Bare Thermocouple Wire
Base Metal - Matched Pairs
| ANSI Calibration | Type of Wire | Wire Size | Approx Ft / # | Catalog Number | |
| AWG | Inches | ||||
| J | Iron/Constantan | 8
14 20 24 30 |
.128
.064 .032 .020 .010 |
10
43 175 440 1760 |
B8J
B14J B20J B24J B30J |
| K | Chromel/Alumel | 8
14 20 24 30 |
.128
.064 .032 .020 .010 |
10
40 162 420 1685 |
B8K
B14K B20K B24K B30K |
| E | Chromel/Constantan | 8
14 20 24 30 |
.128
.064 .032 .020 .010 |
10
40 162 420 1685 |
B8E
B14E B20E B24E B30E |
| T | Copper/Constantan | 14
20 24 |
.064
.032 .020 |
40
162 420 |
B14T
B20T B24T |
Noble Metal – Matched Pairs*
| ANSI Calibration | Type of Wire | Wire Size | Approx Ft / # | Catalog Number | |
| AWG | Inches | ||||
| R | Platinum-13%
Rhodium (+) VS Platinum (-) |
24 | .020 | 309
282 |
B24R |
| R | Platinum-10%
Rhodium (+) VS Platinum (-) |
24 | .020 | 302
282 |
B24S |
| R | Platinum-30%
Rhodium (+) VS Platinum-6% Rhodium (-) |
24 | .020 | 345
294 |
B24B |
| *Sold as Matched Pairs Only | |||||
Iron / Constantan – Type J – Individual Conductors
| Positive | Negative | ||||||||
| ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
| JP | Iron | 8
14 20 24 30 |
23
91 365 926 3740 |
B8JP
B14JP B20JP B24JP B30JP |
JP | Constantan | 8
14 20 24 30 |
20
80 323 818 3290 |
B8JN
B14JN B20JN B24JN B30JN |
Chromel / Alumel – Type K – Individual Conductors
| Positive | Negative | ||||||||
| ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
| KP | Chromel | 8
14 20 24 30 |
20
80 331 838 3370 |
B8KP
B14KP B20KP B24KP B30KP |
KN | Alumel | 8
14 20 24 30 |
20
80 331 838 3370 |
B8KN
B14KN B20KN B24KN B30KN |
Chromel / Constantan – Type E – Individual Conductors
| Positive | Negative | ||||||||
| ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
| EP | Chromel | 8
14 20 24 30 |
20
80 331 838 3370 |
B8EP
B14EP B20EP B24EP B30EP |
EN | Constantan | 8
14 20 24 30 |
20
80 331 838 3370 |
B8EN
B14EN B20EN B24EN B30EN |
Copper / Constantan – Type T – Individual Conductors
| Positive | Negative | ||||||||
| ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
ANSI
Calibration |
Type of
Wire |
Wire Size
AWG |
Approx.
ft /# |
Catalog
Number |
| TP | Copper | 14
20 24 |
80
322 815 |
B14TP
B20TP B24TP |
TN | Constantan | 14
20 24 |
80
331 838 |
B14TN
B20TN B24TN |
