Hikvision DS-2TD1228T-3/QA(B) Thermal Imaging Camera Heat Detection Fire Alarm

      Hikvision DS-2TD1228T-3/QA(B) HeatPro Thermal & Optical Bi-Spectrum Turret Camera PoE 256×192 Temp Alarm

The Hikvision DS-2TD1228T-3/QA(B) is an advanced HeatPro thermal and optical bi-spectrum network turret camera designed for critical surveillance where thermal detection and visible-light imaging are required together. Combining thermal imaging with optical detail, this camera delivers reliable temperature measurement, perimeter analytics, and enhanced monitoring performance for industrial, commercial, and safety-critical environments. 

Key Features

• Bi-Spectrum Thermal + Optical Imaging: Integrates thermal and visible-light channels for comprehensive monitoring. 
• Thermal Resolution: 256 × 192 VOx sensor with 12 µm pixel pitch and NETD < 40 mK for clear thermal contrast.
• Optical Sensor: 4 MP (2688 × 1520) progressive scan CMOS for detailed visible-light footage. 
• Temperature Measurement & Alarm: Extreme range temperature detection from –20 °C to 550 °C with ±2 °C or ±2 % accuracy and exception alarms. 
• Smart Detection & Analytics: Human/vehicle classification and smart alarm rules to enhance perimeter security. 
• Advanced Image Enhancement: Includes WDR (120 dB), 3D-DNR, sun-reflection filter, smoke and forklift alarm filters. 
• PoE Support: Power over Ethernet (IEEE 802.3af) simplifies installation with single-cable data and power. 
• Weatherproof Housing: IP67 rating for reliable outdoor operation. 
• Storage Options: Supports microSD card local storage (up to 256 GB) with network storage support. 

Technical Specifications

Thermal Module

• Resolution: 256 × 192 VOx uncooled sensor 

• NETD: < 40 mK (@25 °C, F1.0) 

• Focal Length: 3.6 mm

• Temperature Range: –20 °C to 550 °C (±2 °C/±2 %) 

Optical Module

• Sensor: 1/2.7″ Progressive Scan CMOS

• Resolution: 2688 × 1520 (4 MP) 

• Min. Illumination: 0.0089 Lux (F1.6, AGC ON) / 0 Lux with IR 

• Focal Length: 4.3 mm 

• WDR: 120 dB 

Video & Compression

• Codec: H.265/H.264 

• Bi-Spectrum Fusion & Picture-in-Picture: Provides combined thermal/optical overlay views. 

Network & Storage

• Protocols: IPv4/IPv6, HTTP/HTTPS, FTP, SMTP, UPnP, SNMP, DNS, DDNS, RTSP, TCP/UDP, IGMP, DHCP and more 

• Local Storage: MicroSD/SDHC/SDXC (up to 256 GB) 

• PoE: IEEE 802.3af, Class 3 

General

• Protection: IP67 weatherproof 

• Operating Conditions: –40 °C to 70 °C, humidity ≤95% 

• Dimensions: Approx. 138.3 × 138.3 × 123.1 mm 

Typical Uses

• Perimeter Security: Ideal for industrial and large-area perimeter monitoring. 
• Fire Prevention: Temperature exception alarms help detect overheating and fire risk early.
• Industrial & Warehouse Surveillance: Monitors equipment and processes for safety deviations. 
• Critical Infrastructure Protection: Effective in environments with low light or total darkness where thermal imaging excels.