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Therm-x, The Temperature Specialists

Thermocouple Wire

Thermocouple Wire

SKU: Thermocouple

Thermocouple wire is available in either standard or special limits of error as well as extension grade.

For detailed specifications, see Product Features section below.

Part NumberInsulation TypeCalibrationWire GaugeWire TypeSpool Length (ft)
TT-K-40-SL-100PFA Teflon®K40Solid100
TT-K-40-SL-500PFA Teflon®K40Solid500
TT-K-40-SL-1000PFA Teflon®K40Solid1000
TT-K-36-SL-100PFA Teflon®K36Solid100
TT-K-36-SL-500PFA Teflon®K36Solid500
TT-K-36-SL-1000PFA Teflon®K36Solid1000
TT-K-30-SL-100PFA Teflon®K30Solid100
TT-K-30-SL-500PFA Teflon®K30Solid500
TT-K-30-SL-1000PFA Teflon®K30Solid1000
TT-K-24-SL-100PFA Teflon®K24Solid100
TT-K-24-SL-500PFA Teflon®K24Solid500
TT-K-24-SL-1000PFA Teflon®K24Solid1000
TT-K-20-SL-100PFA Teflon®K20Solid100
TT-K-20-SL-500PFA Teflon®K20Solid500
TT-K-20-SL-1000PFA Teflon®K20Solid1000
TT-K-24S-SL-100PFA Teflon®K24Stranded100
TT-K-24S-SL-500PFA Teflon®K24Stranded500
TT-K-24S-SL-1000PFA Teflon®K24Stranded1000
TT-K-20S-SL-100PFA Teflon®K20Stranded100
TT-K-20S-SL-500PFA Teflon®K20Stranded500
TT-K-20S-SL-1000PFA Teflon®K20Stranded1000
GG-K-36-SL-100Glass BraidK36Solid100
GG-K-36-SL-500Glass BraidK36Solid500
GG-K-36-SL-1000Glass BraidK36Solid1000
GG-K-30-SL-100Glass BraidK30Solid100
GG-K-30-SL-500Glass BraidK30Solid500
GG-K-30-SL-1000Glass BraidK30Solid1000
GG-K-24-SL-100Glass BraidK24Solid100
GG-K-24-SL-500Glass BraidK24Solid500
GG-K-24-SL-1000Glass BraidK24Solid1000
GG-K-20-SL-100Glass BraidK20Solid100
GG-K-20-SL-500Glass BraidK20Solid500
GG-K-20-SL-1000Glass BraidK20Solid1000
GG-K-24S-SL-100Glass BraidK24Stranded100
GG-K-24S-SL-500Glass BraidK24Stranded500
GG-K-24S-SL-1000Glass BraidK24Stranded1000
GG-K-20S-SL-100Glass BraidK20Stranded100
GG-K-20S-SL-500Glass BraidK20Stranded500
GG-K-20S-SL-1000Glass BraidK20Stranded1000
Part NumberInsulation TypeCalibrationWire GaugeWire TypeSpool Length (ft)
TT-J-40-SL-100PFA Teflon®J40Solid100
TT-J-40-SL-500PFA Teflon®J40Solid500
TT-J-40-SL-1000PFA Teflon®J40Solid1000
TT-J-36-SL-100PFA Teflon®J36Solid100
TT-J-36-SL-500PFA Teflon®J36Solid500
TT-J-36-SL-1000PFA Teflon®J36Solid1000
TT-J-30-SL-100PFA Teflon®J30Solid100
TT-J-30-SL-500PFA Teflon®J30Solid500
TT-J-30-SL-1000PFA Teflon®J30Solid1000
TT-J-24-SL-100PFA Teflon®J24Solid100
TT-J-24-SL-500PFA Teflon®J24Solid500
TT-J-24-SL-1000PFA Teflon®J24Solid1000
TT-J-20-SL-100PFA Teflon®J20Solid100
TT-J-20-SL-500PFA Teflon®J20Solid500
TT-J-20-SL-1000PFA Teflon®J20Solid1000
TT-J-24S-SL-100PFA Teflon®J24Stranded100
TT-J-24S-SL-500PFA Teflon®J24Stranded500
TT-J-24S-SL-1000PFA Teflon®J24Stranded1000
TT-J-20S-SL-100PFA Teflon®J20Stranded100
TT-J-20S-SL-500PFA Teflon®J20Stranded500
TT-J-20S-SL-1000PFA Teflon®J20Stranded1000
GG-J-36-SL-100Glass BraidJ36Solid100
GG-J-36-SL-500Glass BraidJ36Solid500
GG-J-36-SL-1000Glass BraidJ36Solid1000
GG-J-30-SL-100Glass BraidJ30Solid100
GG-J-30-SL-500Glass BraidJ30Solid500
GG-J-30-SL-1000Glass BraidJ30Solid1000
GG-J-24-SL-100Glass BraidJ24Solid100
GG-J-24-SL-500Glass BraidJ24Solid500
GG-J-24-SL-1000Glass BraidJ24Solid1000
GG-J-20-SL-100Glass BraidJ20Solid100
GG-J-20-SL-500Glass BraidJ20Solid500
GG-J-20-SL-1000Glass BraidJ20Solid1000
GG-J-24S-SL-100Glass BraidJ24Stranded100
GG-J-24S-SL-500Glass BraidJ24Stranded500
GG-J-24S-SL-1000Glass BraidJ24Stranded1000
GG-J-20S-SL-100Glass BraidJ20Stranded100
GG-J-20S-SL-500Glass BraidJ20Stranded500
GG-J-20S-SL-1000Glass BraidJ20Stranded1000
Part NumberInsulation TypeCalibrationWire GaugeWire TypeSpool Length (ft)
TT-T-40-SL-100PFA Teflon®T40Solid100
TT-T-40-SL-500PFA Teflon®T40Solid500
TT-T-40-SL-1000PFA Teflon®T40Solid1000
TT-T-36-SL-100PFA Teflon®T36Solid100
TT-T-36-SL-500PFA Teflon®T36Solid500
TT-T-36-SL-1000PFA Teflon®T36Solid1000
TT-T-30-SL-100PFA Teflon®T30Solid100
TT-T-30-SL-500PFA Teflon®T30Solid500
TT-T-30-SL-1000PFA Teflon®T30Solid1000
TT-T-24-SL-100PFA Teflon®T24Solid100
TT-T-24-SL-500PFA Teflon®T24Solid500
TT-T-24-SL-1000PFA Teflon®T24Solid1000
TT-T-20-SL-100PFA Teflon®T20Solid100
TT-T-20-SL-500PFA Teflon®T20Solid500
TT-T-20-SL-1000PFA Teflon®T20Solid1000
TT-T-24S-SL-100PFA Teflon®T24Stranded100
TT-T-24S-SL-500PFA Teflon®T24Stranded500
TT-T-24S-SL-1000PFA Teflon®T24Stranded1000
TT-T-20S-SL-100PFA Teflon®T20Stranded100
TT-T-20S-SL-500PFA Teflon®T20Stranded500
TT-T-20S-SL-1000PFA Teflon®T20Stranded1000
GG-T-36-SL-100Glass BraidT36Solid100
GG-T-36-SL-500Glass BraidT36Solid500
GG-T-36-SL-1000Glass BraidT36Solid1000
GG-T-30-SL-100Glass BraidT30Solid100
GG-T-30-SL-500Glass BraidT30Solid500
GG-T-30-SL-1000Glass BraidT30Solid1000
GG-T-24-SL-100Glass BraidT24Solid100
GG-T-24-SL-500Glass BraidT24Solid500
GG-T-24-SL-1000Glass BraidT24Solid1000
GG-T-20-SL-100Glass BraidT20Solid100
GG-T-20-SL-500Glass BraidT20Solid500
GG-T-20-SL-1000Glass BraidT20Solid1000
GG-T-24S-SL-100Glass BraidT24Stranded100
GG-T-24S-SL-500Glass BraidT24Stranded500
GG-T-24S-SL-1000Glass BraidT24Stranded1000
GG-T-20S-SL-100Glass BraidT20Stranded100
GG-T-20S-SL-500Glass BraidT20Stranded500
GG-T-20S-SL-1000Glass BraidT20Stranded1000

*All listed part numbers are of special limits of error

Lead Time

5 Business Days from Date of Approved Order

For expedited service, please contact Sales Department at (510) 606-1012.

Request a Quote

For other part numbers please inquire.

Thermocouple wire is available in either standard or special limits of error as well as extension grade. See the tables for tolerances. Thermocouple wire is manufactured under the strictest quality controls. All testing meets standard tolerances of ASTM E230.

CodeInsulation TypeRange
InnerOuterContinouosShort Term Duration
GGGlass BraidGlass Braid900°F/482°C1000°F/538°C
HHHigh Temp Glass BraidHigh Temp Glass Braid1300°F/704°C1600°F/871°C
KKKapton®Kapton®600°F/316°C800°F/427°C
PPPolyvinyl Chloride PVCPolyvinyl Chloride PVC221°F/105°C221°F/105°C
PRNonePVC Ripcord221°F/105°C221°F/105°C
PXFPPVCPVC Twisted, Shielded221°F/105°C221°F/105°C
TFFEP Teflon®FEP Teflon®400°F/204°C500°F/260°C
FXFFFEP Teflon®FEP Teflon®, Twisted, Shielded400°F/204°C500°F/260°C
TTFEP Teflon®FEP Teflon®500°F/260°C550°F/288°C
TWTFE Teflon®, Wrap & FuseTFE Teflon®, Wrap & Fuse500°F/260°C550°F/288°C
XCNextel™ BraidNextel™ Braid2200°F/1204°C2600°F/1727°C
logoThermocouple Wire Specifications
T/C TypeSingle colorAnsi Color Coding<br> Overall ExtensionOverall thermocoupleConductor AlloysTemperature Range°F(°C)<br> Thermocouple Grade<br>Extension GradeTolerance(standard)<br>/ whichever is GreaterTolerance(Special)<br>/ whichever is Greater
EPurple<br>RedPurpleBrownEP/EN Chromel/Constantan-328 to 1652<br> (-200 to 900)<br> 32 to 392<br> (0 to 200)+-1.7 deg C<br> or +-0.5%+-1.0 deg C<br> or +-0.4%

| J | White<br>Red | Black | Brown | JP/JN Iron/Constantan | 32 to 1382<br> (0 to 750)<br> 32 to 392<br> (0 to 200) | +-2.2 deg C<br> or +-0.75% | +-1.1 deg C<br> or +-0.4% |

| K | Yellow<br>Red | Yellow | Brown | KP/KN Chromel/Alumel | -328 to 2282<br> (-200 to 1250)<br> 32 to 392<br> (0 to 200) | +-2.2 deg C<br> or +-0.75% | +-1.1 deg C<br> or +-0.4% |

| N | Orange<br>Red | Orange | Brown | NP/NN Nicrosil/Nisil | -450 to 2372<br> (-270 to 1300)<br> 32 to 392<br> (0 to 200) | +-2.2 deg C<br> or +-0.75%<br> (2% below 0 deg C) | +-1.1 deg C<br> or +-0.4% |

| T | Blue<br>Red | Blue | Brown | TP/TN Copper/Constantan | -328 to 662<br> (-270 to 350)<br> 32 to 392<br> (0 to 200) | +-2.2 deg C<br> or +-0.75%<br> (1.5% below 0 deg C) | +-0.5 deg C<br> or +-0.4% |

| B | Grey<br>Red | Grey | None | BP/BN Platinum 30% Rhodium<br>Platinum 6% Rhodium | 32 to 3092<br> (0 to 1700)<br> 32 to 212<br> (0 to 100) | +-3.7 deg C<br> or +-0.5% over 800 deg C | NOT ESTABLISHED |

| C | White<br>Red | White<br>Red Trace | None | CP/CN Tungsten 5% Rhenium<br>Tungsten 26% Rhenium | 32 to 4208<br> (0 to 2320)<br> 32 to 1600<br> (0 to 870) | +-4.5 deg C to or 425 deg C<br>1% to 2320 deg C | NOT ESTABLISHED |

| R/S | Black<br>Red | Green | None | RP/RN R=Platinum/13% Rhodium<br>S=10% Rhodium/Pure Platinum | 32 to 2462<br> (0 to 1450)<br> 32 to 300<br> (0 to 150) | 1.5 deg C or .25% | .6 deg C or .1% |

More Information

| Child Skus | TT-K-40-SL-100,TT-K-40-SL-500,TT-K-40-SL-1000,TT-K-36-SL-100,TT-K-36-SL-500,TT-K-36-SL-1000,TT-K-30-SL-100,TT-K-30-SL-500,TT-K-30-SL-1000,TT-K-24-SL-100,TT-K-24-SL-500,TT-K-24-SL-1000,TT-K-20-SL-100,TT-K-20-SL-500,TT-K-20-SL-1000,TT-K-24S-SL-100,TT-K-24S-SL-500,TT-K-24S-SL-1000,TT-K-20S-SL-100,TT-K-20S-SL-500,TT-K-20S-SL-1000,GG-K-36-SL-100,GG-K-36-SL-500,GG-K-36-SL-1000,GG-K-30-SL-100,GG-K-30-SL-500,GG-K-30-SL-1000,GG-K-24-SL-100,GG-K-24-SL-500,GG-K-24-SL-1000,GG-K-20-SL-100,GG-K-20-SL-500,GG-K-20-SL-1000,GG-K-24S-SL-100,GG-K-24S-SL-500,GG-K-24S-SL-1000,GG-K-20S-SL-100,GG-K-20S-SL-500,GG-K-20S-SL-1000,TT-J-40-SL-100,TT-J-40-SL-500,TT-J-40-SL-1000,TT-J-36-SL-100,TT-J-36-SL-500,TT-J-36-SL-1000,TT-J-30-SL-100,TT-J-30-SL-500,TT-J-30-SL-1000,TT-J-24-SL-100,TT-J-24-SL-500,TT-J-24-SL-1000,TT-J-20-SL-100,TT-J-20-SL-500,TT-J-20-SL-1000,TT-J-24S-SL-100,TT-J-24S-SL-500,TT-J-24S-SL-1000,TT-J-20S-SL-100,TT-J-20S-SL-500,TT-J-20S-SL-1000,GG-J-36-SL-100,GG-J-36-SL-500,GG-J-36-SL-1000,GG-J-30-SL-100,GG-J-30-SL-500,GG-J-30-SL-1000,GG-J-24-SL-100,GG-J-24-SL-500,GG-J-24-SL-1000,GG-J-20-SL-100,GG-J-20-SL-500,GG-J-20-SL-1000,GG-J-24S-SL-100,GG-J-24S-SL-500,GG-J-24S-SL-1000,GG-J-20S-SL-100,GG-J-20S-SL-500,GG-J-20S-SL-1000,TT-T-40-SL-100,TT-T-40-SL-500,TT-T-40-SL-1000,TT-T-36-SL-100,TT-T-36-SL-500,TT-T-36-SL-1000,TT-T-30-SL-100,TT-T-30-SL-500,TT-T-30-SL-1000,TT-T-24-SL-100,TT-T-24-SL-500,TT-T-24-SL-1000,TT-T-20-SL-100,TT-T-20-SL-500,TT-T-20-SL-1000,TT-T-24S-SL-100,TT-T-24S-SL-500,TT-T-24S-SL-1000,TT-T-20S-SL-100,TT-T-20S-SL-500,TT-T-20S-SL-1000,GG-T-30-SL-100,GG-T-30-SL-500,GG-T-30-SL-1000,GG-T-24-SL-100,GG-T-24-SL-500,GG-T-24-SL-1000,GG-T-20-SL-100,GG-T-20-SL-500,GG-T-20-SL-1000,GG-T-24S-SL-100,GG-T-24S-SL-500,GG-T-24S-SL-1000,GG-T-20S-SL-100,GG-T-20S-SL-500,GG-T-20S-SL-1000 |