Overview
The TOPDON TS004 thermal imaging monocular offers 320×240 TISR with 256×192 IR resolution — a standalone eyepiece-style imager for under-hood and roadside checks.
Monocular form factor is faster to aim in tight engine bays than holding a phone — scan for hot spots without taking your eyes off the vehicle.
Key Features
- 320×240 TISR display
- 256×192 IR resolution
- Handheld monocular design
- Built-in rechargeable battery
Automotive Use Cases
TS004 thermal imaging helps you find faults that OBD2 codes miss:
- Overheating wiring, connectors, and alternators
- Cooling system blockages and thermostat failures
- Brake drag and wheel bearing heat signatures
- HVAC temperature splits and blend door issues
- Cylinder misfires visible as exhaust manifold temperature differences
How to Use This Tool
Power on the TS004, point at the area under investigation, and compare temperature patterns against known-good references. Scan radiators, exhaust manifolds, brake rotors, and wiring while the system is under load. Save images when the TOPDON app or built-in storage supports documentation for before/after comparisons.
Compatibility
Standalone thermal monocular for automotive and outdoor diagnostic use.
Who Should Buy This
Mobile techs and enthusiasts who prefer monocular thermal over phone attachments.
Why Choose TOPDON
TS004 combines ergonomic monocular design with automotive-grade resolution at a practical price.
Power & Updates
Standalone. Firmware updates where supported.
