Product Overview
For site managers overseeing warehouses, manufacturing workshops, and industrial yards where fire risk or unauthorised access are genuine concerns, the DS-2TD2628T-7/QA delivers bi-spectrum thermography in a directional bullet housing designed for fixed outdoor mounting. This Hikvision Heat Pro camera combines a 256×192 thermal sensor with a 4MP optical module, running both simultaneously to flag temperature anomalies and classify moving targets without requiring visible light. Featuring a 6.9mm thermal lens and a 6.4mm optical lens, the camera monitors surface temperatures from -20 degrees C to 550 degrees C with an accuracy of plus or minus 2 degrees C, triggering alarms well before smoke or flame becomes visible to conventional cameras. It also integrates smoke detection, smoking detection, and a sun-reflection filter alongside forklift alarm filtering, making it suited to active industrial environments where nuisance alarms from reflective surfaces or heavy machinery are a real operational challenge.
Key Capabilities
Bi-Spectrum Thermal and Optical Imaging
The camera runs a 256×192 VOx uncooled focal plane thermal sensor alongside a 2688×1520 optical sensor simultaneously. This dual-channel design means operators can overlay or compare both feeds, giving thermal context to visible-light footage without switching between separate devices.
Wide-Range Temperature Measurement
Continuous temperature monitoring covers -20 degrees C to 550 degrees C across up to 10 point rules, 10 area rules, and 1 line rule simultaneously. Accuracy is rated at a maximum of plus or minus 2 degrees C or plus or minus 2 percent, supporting early intervention before thermal events escalate in high-risk industrial settings.
Fire, Smoke, and Smoking Detection
Dedicated algorithms detect fire events via temperature exception alarms, identify smoke plumes in the scene, and separately flag smoking activity. These 3 distinct detection modes enable the camera to cover both large-scale thermal hazards and compliance-related monitoring on the same unit.
Industrial Alarm Filtering
A sun-reflection filter reduces false triggers from glare on metal surfaces and reflective materials common in industrial yards. A dedicated forklift alarm filter suppresses nuisance VCA events caused by forklift movement, keeping alarm quality high in active loading and storage environments.
Active Audible and Visual Alarm Output
Built-in white light with a range of up to 30m provides a visible deterrent flash on alarm trigger, and an integrated audio alarm outputs across 3 alert types covering VCA and temperature exception events. This means the camera can take immediate on-site action without relying solely on back-end monitoring.
Deep Learning VCA with Vehicle and Human Classification
Up to 8 VCA rules covering line crossing, intrusion, region entrance, and region exiting can be configured on the thermal channel. Deep learning classification distinguishes between vehicles and humans, so alarm filtering at perimeter fence lines and yard entry points is based on target type rather than raw motion.
Best For
- Industrial Perimeter Monitoring: The bullet housing suits fixed wall or pole mounting at warehouse boundaries, loading docks, and yard entry points where the camera needs to maintain a consistent directional field of view across a defined approach.
- Early Fire and Overheat Detection: The temperature exception alarm system, covering up to 550 degrees C and 21 configurable measurement rules, is designed to detect thermal anomalies in storage areas, electrical plant rooms, and processing lines before a fire takes hold.
- Active Manufacturing Facilities: The forklift alarm filter and sun-reflection filter make the DS-2TD2628T-7/QA specifically suited to environments where machinery movement and reflective surfaces would otherwise generate excessive false alarms with a standard VCA camera.
- Outdoor Night Monitoring with IR: The 4MP optical module includes IR illumination up to 30m with auto-adjusted intensity, maintaining visible identification capability in complete darkness alongside the always-on thermal channel.
Why Choose the DS-2TD2628T-7/QA
A standard 4MP bullet camera can record what happens at an industrial site. The DS-2TD2628T-7/QA is built to detect what is about to happen. The 256×192 thermal sensor with NETD of less than 40mK at 25 degrees C gives it the sensitivity to flag surface heat before smoke or flame is visible, and the temperature measurement system supports up to 21 concurrent rules across points, areas, and lines. The bi-spectrum fusion capability means operators do not have to choose between thermal context and optical detail. Add the 3 independent detection modes for fire, smoke, and smoking, plus industrial-specific filters for forklift movement and sun reflection, and this camera addresses the specific failure points of conventional VCA systems in active industrial environments. It is available at Security Wholesalers as part of the Hikvision Heat Pro thermal range, backed by Hikvision’s 10-year detector guarantee.
Buyer Decision Tips
Thermal Resolution vs Detection Distance: The 256×192 thermal sensor with a 6.9mm lens and 24.9 x 18.7 degree field of view suits short-to-medium range monitoring typical of entry points, storage bays, and process areas. If your site requires thermal detection across a very wide open expanse or at distances beyond 30 to 40 metres, consider whether a longer thermal focal length or higher resolution thermal sensor is needed before selecting this model.
Temperature Measurement Requires Proper Scene Setup: To achieve the rated plus or minus 2 degrees C accuracy, the camera must be mounted at the correct distance and angle relative to target surfaces, and scene calibration should be completed during commissioning. Temperature measurement rules are not a fit-and-forget feature. Plan for configuration time during installation, particularly when setting area and line rules across machinery or storage racks.
Key Features & Technical Specifications
| Thermal Image Sensor | Vanadium Oxide Uncooled Focal Plane Arrays (VOx UFPA) |
| Thermal Resolution | 256 x 192 |
| Pixel Pitch | 12 μm |
| Spectral Range | 8 μm to 14 μm |
| NETD | 40 mK or less at 25 degrees C, F1.0 |
| Thermal Focal Length | 6.9 mm |
| Thermal Field of View | 24.9 x 18.7 degrees (H x V) |
| Optical Image Sensor | 1/2.7″ Progressive Scan CMOS |
| Optical Resolution | 2688 x 1520 (4MP) |
| Optical Focal Length | 6.4 mm |
| Optical Field of View | 53.0 x 28.0 degrees (H x V) |
| Min. Illumination | 0.0089 Lux at F1.6 AGC ON; 0 Lux with IR |
| IR Range | Up to 30 m, auto-adjusted intensity and angle |
| White Light Range | Up to 30 m with adjustable flashing frequencies |
| Temperature Range | -20 degrees C to 550 degrees C (-4 degrees F to 1022 degrees F) |
| Temperature Accuracy | Maximum plus or minus 2 degrees C or plus or minus 2% |
| Temperature Measurement Rules | 21 rules total: 10 points, 10 areas, 1 line |
| Smart Functions | Fire detection, smoke detection, smoking detection, sun-reflection filter, forklift alarm filter, VCA (line crossing, intrusion, region entrance, region exiting), vehicle and human classification |
| Video Compression | H.265 / H.264 (main stream); H.265 / H.264 / MJPEG (sub-stream) |
| Local Storage | MicroSD/SDHC/SDXC up to 256 GB; NAS (NFS, SMB/CIFS); ANR supported |
| WDR | 120 dB |
| Network Protocols | IPv4/IPv6, HTTP, HTTPS, ONVIF Profile S and G, RTSP, ISAPI, Hikvision SDK, ISUP, and others |
Ideal Use Cases
Warehouse Fire Prevention
Temperature exception alarms covering up to 550 degrees C across 21 configurable rules allow monitoring of racking bays, electrical switchboards, and charging stations for heat buildup well before conditions become hazardous.
Manufacturing Plant Perimeter
The forklift alarm filter and vehicle/human VCA classification keep alarm quality high in active plant environments, where constant machinery movement would otherwise trigger repeated false events on a standard motion detection system.
Construction Site Night Monitoring
The 30m IR range on the 4MP optical module combined with the always-active thermal channel means the camera can detect both intruder movement and heat anomalies from equipment or materials left running overnight, with no reliance on external lighting.
Outdoor Storage Yards with Reflective Surfaces
The sun-reflection filter directly addresses the challenge of monitoring metal roofing, shipping containers, and polished surfaces in open yards, where solar glare generates persistent false alarms on conventional camera systems during daylight hours.
Smoking Policy Compliance Monitoring
The dedicated smoking detection algorithm identifies individuals smoking in restricted areas independently from the fire and smoke detection functions, supporting workplace compliance monitoring in factories, fuel depots, and chemical storage facilities where no-smoking policies are enforced.
Choosing the Right Model
- Choose this model if: Your site requires continuous thermal temperature monitoring, early fire or smoke detection, and VCA perimeter rules on a single fixed bullet camera, particularly in industrial environments where forklift traffic, reflective surfaces, or smoking compliance monitoring are operational priorities.
- Choose a different model if: Your requirement is purely for standard video surveillance without thermal measurement. A conventional 4MP or 8MP bullet camera will provide higher optical resolution, a wider selection of focal lengths, and a lower cost per camera for applications where temperature monitoring is not needed. If wide-area thermal coverage or PTZ thermal tracking is required, a pan-tilt thermal or higher-resolution thermal sensor camera would be more appropriate.
FAQs
- What does bi-spectrum mean on the DS-2TD2628T-7/QA?
Bi-spectrum means the camera captures both thermal infrared and standard optical video at the same time using 2 separate sensors. The thermal channel uses a 256×192 VOx uncooled sensor, while the optical channel uses a 1/2.7-inch CMOS producing 2688×1520 video. Both streams are recorded and can be displayed simultaneously, including a picture-in-picture overlay of the thermal feed within the optical image. - Can this camera detect a fire before smoke is visible to a standard camera?
Yes. The thermal sensor monitors surface temperatures continuously across configurable point, area, and line measurement rules. When a surface exceeds a set temperature threshold, a temperature exception alarm is triggered. Because the thermal sensor detects radiated heat rather than visible smoke or flame, it can flag an overheating source before combustion occurs and before a standard camera would register any visible change in the scene. - What is the detection range of the thermal sensor at this focal length?
With a 6.9mm thermal lens and an IFOV of 1.74 mrad, the effective thermal detection range for human-sized targets depends on the required pixel density for detection versus identification. The 24.9 x 18.7 degree field of view is suited to monitoring areas at short-to-medium industrial distances. For long-range thermal detection across open ground, a longer focal length thermal lens would be required. - What is the forklift alarm filter and why does it matter for industrial sites?
Forklifts generate significant heat signatures and create constant movement through monitored zones, which causes excessive false VCA alarms on standard thermal cameras. The DS-2TD2628T-7/QA includes a dedicated forklift alarm filter algorithm that suppresses these trigger events. This keeps alarm queues manageable during active warehouse operations while still triggering correctly on genuine intrusion or thermal hazard events. - Does the camera support local storage?
Yes. The camera supports MicroSD, SDHC, and SDXC cards up to 256 GB for local recording. It also supports NAS recording via NFS and SMB/CIFS protocols, as well as Automatic Network Replenishment (ANR), which buffers footage locally on the SD card and uploads it to the NVR once network connectivity is restored after an interruption. - What triggers the audible and visual alarm outputs?
The built-in white light strobe and audio alarm are triggered by 2 event categories: VCA rule breaches (such as line crossing or intrusion) and temperature exception alarms. The white light flashing frequency is adjustable, and 3 distinct audible alarm types can be configured. This means the camera can respond immediately on-site without requiring a monitoring centre to intervene first. - Where can I get technical support for the DS-2TD2628T-7/QA in Australia?
The DS-2TD2628T-7/QA is part of the Security Wholesalers range of Hikvision thermal cameras. As a Hikvision DeepInView product backed by a 10-year detector guarantee, technical documentation including the full datasheet is available, and the camera is supported through the standard Hikvision APAC support pathway. Contact Security Wholesalers directly for pre-sales configuration advice and compatibility queries.
Product Video Samples
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