High-Speed EGT Measurement: 1/4″ Open Tip Thermocouple (0.95m)
Precision tuning requires precision data. The 0.95m (37.5″) 1/4″ Open Tip Thermocouple is engineered to deliver high-fidelity exhaust gas temperature readings with minimal signal latency. Utilizing an exposed junction design, this sensor is capable of tracking rapid thermal transients that shielded sensors miss, making it the preferred choice for dyno tuning and advanced engine management strategies.
Why Choose Open Tip?
By exposing the Type K bimetallic junction directly to the exhaust flow, the sensor eliminates the thermal inertia of a protective sheath. This results in a response time suitable for detecting cycle-to-cycle variations and immediate spikes in EGT caused by lean mixtures or ignition timing issues. The 1/4″ stainless shaft provides the necessary durability to survive in the exhaust stream without succumbing to vibration fatigue.
System Integration
The 0.95-meter (37.5-inch) lead is tailored for applications where the thermocouple amplifier or interface is mounted on the engine or nearby on the chassis, minimizing excess wire. It is compatible with all standard Type K inputs.
- Fast Response: Critical for active engine protection strategies.
- Robust Build: Designed for the thermal cycling of exhaust systems.
- Universal Fit: Works with Haltech, MoTeC, Link, and other ECUs (via TCA).
| Parameter | Specification |
|---|---|
| Sensor | Type K Thermocouple |
| Tip | Open (Exposed) |
| Size | 1/4″ Probe OD |
| Cable | 0.95m (37.5″) |
Includes
Probe and connector. Fitting kit sold separately.





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