⚫ Type J Thermocouple Extension Wire
Thermocouple Extension Grade Wire is used on comparatively lower temperature applications and provides electrical insulation, good moisture and abrasion resistance. It has a lower cost and is primarily used to extend the thermocouple signal. Extension wire is usually material that did not meet ASTM thermocouple grade wire measurement accuracy specifications. Typical utilization temperatures of 220°F / 105°C. Red is always negative. The other color-coded wire is always positive.
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Ideal Applications
⚫ Type J thermocouple installations
🏭 Industrial temperature monitoring
⚙️ Process control systems
📈 Temperature data acquisition systems
🧪 Laboratory and test equipment
🔌 Sensor-to-instrument connections
🧵 General-purpose thermocouple extensions
| Type of Sensor: | Thermocouple Extension Grade Wire |
| Temperature Sensing Range: | Polyvinyl ( Max Temp 220°F / 105°C ) |
| Temperature Scale: | °F and °C |
| Sensor Wire Length: | Cut To Length |
| Dimensions: | .095 x .151 |
| Weight: | .016 Per Ft. ( 16 lb. / 1000 Ft. ) |
| Calibration Available: | Yes (purchased separately) |
| Sold As: | Feet |
| Wire Gauge: | 20 Ga. |
| Wire Length: | Cut To Order ( min length 25 Ft.) |
| Max Temp: | 220°F / 105°C |
- Type "J" Thermocouple Extension Wire Cut to Order Minimum 25 Ft.
- Expert Technical Support
This low cost thermocouple wire is recommended for extending the distance of your typical thermocouple signal.

