JEC multi-sensor thermal PTZ camera for EO IR payload integration

Side view of the JEC PTZ-Dragonfly AI auto-tracking thermal PTZ camera

JEC PTZ vehicle-mounted thermal camera system used for field surveillance

JEC-PTU-Dragonfly Series High-Speed Direct-Drive Pan-Tilt Unit/Head for Multi-Sensor Tracking

Model: JEC-PTU-Dragonfly

The JEC-PTU-Dragonfly Series is a high-speed direct-drive pan-tilt unit developed for dynamic target observation, mobile surveillance platforms and compact multi-sensor integration.

Built around a torque-motor direct-drive architecture, the PTU provides rapid acceleration, smooth low-speed motion and precise position feedback without relying on a conventional multi-stage mechanical transmission. It can be configured to carry visible cameras, thermal imaging modules, laser ranging devices, AI computing units and other project-specific sensors.

With continuous 360° pan rotation, ±90° tilt coverage, positioning accuracy below 0.05°, IP66 environmental protection and low PTU power consumption, the Dragonfly platform is suitable for unmanned vehicles, unmanned surface vessels, mobile observation systems, robot inspection and intelligent target-tracking projects.

Product Highlights

Torque-motor direct-drive architecture
Pan speed up to 160°/s
Tilt speed up to 100°/s
Positioning time within 1 second
Angular resolution below 0.01°
Repeat positioning accuracy below 0.05°
Continuous 360° pan and ±90° tilt
Low-power PTU operation
IP66 outdoor protection
OEM/ODM multi-sensor integration

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Key Advantages

Direct-Drive Motion for Faster Response-The torque motor drives the pan-tilt axes directly, reducing intermediate transmission stages and enabling rapid acceleration, braking and direction changes. This makes the platform suitable for dynamic targets and mobile observation tasks.

Smooth Low-Speed and High-Speed Operation The wide speed range supports both fine target alignment and rapid repositioning. Operators can make small viewing-angle adjustments while retaining the ability to respond quickly to moving targets.

High-Precision Position Feedback Angular resolution below 0.01° and repeat positioning accuracy below 0.05° support preset positioning, target handoff and integration with external command or tracking systems.

Multi-Sensor Integration Capability The platform can be configured around visible cameras, thermal imagers, laser rangefinders, supplementary illumination, GPS, AI processors and customer-defined sensor modules.

Low-Power PTU Architecture The bare PTU consumes no more than 3 W in standby and no more than 8 W during operation, making it suitable for battery-powered, vehicle-mounted and unmanned platforms where available power is limited.

Outdoor Industrial Reliability IP66 protection, wide-temperature operation and 8000 V surge protection support deployment in outdoor, coastal, industrial and mobile surveillance environments.

Product Details

High-Speed Direct-Drive Platform

The JEC-PTU-Dragonfly Series uses torque-motor direct drive to achieve responsive motion without the backlash associated with conventional multi-stage gear transmission. Maximum pan acceleration reaches 300°/s², while maximum tilt acceleration reaches 240°/s².

This dynamic performance allows the platform to respond rapidly when a target changes direction or when the PTU receives new coordinates from an external tracking or command system.

Multi-Sensor Payload Configuration

The Dragonfly platform can be adapted for different combinations of:

Visible zoom cameras
Thermal imaging modules
Laser rangefinders
Laser or infrared illumination
AI edge-computing devices
GPS and orientation modules
Customer-supplied cameras and sensors

Payload dimensions, weight, center of gravity, rotational inertia and cable routing must be reviewed before final mechanical design.

Positioning and Tracking Integration

The PTU supports RS485 and RS422 communication with the PELCO-D protocol as the standard control method. Project-specific integration with radar, AI tracking software, command platforms or customer control systems can be evaluated according to the required communication workflow.

Standard positioning performance supports preset recall, coordinate-based pointing and continuous target observation. AI tracking, radar linkage and stabilization functions should be confirmed as separate project configurations.

Mobile and Unmanned Platform Integration

The direct-drive architecture, low power consumption and compact integrated form make the Dragonfly Series suitable for:

Unmanned surface vessels
Unmanned ground vehicles
Inspection robots
Vehicle-mounted surveillance
Mobile command platforms
Temporary observation systems
Dynamic target-monitoring projects

Environmental Protection

The standard platform supports operation from -40°C to +60°C and relative humidity up to 95%. IP66 protection and surge-resistant power design help protect the system during outdoor deployment.

The final environmental rating of the complete system depends on the selected payload housing, connectors, windows, cable interfaces and integrated devices.

OEM/ODM Integration Support

JEC can support customization of:

Sensor mounting interfaces
Internal wiring and connectors
Payload housings
Power distribution
Communication interfaces
Control commands
Surface treatment and branding
Mechanical drawings and integration documents

Customers should provide payload drawings, weight, center of gravity, supply voltage and control requirements before engineering evaluation.

Applications

Airport low-altitude security monitoring

Military base airspace protection

Energy facility & refinery security

Coastal & border drone intrusion detection

Smart city aerial threat monitoring

Technical Specifications

Max dimensions	H 339mmL 333mmW 217.9mm
Transmission form	Torque motor direct drive
Power supply voltage	DC24V±20%
Power protection	TVS 8000V anti-lightning and anti-surge, in line with GB/T17626.5 level 4
Rotation range	Pan 360° continuous rotation, tilt ±90°
Speed range	Pan 0.01 ° ~ 160 °/s, tilt 0.01 ° ~ 100 °/s
Max acceleration	Pan 300 °/s², tilt240 °/s²
Power consumption	With devices: ＜4W (Standby), ＜40W (Operation) Only PTU: ≤ 3W (Standby), ≤ 8W (Operation)
Angular resolution	<0.01 °
Repeated positioning accuracy	<0.05 °
Positioning time	≤1s
Protection level	IP66
Operating temperature and humidity	-40℃~60℃ , ≤95% RH
Control communication interface	485/422
Communication protocol	PELCO-D

Frequently Asked Questions

What is the maximum drone detection and tracking distance of this system?

The detection and tracking distance depends on sensor configuration, environmental conditions and target size. With long-range electro-optical zoom and thermal modules integrated, the system can typically detect drone-sized aerial targets at several kilometers and provide continuous visual tracking for early threat assessment.

Can this counter-drone platform be integrated with radar or existing security systems?

Yes. The system is designed with a modular multi-sensor architecture, allowing integration with radar early-warning systems, command centers, AI video analytics platforms and other perimeter security equipment. This enables a complete layered counter-UAV defense solution.

Is the system suitable for extreme outdoor environments such as coastal or desert areas?

Absolutely. The platform is engineered with industrial-grade environmental protection, including IP-rated housing, surge protection and wide operating temperature capability. It is suitable for long-term deployment in high humidity coastal regions, high-temperature desert environments and cold mountainous areas.

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