & Intrusion Detection) – Intelligent Zone Monitoring

    Integrated Intelligent Video System (IVS) features such as tripwire and intrusion detection enable the camera to actively monitor defined zones for unauthorized entry or movement. With the ability to distinguish human and vehicle activity, it helps reduce false alarms and enhances situational awareness, making it well-suited for entry points, restricted areas, and perimeter defenses.

    4K Technology – Ultra HD for Detail-Rich Surveillance

    With 8MP (4K) resolution, this camera captures exceptionally sharp video, enabling detailed digital zoom during live viewing or playback. Fine details such as facial features, license plates, or small objects remain visible even at a distance, greatly enhancing the effectiveness of security footage for forensic review and identification.

    Smart IR – Balanced Night Vision

    Equipped with Smart IR, the camera automatically adjusts infrared LED brightness based on object proximity. This prevents overexposure of nearby subjects, ensuring that faces and objects remain identifiable even at night or in total darkness. This feature is especially useful for hallways, entrances, and narrow pathways.

    Durability – Built for Demanding Environments

    With an IP67-rated weatherproof housing and IK10-rated impact resistance, the camera is designed to withstand dust, rain, vandalism, and other physical abuse. It performs reliably in public spaces, outdoor walls, poles, or any exposed setting where durability is critical.

    Wide Dynamic Range (WDR) – Clarity in Mixed Lighting

    The camera's True WDR technology ensures balanced exposure in scenes with extreme lighting contrasts, such as entrances, storefronts, or parking garages. It preserves detail in both bright and dark areas simultaneously, producing usable video in backlit or high-glare conditions.

    Environmental Resilience – Designed for Harsh Climates

    Rated to operate in extreme temperatures ranging from -30°C to +60°C and in environments with high humidity, this camera is ready for deployment in a wide range of global climates, including cold winters, tropical conditions, and dry heat zones.

    Q&A

    Can this camera record in color at night?
    It switches to black-and-white in low-light, but captures in color during the day. It does not support full-color night vision.

    How far can the camera see at night?
    The Smart IR range is up to 30 meters (98 feet).

    Does it support audio recording?
    No, this model does not have built-in mic or audio input.

    Can the lens zoom remotely?
    Yes, the motorized lens supports remote zoom and focus between 3.7 mm and 11 mm.

    Does it support edge recording?
    Yes, it has a Micro SD card slot that supports up to 128GB.

    Is this camera vandal-proof?
    Yes, it’s IK10-rated against impact and tampering.

    What software can I use for viewing?
    Supports Smart PSS, DSS, and the DMSS mobile app.

    Does it support ONVIF for third-party NVRs?
    Yes, it’s ONVIF-compliant for integration with other brands.

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