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18" (2)
24" (2)
30" (2)
36" (2)
47" (1)
48" (2)

Voltage

30 mV (10)
750 mV (1)

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(11)

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$10 to $15 (5)
$15 to $20 (1)
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Honeywell & Resideo Thermocouples

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Product Image of 36" Thermocouple with Maximum Copel, Q340A1090
36" Thermocouple with Maximum Copel, Q340A1090
SKU: Q340A1090
Resideo
SKU: Q340A1090
Brand: Resideo
(30)
$14.53 each
In Stock
Get 1,537 by Tomorrow, Sep 2
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Product Image of 36" Thermocouple, Q390A1061
36" Thermocouple, Q390A1061
SKU: Q390A1061
Resideo
SKU: Q390A1061
Brand: Resideo
(79)
$9.07 each
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$90.70 box of 10
$9.07 each
In Stock
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Product Image of 24" Thermocouple, Q390A1046
24" Thermocouple, Q390A1046
SKU: Q390A1046
Resideo
SKU: Q390A1046
Brand: Resideo
(79)
$8.16 each
BOX UP & SAVE 0%
$81.60 box of 10
$8.16 each
In Stock
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Product Image of 30" Thermocouple, Q390A1053
30" Thermocouple, Q390A1053
SKU: Q390A1053
Resideo
SKU: Q390A1053
Brand: Resideo
(79)
$8.61 each
BOX UP & SAVE 0%
$86.10 box of 10
$8.61 each
In Stock
Get 106 by Tomorrow, Sep 2
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Product Image of 30" Thermocouple with Maximum Copel, Q340A1082
30" Thermocouple with Maximum Copel, Q340A1082
SKU: Q340A1082
Resideo
SKU: Q340A1082
Brand: Resideo
(30)
$14.03 each
In Stock
Get 192 by Tomorrow, Sep 2
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Product Image of 24" Thermocouple with Maximum Copel, Q340A1074
24" Thermocouple with Maximum Copel, Q340A1074
SKU: Q340A1074
Resideo
SKU: Q340A1074
Brand: Resideo
(30)
$13.26 each
In Stock
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Product Image of 48" Thermocouple with Maximum Copel, Q340A1108
48" Thermocouple with Maximum Copel, Q340A1108
SKU: Q340A1108
Resideo
SKU: Q340A1108
Brand: Resideo
(30)
$16.09 each
In Stock
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Product Image of 18" Thermocouple with Maximum Copel, Q340A1066
18" Thermocouple with Maximum Copel, Q340A1066
SKU: Q340A1066
Resideo
SKU: Q340A1066
Brand: Resideo
(30)
$13.83 each
In Stock
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Product Image of 18" Thermocouple, Q390A1095
18" Thermocouple, Q390A1095
SKU: Q390A1095
Resideo
SKU: Q390A1095
Brand: Resideo
(79)
$7.87 each
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$78.70 box of 10
$7.87 each
In Stock
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Product Image of 48" Thermocouple, Q390A1103
48" Thermocouple, Q390A1103
SKU: Q390A1103
Resideo
SKU: Q390A1103
Brand: Resideo
(79)
$12.94 each
BOX UP & SAVE -0%
$129.40 box of 10
$12.94 each
In Stock
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Product Image of Thermocouple Pilot Flame Detector
Thermocouple Pilot Flame Detector
SKU: Q309A1970
Honeywell
SKU: Q309A1970
Brand: Honeywell
$27.44 each
In Stock
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Product Image of 47" Thermopile Generator (750mV) with 1/2" Thermopile Attaching Nut, Q313A1055
$90.16 each
In Stock
Get 153 by Fri, Sep 4
In Stock
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More About Honeywell & Resideo Thermocouples
This category contains Honeywell & Resideo Thermocouples. Thermocouples sense the pilot flame on standing pilot gas-fired heating systems and the pilot flame heats the tip of the thermocouple, which produces a temperature differential between it and the base to generate millivolts.
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