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  2. See Temperature Measurement
  3. See Temperature Wire and Cable
  4. See Thermocouple Wires
  5. J Type Thermocouple Duplex Extension Wire

J Type Thermocouple Duplex Extension Wire

J Type Thermocouple Extension Wire
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J Type Thermocouple Extension Wire
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Data Sheet (PDF)

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$780.65

Item# EXTT-J-20-1000

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 $780.65
5-9 $741.62
10-24 $702.59
25-49 $663.55
50-99 $624.52
100+ $585.49

In stock

Lead Time (If not in stock): 2 weeks
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J Type Thermocouple Extension Wire EXTT-J-20-1000 EXTT-J-20-1000
  • High Quality Type "J" Thermocouple Duplex Extension Grade Wire
  • In Stock - Available for Immediate Shipment
  • Choice of Insulation, Wire Gage, & Length

EXTT-J-20-1000 Model Options

View all models

Edit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.

*Highlighted options are not compatible. Please select a different combination.

Temperature Min
Temperature Max
Temperature Range
Wire Gauge
Conductor Insulation
Conductor type
Cable Length
Overall Insulation
Overbraiding Type
Special Limit of error
Color Code Standard
Category
Temperature Unit
Thermocouple Calibration Type
Additional Feature
Cable Type
Number of Pairs


  • Color Code Standard Positive Wire: Blue
  • Negative Wire Color Red
  • Use With Sensor Type Thermocouple
  • Wire Grade Extension Grade
ANSI Color Code :Positive Wire, White ; Negative Wire, Red; Overall, Brown
Use the table below as a guide for types available. The "To Order" box contains some examples of popular models. Use the "Part Number Builder" (Below Table) to get pricing for all available models.
Insulation AWG
No.		 Model
Number		 Price
1000'		 Type
Wire		  Insulation  Max. Temp* Nominal
Size		 Wt.†
lb/1000'
Conductor Overall °F °C
Glass 16 EXGG-J-16 $625 Solid Glass Braid Glass Braid 392 200 .085 x .130 23
Neoflon
PFA		 16 EXTT-J-16 1050 Solid PFA PFA 392 200 .086 x .152 21
20 EXTT-J-20 455 Solid PFA PFA 392 200 .068 x .116 11
24 EXTT-J-24 345 Solid PFA PFA 392 200 .056 x .092 7
Polyvinyl   14 EXPP-J-14 775 Solid Polyvinyl Polyvinyl 221 105 .134 x .288 34
16 EXPP-J-16 435 Solid Polyvinyl Polyvinyl 221 105 .123 x .207 26
16 EXPP-J-16S 660 7 x 24 Polyvinyl Polyvinyl 221 105 .139 x .226 26
20 EXPP-J-20 215 Solid Polyvinyl Polyvinyl 221 105 .095 x .151 16
20 EXPP-J-20S 385 7 X 28 Polyvinyl Polyvinyl 221 105 .123 x .175 17
24 EXPP-J-24S 320 7 x 32 Polyvinyl Polyvinyl 221 105 .082 x .134 12
Neoflon
FEP		 16 EXFF-J-16 915 Solid FEP FEP 392 200 .086 x .152 21
20 EXFF-J-20 440 Solid FEP FEP 392 200 .068 x .116 11
24 EXFF-J-24 305 Solid FEP FEP 392 200 .056 x .092 7

*Maximum temperature is for extension grade wire or insulation, whichever is lower.
†Weight of spool and wire rounded up to the the next highest lb. (does not include packing material).

Rated 5 out of 5 by from EXPP-J-20S-100 Excellent quality of materials. Omega consistently has the best quality products. Great selection, great prices, and great delivery A++
Date published: 2023-01-17
Rated 4 out of 5 by from Good Perfect except for the delivery time. Something like this should be stocked and shipped next day
Date published: 2022-08-31
Rated 4 out of 5 by from Thermocouple Wire... Used between thermocouples and instrumentation. Works as it supposed to.
Date published: 2021-12-22
Rated 5 out of 5 by from Good quality wire We have been using this in our machines since before I started here in 2010. No probles, no issues.
Date published: 2019-04-01
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