IPC-HFW2531T-ZS-S2,Dahua 5MP Lite IR Vari-focal Bullet Network Camera, with upgraded H.265 encoding technology, Dahua Lite series camera has efficient video encoding capacity, which saves bandwidth and storage space.
Quick Specs
Table 1 shows the Quick Specs.
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Product Code |
IPC-HFW2531T-ZS-S2 |
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Image Sensor |
1/2.7″ 5Megapixel progressive CMOS |
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Effective Pixels |
2592 (H) x1944 (V) |
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ROM |
128 MB |
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RAM |
256MB |
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Electronic Shutter Speed |
Auto/Manual 1/3 s�C1/100000 s |
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Min. Illumination |
0.008 Lux@F1.5 |
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IR Distance |
60 m (196.8 ft) |
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Casing |
Metal |
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Dimensions |
244.1 mm x��90.4 mm (9.61″ x��3.26″) |
Product Details
TheIPC-HFW2531T-ZS-S2 provides these features:
* 5MP, 1/2.7″CMOS image sensor, low illuminance, high image definition
* Outputs 2688×1520 (2688×1520) @ 25/30 fps, and supports max. 5MP (2592×1944) @ 20 fps
* H.265 codec, high compression rate, ultra-low bit rate
* Built-in IR LED, max IR distance: 60 m
* ROI, SMART H.264/H.265, flexible coding, applicable to various bandwidth and storage environments
* Rotation mode, WDR, 3D DNR, HLC, BLC, digital watermarking, applicable to various monitoring scenes
* Intelligent detection: Intrusion, tripwire
* Abnormality detection: Motion detection, video tampering, no SD card,
* SD card full, SD card error, network disconnected, IP conflict, illegal access, voltage detection
* Supports max. 256 GB Micro SD card
* 12V DC/PoE power support
* IP67 protection
Compare to Similar Items
Table 2shows the comparison.
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Product Code |
IPC-HFW2531T-ZS-S2 |
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Image Sensor |
1/3” CMOS |
1/2.7″ 5Megapixel progressive CMOS |
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Effective Pixels |
2688 (H) x1520 (V) |
2592 (H) x1944 (V) |
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ROM |
128 MB |
128 MB |
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RAM |
128 MB |
256MB |
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Minimum Illumination |
0.01 Lux@F1.6 |
0.008 Lux@F1.5 |
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IR Distance |
50 m (164.04 ft) (IR) |
60 m (196.8 ft) |
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Smart IR |
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Yes |
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Power Supply |
12V DC/POE |
12V DC/PoE (802.3af) |
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Power Consumption |
Basic power consumption: 1.9W (12V DC), 2.8W (POE) Max power consumption (H.265, Max resolution, Maxstream, WDR, IR full intensity, IVS): 8W (12V DC), 9.6W(POE) |
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Casing |
Metal |
Metal |
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Dimensions |
��244.1 mm x90.4 mm (��9.61″ x3.26″) |
244.1 mm x��90.4 mm (9.61″ x��3.26″) |
GetMoreInformation
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Dahua HFW2531T-ZS-S2 Specification
IPC-HFW2531T-ZS-S2Â Specification |
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Camera |
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Image Sensor |
1/2.7″ 5Megapixel progressive CMOS |
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Effective Pixels |
2592 (H) x 1944 (V) |
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ROM |
128 MB |
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RAM |
256Â MB |
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Scanning System |
Progressive |
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Electronic Shutter Speed |
Auto/Manual 1/3 s??/span>1/100000 s |
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Min. Illumination |
0.008 Lux@F1.5 |
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IR Distance |
60 m (196.8 ft) |
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IR On/Off Control |
Auto/Manual |
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IR LEDs Number |
4 |
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Pan/Tilt/Rotation Range  |
Pan: 0°??/span>360° Tilt: 0°??/span>90° Rotation: 0°??/span>360° |
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Lens |
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Lens Type |
Motorized vari-focal |
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Mount Type |
φ14 |
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Focal Length |
2.7 mm??/span>13.5 mm |
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Max. Aperture |
F1.5 |
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Field of View  |
Pan: 100°??/span>26° Tilt: 72°??/span>20° Diagonal: 133°??/span>33° |
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Iris Type |
Fixed aperture |
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Close Focus Distance |
0.8m??/span>0.8m (2.62 ft??/span>2.62 ft) |
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DORI Distance |
Lens |
Detect |
Observe |
Recognize |
Identify |
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W |
64 m (209.97 ft) |
25.6 m (83.99 ft) |
12.8 m (41.99 ft) |
6.4 m (21.00 ft) |
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T |
220 m (721.78 ft) |
88 m (288.71 ft) |
44 m (144.36 ft) |
22 m (72.18 ft) |
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Smart event |
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General IVS Analytics |
Tripwire; intrusion |
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Video |
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Video Compression |
H.265; H.264; H.264B; MJPEG |
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Smart Codec |
Yes |
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Video Frame Rates |
Main stream: 2592 x 1944 (1 fps-20 fps) 2688 x 1520 (1 fps-25/30 fps) Sub stream: 704 x 576 (1 fps-25 fps) 704 x 480 (1 fps-30 fps) |
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Streaming Capability |
2Â Streams |
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Resolution |
2592×1944(2592×1944); 2688×1520(2688×1520); 3M(2048×1536); 2304×1296(2304×1296); 1080p(1920×1080); 1.3M (1280 x 960); 720p(1280×720); D1(704x 576/704×480); VGA(640×480); CIF(352×288/352×240) |
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Bit Rate Control |
CBR/VBR |
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Bit Rate |
H.264: 32 Kbps??/span>8192 Kbps H.265: 12 Kbps??/span>8192 Kbps |
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Day/Night |
Auto(ICR)/Color/B/W |
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BLC |
Yes |
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HLC |
Yes |
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WDR |
120 dB |
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White Balance |
Auto/natural/street lamp/outdoor/manual/regional custom |
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Gain Control |
Auto / Manual |
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Noise Reduction |
3D DNR |
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Motion Detection |
OFF/ON (4 areas, rectangular) |
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Region of Interest(RoI) |
Yes (4 areas) |
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Smart IR |
Yes |
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Image Rotation |
0°/90°/180°/270° (Supports 90°/270° with 2688 × 1520 resolution and lower.) |
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Mirror |
Yes |
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Privacy Masking |
4 areas |
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Network |
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Ethernet |
RJ-45 (10/100 Base-T) |
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Protocol  |
IPv4; IPv6; HTTP; HTTPS; TCP; UDP; ARP; RTP ; RTSP;Â RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS;Â UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; 802.1x;Â Bonjour |
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Interoperability |
ONVIF(Profile S/Profile G/Profile T);CGI; P2P; Milestone; Genetec |
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User/Host |
20 |
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Edge Storage |
Dahua Cloud; FTP; SFTP; Micro SD Card (support max. 256 GB); NAS |
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Browser  |
IE Chrome Firefox |
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Management Software |
Smart PSS; DSS; DMSS |
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Mobile Phone |
IOS; Android |
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Certifications |
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Certifications  |
CE-LVD: EN60950-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07 |
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Power |
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Power Supply |
12V DC/PoE (802.3af) |
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Power Consumption |
< 9.9W |
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Environmental |
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Operating Conditions |
-30°C to +60°C (-22°F to +140°F)/less than ??95% |
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Storage Temperature |
-40°C to +60°C (-40°F to +140°F) |
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Protection Grade |
IP67 |
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Construction |
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Casing |
Metal |
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Dimensions |
244.1 mm x Φ90.4 mm (9.61″ x Φ3.26″) |
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