Thermocouple Wire - Duplex Extension Grade
Duplex ANSI Types BX / CX / DX / GX
BX - Compensating Extension Wires for Platinum 6% Rhodium (-)/Platinum 30% Rhodium (+) Thermocouples
ANSI Color Code: Positive Wire, Gray; Negative Wire, Red; Overall, Gray**
Copper/Copper Duplex ANSI Type BX

Insulation
Model #
AWG
Price 1000'
Type Wire
Insulation
Max. Temp*
Nominal Size
mm (in)
Wt.
kg/300m (lb/1000')
Conductor
Overall
°F
°C
Glass
EXGG-B-20
20
$390
Solid
Glass Braid
212
100
1.5 x 2.4 (.060 x .095)
4 (9)
PFA
EXTT-B-26S
26
$400
7 X 34
PFA
212
100
1.1 x 1.7 (.042 x .068)
2.2 (5)
Polyvinyl
EXPP-B-24
24
$235
Solid
Polyvinyl
212
100
1.9 x 3.1 (.075 x .120)
2.2 (5)
EXPP-B-24S
24
$370
7 X 32
Polyvinyl
212
100
2.2 x 3.4 (.182 x .134)
5.3 (12)
FEP
EXFF-B-26S
26
$345
7 X 34
FEP
212
100
1.1 x 1.7 (.042 x .068)
2.2 (5)
* Maximum temperature is for extension grade wire or insulation, whichever is lower.
*
*Black on EXGG wire.
Weight of spool and wire, rounded up to the next highest kg (lb). (does not include packing material).

CX - Compensating Extension Wires for W5%/Re/W26%Re Thermocouples. Alloy types 405/426.
Color Code (EXGG): Positive Wire, White/Red Trace; Negative Wire, Red; Overall, White/Red Trace.
Color Code (EXX ††): Positive Wire, White/Red Trace; Negative Wire, White; Overall, White/Red Trace.
W5%/Re/W26%Re Duplex ANSI Type CX

Insulation
Model #
AWG
Price 1000'
Type Wire
Insulation
Max. Temp*
Nominal Size mm (in)
Wt.
kg/300m (lb/1000')
Conductor
Overall
°F
°C
Nextel Ceramic
EXXC-C-24
24
$2200
Solid
Nextel Ceramic
1600
871
2.92 x 4.444 (.115 x .175)
5.4 (12)
EXXT-C-24
24
$2100
2.23 x 3.35 (.088 x .132)
4.9 (11)
EXXL-C-24
24
$2000
1.98 x 2.95 (.078 x .116)
4.5 (10)
Glass
EXGG-C-24
24
$650
Solid
Glass Braid
900
482
1.27 x 2.03 (.050 x .080)
3.1 (7)
Note: The XC is the standard braid, XT is a tight braid and XL is a light duty braid; the three types of braid affect only the amount of Nextel used in manufacturing.
*
Maximum temperature is for extension grade wire or insulation, whichever is lower.
Weight of spool and wire, rounded up to the next highest lb. (does not include packing material).
Has color tracers on jacket and conductors

DX - Compensating Extension Wires for W3%/Re/W25%Re Thermocouples. Alloy types 203/225.
Color Code: Positive Wire, White/Yellow Trace; Negative Wire, Red; Overall, White/Yellow Trace
W3%/Re/W25%Re Duplex ANSI Type DX

Insulation
Model #
AWG
Price 1000'
Type Wire
Insulation
Max. Temp
Nominal Size mm (in)
Wt.
kg/300m (lb/1000')
Conductor
Overall
°F
°C
Glass
EXGG-D-24
24
$700
Solid
Glass Braid
500
260
1.27 x 2.03 (.050 x .080)
2.2 (5)
Weight of spool and wire, rounded up to the next highest lb. (does not include packing material).

GX - Compensating Extension Wires for W/W26%Re Thermocouples. Alloy types 200/226.
Color Code: Positive Wire, White/Blue Trace; Negative Wire, Red; Overall, White/Blue Trace
W/W26%Re Duplex ANSI Type GX

Insulation
Model #
AWG
Price 1000'
Type Wire
Insulation
Max. Temp
Nominal Size
Wt.
kg/300m (lb/1000')
Conductor
Overall
°F
°C
Glass
EXGG-G-24
24
$700
Solid
Glass Braid
500
260
1.27 x 2.03 (.050 x .080)
5 (11)
Weight of spool and wire, rounded up to the next highest lb. (does not include packing material).
Ordering Example: EXGG-G-24-50, 50 foot spool of extension grade type G thermocouple wire, Glass over Glass insulation, $70.

NEWPORT will overbraid any thermocouple wire with Inconel 600, 304 SS or tinned copper overbraiding. Both Inconel 600 and SS add durability and abrasion protection. Consult Sales Department.

Copyright 2003, NEWPORT Electronics, Inc. All rights reserved.
NEWPORT Newport Home Products Purchase Quotes Pricelist Manuals Site Map Search e-mail Newport Home Products Purchase Quotes Pricelist Manuals Site Map Search e-mail Newport Home