Watlow Thermocouple Wire

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 Number Insulation Type Calibration Wire Gauge Wire Type Spool Length (ft) Price 
TT-K-40-SL-100 PFA Teflon® K 40 Solid 100 $115
TT-K-40-SL-500 PFA Teflon® K 40 Solid 500 $325
TT-K-40-SL-1000 PFA Teflon® K 40 Solid 1000 $650
TT-K-36-SL-100 PFA Teflon® K 36 Solid 100 $50
TT-K-36-SL-500 PFA Teflon® K 36 Solid 500 $210
TT-K-36-SL-1000 PFA Teflon® K 36 Solid 1000 $420
TT-K-30-SL-100 PFA Teflon® K 30 Solid 100 $42
TT-K-30-SL-500 PFA Teflon® K 30 Solid 500 $175
TT-K-30-SL-1000 PFA Teflon® K 30 Solid 1000 $350
TT-K-24-SL-100 PFA Teflon® K 24 Solid 100 $60
TT-K-24-SL-500 PFA Teflon® K 24 Solid 500 $255
TT-K-24-SL-1000 PFA Teflon® K 24 Solid 1000 $510
TT-K-20-SL-100 PFA Teflon® K 20 Solid 100 $85
TT-K-20-SL-500 PFA Teflon® K 20 Solid 500 $375
TT-K-20-SL-1000 PFA Teflon® K 20 Solid 1000 $750
TT-K-24S-SL-100 PFA Teflon® K 24 Stranded  100 $82
TT-K-24S-SL-500 PFA Teflon® K 24 Stranded  500 $373
TT-K-24S-SL-1000 PFA Teflon® K 24 Stranded  1000 $745
TT-K-20S-SL-100 PFA Teflon® K 20 Stranded  100 $129
TT-K-20S-SL-500 PFA Teflon® K 20 Stranded  500 $588
TT-K-20S-SL-1000 PFA Teflon® K 20 Stranded  1000 $1,175
GG-K-36-SL-100 Glass Braid  K 36 Solid 100 $50
GG-K-36-SL-500 Glass Braid  K 36 Solid 500 $213
GG-K-36-SL-1000 Glass Braid  K 36 Solid 1000 $425
GG-K-30-SL-100 Glass Braid  K 30 Solid 100 $40
GG-K-30-SL-500 Glass Braid  K 30 Solid 500 $165
GG-K-30-SL-1000 Glass Braid  K 30 Solid 1000 $330
GG-K-24-SL-100 Glass Braid  K 24 Solid 100 $49
GG-K-24-SL-500 Glass Braid  K 24 Solid 500 $200
GG-K-24-SL-1000 Glass Braid  K 24 Solid 1000 $400
GG-K-20-SL-100 Glass Braid  K 20 Solid 100 $70
GG-K-20-SL-500 Glass Braid  K 20 Solid 500 $305
GG-K-20-SL-1000 Glass Braid  K 20 Solid 1000 $610
GG-K-24S-SL-100 Glass Braid  K 24 Stranded  100 $65
GG-K-24S-SL-500 Glass Braid  K 24 Stranded  500 $285
GG-K-24S-SL-1000 Glass Braid  K 24 Stranded  1000 $570
GG-K-20S-SL-100 Glass Braid  K 20 Stranded  100 $101
GG-K-20S-SL-500 Glass Braid  K 20 Stranded  500 $468
GG-K-20S-SL-1000 Glass Braid  K 20 Stranded  1000 $935
Part Number Insulation Type Calibration Wire Gauge Wire Type Spool Length (ft) Price 
TT-J-40-SL-100 PFA Teflon® J 40 Solid 100 $125
TT-J-40-SL-500 PFA Teflon® J 40 Solid 500 $350
TT-J-40-SL-1000 PFA Teflon® J 40 Solid 1000 $700
TT-J-36-SL-100 PFA Teflon® J 36 Solid 100 $59
TT-J-36-SL-500 PFA Teflon® J 36 Solid 500 $255
TT-J-36-SL-1000 PFA Teflon® J 36 Solid 1000 $510
TT-J-30-SL-100 PFA Teflon® J 30 Solid 100 $49
TT-J-30-SL-500 PFA Teflon® J 30 Solid 500 $200
TT-J-30-SL-1000 PFA Teflon® J 30 Solid 1000 $400
TT-J-24-SL-100 PFA Teflon® J 24 Solid 100 $49
TT-J-24-SL-500 PFA Teflon® J 24 Solid 500 $200
TT-J-24-SL-1000 PFA Teflon® J 24 Solid 1000 $400
TT-J-20-SL-100 PFA Teflon® J 20 Solid 100 $62
TT-J-20-SL-500 PFA Teflon® J 20 Solid 500 $270
TT-J-20-SL-1000 PFA Teflon® J 20 Solid 1000 $540
TT-J-24S-SL-100 PFA Teflon® J 24 Stranded  100 $64
TT-J-24S-SL-500 PFA Teflon® J 24 Stranded  500 $285
TT-J-24S-SL-1000 PFA Teflon® J 24 Stranded  1000 $570
TT-J-20S-SL-100 PFA Teflon® J 20 Stranded  100 $82
TT-J-20S-SL-500 PFA Teflon® J 20 Stranded  500 $373
TT-J-20S-SL-1000 PFA Teflon® J 20 Stranded  1000 $745
GG-J-36-SL-100 Glass Braid  J 36 Solid 100 $50
GG-J-36-SL-500 Glass Braid  J 36 Solid 500 $213
GG-J-36-SL-1000 Glass Braid  J 36 Solid 1000 $425
GG-J-30-SL-100 Glass Braid  J 30 Solid 100 $40
GG-J-30-SL-500 Glass Braid  J 30 Solid 500 $160
GG-J-30-SL-1000 Glass Braid  J 30 Solid 1000 $320
GG-J-24-SL-100 Glass Braid  J 24 Solid 100 $38
GG-J-24-SL-500 Glass Braid  J 24 Solid 500 $150
GG-J-24-SL-1000 Glass Braid  J 24 Solid 1000 $300
GG-J-20-SL-100 Glass Braid  J 20 Solid 100 $50
GG-J-20-SL-500 Glass Braid  J 20 Solid 500 $213
GG-J-20-SL-1000 Glass Braid  J 20 Solid 1000 $425
GG-J-24S-SL-100 Glass Braid  J 24 Stranded  100 $50
GG-J-24S-SL-500 Glass Braid  J 24 Stranded  500 $213
GG-J-24S-SL-1000 Glass Braid  J 24 Stranded  1000 $425
GG-J-20S-SL-100 Glass Braid  J 20 Stranded  100 $69
GG-J-20S-SL-500 Glass Braid  J 20 Stranded  500 $305
GG-J-20S-SL-1000 Glass Braid  J 20 Stranded  1000 $610

Part Number Insulation Type Calibration Wire Gauge Wire Type Spool Length (ft) Price 
TT-T-40-SL-100 PFA Teflon® T 40 Solid 100 $140
TT-T-40-SL-500 PFA Teflon® T 40 Solid 500 $390
TT-T-40-SL-1000 PFA Teflon® T 40 Solid 1000 $780
TT-T-36-SL-100 PFA Teflon® T 36 Solid 100 $60
TT-T-36-SL-500 PFA Teflon® T 36 Solid 500 $250
TT-T-36-SL-1000 PFA Teflon® T 36 Solid 1000 $500
TT-T-30-SL-100 PFA Teflon® T 30 Solid 100 $49
TT-T-30-SL-500 PFA Teflon® T 30 Solid 500 $200
TT-T-30-SL-1000 PFA Teflon® T 30 Solid 1000 $400
TT-T-24-SL-100 PFA Teflon® T 24 Solid 100 $50
TT-T-24-SL-500 PFA Teflon® T 24 Solid 500 $205
TT-T-24-SL-1000 PFA Teflon® T 24 Solid 1000 $410
TT-T-20-SL-100 PFA Teflon® T 20 Solid 100 $60
TT-T-20-SL-500 PFA Teflon® T 20 Solid 500 $260
TT-T-20-SL-1000 PFA Teflon® T 20 Solid 1000 $520
TT-T-24S-SL-100 PFA Teflon® T 24 Stranded  100 $47
TT-T-24S-SL-500 PFA Teflon® T 24 Stranded  500 $243
TT-T-24S-SL-1000 PFA Teflon® T 24 Stranded  1000 $485
TT-T-20S-SL-100 PFA Teflon® T 20 Stranded  100 $80
TT-T-20S-SL-500 PFA Teflon® T 20 Stranded  500 $360
TT-T-20S-SL-1000 PFA Teflon® T 20 Stranded  1000 $720
GG-T-36-SL-100 Glass Braid  T 36 Solid 100 N/A
GG-T-36-SL-500 Glass Braid  T 36 Solid 500 N/A
GG-T-36-SL-1000 Glass Braid  T 36 Solid 1000 N/A
GG-T-30-SL-100 Glass Braid  T 30 Solid 100 $40
GG-T-30-SL-500 Glass Braid  T 30 Solid 500 $163
GG-T-30-SL-1000 Glass Braid  T 30 Solid 1000 $325
GG-T-24-SL-100 Glass Braid  T 24 Solid 100 $39
GG-T-24-SL-500 Glass Braid  T 24 Solid 500 $150
GG-T-24-SL-1000 Glass Braid  T 24 Solid 1000 $300
GG-T-20-SL-100 Glass Braid  T 20 Solid 100 $51
GG-T-20-SL-500 Glass Braid  T 20 Solid 500 $215
GG-T-20-SL-1000 Glass Braid  T 20 Solid 1000 $430
GG-T-24S-SL-100 Glass Braid  T 24 Stranded  100 $60
GG-T-24S-SL-500 Glass Braid  T 24 Stranded  500 $250
GG-T-24S-SL-1000 Glass Braid  T 24 Stranded  1000 $500
GG-T-20S-SL-100 Glass Braid  T 20 Stranded  100 $63
GG-T-20S-SL-500 Glass Braid  T 20 Stranded  500 $275
GG-T-20S-SL-1000 Glass Braid  T 20 Stranded  1000 $550

*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.

 

As low as $38.00
Watlow Thermocouple Wire is available to buy in increments of 1

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.

 

Code  Insulation Type  Range
Inner  Outer Continouos Short Term Duration 
GG Glass Braid Glass Braid  900°F/482°C 1000°F/538°C
HH High Temp Glass Braid  High Temp Glass Braid  1300°F/704°C 1600°F/871°C
KK Kapton® Kapton® 600°F/316°C 800°F/427°C
PP Polyvinyl Chloride PVC Polyvinyl Chloride PVC 221°F/105°C 221°F/105°C
PR None PVC Ripcord  221°F/105°C 221°F/105°C
PXFP PVC PVC Twisted, Shielded 221°F/105°C 221°F/105°C
TF FEP Teflon® FEP Teflon® 400°F/204°C 500°F/260°C
FXFF FEP Teflon® FEP Teflon®, Twisted, Shielded 400°F/204°C 500°F/260°C
TT FEP Teflon® FEP Teflon® 500°F/260°C 550°F/288°C
TW TFE Teflon®, Wrap & Fuse TFE Teflon®, Wrap & Fuse 500°F/260°C 550°F/288°C
XC Nextel™ Braid  Nextel™ Braid  2200°F/1204°C 2600°F/1727°C
logo Thermocouple Wire Specifications
T/C Type Single color Ansi Color Coding
Overall Extension
Overall thermocouple Conductor Alloys Temperature Range°F(°C)
Thermocouple Grade
Extension Grade
Tolerance(standard)
/ whichever is Greater
Tolerance(Special)
/ whichever is Greater
E Purple
Red
Purple Brown EP/EN Chromel/Constantan -328 to 1652
(-200 to 900)
32 to 392
(0 to 200)
+-1.7 deg C
or +-0.5%
+-1.0 deg C
or +-0.4%
J White
Red
Black Brown JP/JN Iron/Constantan 32 to 1382
(0 to 750)
32 to 392
(0 to 200)
+-2.2 deg C
or +-0.75%
+-1.1 deg C
or +-0.4%
K Yellow
Red
Yellow Brown KP/KN Chromel/Alumel -328 to 2282
(-200 to 1250)
32 to 392
(0 to 200)
+-2.2 deg C
or +-0.75%
+-1.1 deg C
or +-0.4%
N Orange
Red
Orange Brown NP/NN Nicrosil/Nisil -450 to 2372
(-270 to 1300)
32 to 392
(0 to 200)
+-2.2 deg C
or +-0.75%
(2% below 0 deg C)
+-1.1 deg C
or +-0.4%
T Blue
Red
Blue Brown TP/TN Copper/Constantan -328 to 662
(-270 to 350)
32 to 392
(0 to 200)
+-2.2 deg C
or +-0.75%
(1.5% below 0 deg C)
+-0.5 deg C
or +-0.4%
B Grey
Red
Grey None BP/BN Platinum 30% Rhodium
Platinum 6% Rhodium
32 to 3092
(0 to 1700)
32 to 212
(0 to 100)
+-3.7 deg C
or +-0.5% over 800 deg C
NOT ESTABLISHED
C White
Red
White
Red Trace
None CP/CN Tungsten 5% Rhenium
Tungsten 26% Rhenium
32 to 4208
(0 to 2320)
32 to 1600
(0 to 870)
+-4.5 deg C to or 425 deg C
1% to 2320 deg C
NOT ESTABLISHED
R/S Black
Red
Green None RP/RN R=Platinum/13% Rhodium
S=10% Rhodium/Pure Platinum
32 to 2462
(0 to 1450)
32 to 300
(0 to 150)
1.5 deg C or .25% .6 deg C or .1%
More Information
Part Number
No
Write Your Own Review
You're reviewing:Watlow Thermocouple Wire
Your Rating

  • 510 606-1012

    Round-the-clock free hotline (24/7)
  • Return & Exchange

    You can return or exchange the item within 14 days.
  • Satisfaction Guarantee

    We are committed to your satisfaction with every order.
To Top