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Twisted Shielded Thermocouple Duplex Extension Wire

Twisted/Shielded Thermocouple Wire and Extension Wire


Item# EXPP-K-20-TWSH-25

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 $44.96
5-9 $42.71
10-24 $40.46
25-49 $38.22
50-99 $35.97
100+ $33.72

In stock

Lead Time (If not in stock): 2 weeks
Twisted/Shielded Thermocouple Wire and Extension Wire EXPP-K-20-TWSH-25 EXPP-K-20-TWSH-25
  • Maintains Electrical Ground from Probe Sheath to Instrument
  • Polyvinyl and PFA Insulations Available
  • Complements OMEGA Low Noise Thermocouple Probes and Connectors
  • Extension and Thermocouple Grades

EXPP-K-20-TWSH-25 Model Options

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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 range
Wire Gauge
Thermocouple Calibration Type
Cable Type
Conductor type
Number of Pairs
Conductor Insulation
Overall Insulation
Overbraiding Type
Cable Length
Special Limit of error
Color Code Standard
Additional Feature

Available: Thermocouple Grade PFA Insulation(TT), Thermocouple Grade FEP Insulation(FF), Extension Grade Polyvinyl Insulation(EXPP), Extension Grade FEP Insulation(EXFF)


Thermocouple Grade PFA Insulation
AWG Model Number Nominal Size Thermocouple Calibration
20 TT-J-20-TWSH 0.145 J
TT-K-20-TWSH 0.145 K
TT-T-20-TWSH 0.145 T
TT-E-20-TWSH 0.145 E
20S* TT-J-20S-TWSH 0.15 J
TT-K-20S-TWSH 0.15 K
TT-T-20S-TWSH 0.15 T
TT-E-20S-TWSH 0.15 E
24 TT-J-24-TWSH 0.105 J
TT-K-24-TWSH 0.105 K
TT-T-24-TWSH 0.105 T
TT-E-24-TWSH 0.105 E
24S* TT-J-24S-TWSH 0.115 J
TT-K-24S-TWSH 0.115 K
TT-T-24S-TWSH 0.115 T
TT-E-24S-TWSH 0.115 E

Thermocouple Grade FEP Insulation
AWG Model Number Nominal Size Thermocouple Calibration
20 FF-J-20-TWSH 0.145 J
FF-K-20-TWSH 0.145 K
FF-T-20-TWSH 0.145 T
FF-E-20-TWSH 0.145 E
20S* FF-J-20S-TWSH 0.15 J
FF-K-20S-TWSH 0.15 K
FF-T-20S-TWSH 0.15 T
FF-E-20S-TWSH 0.15 E
24 FF-J-24-TWSH 0.105 J
FF-K-24-TWSH 0.105 K
FF-T-24-TWSH 0.105 T
FF-E-24-TWSH 0.105 E
24S* FF-J-24S-TWSH 0.115 J
FF-K-24S-TWSH 0.115 K
FF-T-24S-TWSH 0.115 T
FF-E-24S-TWSH 0.115 E

Extension Grade Polyvinyl Insulation
AWG Model Number Nominal Size Thermocouple Calibration
16 EXPP-J-16-TWSH 0.25 J
EXPP-K-16-TWSH 0.25 K
EXPP-T-16-TWSH 0.25 T
EXPP-E-16-TWSH 0.25 E
16S* EXPP-J-16S-TWSH 0.27 J
EXPP-K-16S-TWSH 0.27 K
EXPP-T-16S-TWSH 0.27 T
EXPP-E-16S-TWSH 0.27 E
20 EXPP-J-20-TWSH 0.2 J
EXPP-K-20-TWSH 0.2 K
EXPP-T-20-TWSH 0.2 T
EXPP-E-20-TWSH 0.2 E
20S* EXPP-J-20S-TWSH 0.215 J
EXPP-K-20S-TWSH 0.215 K
EXPP-T-20S-TWSH 0.215 T
EXPP-E-20S-TWSH 0.215 E

Extension Grade FEP Insulation
AWG Model Number Nominal Size Thermocouple Calibration
16 EXFF-J-16-TWSH 0.17 J
EXFF-K-16-TWSH 0.17 K
EXFF-T-16-TWSH 0.17 T
EXFF-E-16-TWSH 0.17 E
16S* EXFF-J-16S-TWSH 0.18 J
EXFF-K-16S-TWSH 0.18 K
EXFF-T-16S-TWSH 0.18 T
EXFF-E-16S-TWSH 0.18 E
20 EXFF-J-20-TWSH 0.15 J
EXFF-K-20-TWSH 0.15 K
EXFF-T-20-TWSH 0.15 T
EXFF-E-20-TWSH 0.15 E
20S* EXFF-J-20S-TWSH 0.15 J
EXFF-K-20S-TWSH 0.15 K
EXFF-T-20S-TWSH 0.15 T
EXFF-E-20S-TWSH 0.15 E
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Rated 5 out of 5 by from Great product descriptions! Great product descriptions, I received exactly what I expected.
Date published: 2024-05-08
Rated 5 out of 5 by from Great product description! Received exactly what I ordered, great product description, as usual with Omega, thanks!
Date published: 2024-05-08
Rated 5 out of 5 by from Thermocouple cable Good thermocouple extension cable for general use.
Date published: 2023-03-13
Rated 5 out of 5 by from Good Product Ordered Thermocouple wire and received as ordered.
Date published: 2022-09-21
Rated 5 out of 5 by from thermocouple wire works great and dependable on all of our thermocouples
Date published: 2020-11-18
Rated 3 out of 5 by from arrived on time Wish this had a shorter lead time, but other than that, it was great!
Date published: 2020-10-26
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