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AO Smith (12)
Aprilaire (2)
Argo (1)
Bacharach (2)
Baso Gas Products (19)
Bosch (1)
Bradford White (3)
Buderus (3)
Burnham (14)
Cozy (3)

Application
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Accessory (22)
Heating (10)
Radiator Vent (4)
Replacement Part (22)
Snow Melt (1)

Product Type
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Accessory (1)
Boiler Part (6)
Burner (2)
Cleaner (1)
Control Assembly (1)
Flame Detector (3)
Flame Monitor Control (3)
Flame Rod (1)
Flame Scanner (28)
Flame Sensor (13)

Features
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-40 to 248°F (3)
High Temp. Silicon Cable (3)
Non-Self Check (11)
PVC Cable (3)
Remote Data Communications (2)
Remote Display (2)
Remote Reset (2)
Self-Check (8)

Temperature Range (F)
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-30°F to 160°F (3)
-40°F - 120°F (2)
-40°F to 150°F (2)
-40°F to 150°F (2)
-40°F to 158°F (2)
-40°F to 250°F (27)
40°F - 240°F (4)
40°F to 150°F (2)
40°F to 180°F (1)
40°F to 220°F (4)

Voltage
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18 mV (1)
20 mV (7)
30 mV (24)
750 mV (4)
24V (1)
115/230V (2)
120v (6)
220v (1)

Price Range
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$1 to $5 (5)
$5 to $10 (15)
$10 to $15 (33)
$15 to $20 (22)
$20 to $25 (26)
$25 to $30 (11)
$30 to $35 (19)
$35 to $40 (19)
$40 to $45 (23)
$45 to $50 (16)

Flame Sensors

429 items
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Product Image of 1097 Ohm Standard Temperature Sensor
1097 Ohm Standard Temperature Sensor
SKU: 50021579-001
Honeywell
SKU: 50021579-001
Brand: Honeywell
(2)
$83.54 each
In Stock
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Product Image of 18" Universal Replacement Thermocouple
18" Universal Replacement Thermocouple
SKU: H06E-18
White Rodgers
SKU: H06E-18
Brand: White Rodgers
(38)
$6.19 each
BOX UP & SAVE 4%
$59.20 box of 10
$5.92 each
In Stock
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Product Image of Flame Sensor, 1172827
Flame Sensor, 1172827
SKU: 1172827
Heil Quaker (ICP)
SKU: 1172827
Brand: Heil Quaker (ICP)
(11)
$20.93 each
In Stock
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Product Image of Flame Sensor Replacement, 1190383
Flame Sensor Replacement, 1190383
SKU: 1190383
Heil Quaker (ICP)
SKU: 1190383
Brand: Heil Quaker (ICP)
(5)
$30.80 each
In Stock
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Product Image of Kit, Rod, Flame, W/afr Function, 100224098
Kit, Rod, Flame, W/afr Function, 100224098
SKU: 100224098
AO Smith
SKU: 100224098
Brand: AO Smith
(1)
$22.04 each
In Stock
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Product Image of Replacement PTC Sensor with 6-1/2 ft (2 m) Leads
Replacement PTC Sensor with 6-1/2 ft (2 m) Leads
SKU: A99BB-200C
Johnson Controls
SKU: A99BB-200C
Brand: Johnson Controls
(9)
$42.43 each
In Stock
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Product Image of Flame Sensor Cleaner
Flame Sensor Cleaner
SKU: FSC10
Supco
SKU: FSC10
Brand: Supco
(1)
$10.73 each
In Stock
Get 98 by Tue, Jul 7
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Product Image of 72" Snap-Fit Thermocouple
72" Snap-Fit Thermocouple
SKU: 1980-072
Robertshaw
SKU: 1980-072
Brand: Robertshaw
(27)
$16.36 each
In Stock
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Product Image of 36" Snap-Fit Thermocouple
36" Snap-Fit Thermocouple
SKU: 1980-036
Robertshaw
SKU: 1980-036
Brand: Robertshaw
(27)
$10.26 each
In Stock
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Product Image of 48" Universal Replacement Thermocouple
48" Universal Replacement Thermocouple
SKU: H06E-48
White Rodgers
SKU: H06E-48
Brand: White Rodgers
(38)
$8.22 each
BOX UP & SAVE 4%
$78.80 box of 10
$7.88 each
In Stock
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Product Image of Flame Sensor for UDAP/UDAS, 195292
Flame Sensor for UDAP/UDAS, 195292
SKU: 195292
Reznor
SKU: 195292
Brand: Reznor
(3)
$61.79 each
In Stock
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Product Image of Standing Pilot Assembly (NG/LP), 3H0374540002
Standing Pilot Assembly (NG/LP), 3H0374540002
SKU: 3H0374540002
Modine
SKU: 3H0374540002
Brand: Modine
(4)
$49.11 each
In Stock
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Product Image of Mercury Flame Sensor, 48" Element, 3 Pin Plug, Bulb Style #20
Mercury Flame Sensor, 48" Element, 3 Pin Plug, Bulb Style #20
SKU: 3098-156
White Rodgers
SKU: 3098-156
Brand: White Rodgers
(22)
$255.41 each
In Stock
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Product Image of 35" Thermopile Generator w/ Push-in Clip & 1/2" Thermopile Attaching Nut (750 mV), Q313A1188
35" Thermopile Generator w/ Push-in Clip & 1/2" Thermopile Attaching Nut (750 mV), Q313A1188
SKU: Q313A1188
Resideo
SKU: Q313A1188
Brand: Resideo
(5)
$77.81 each
In Stock
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Product Image of Flame Sensor for the HD/HDS/PTS and BTS Series, 5H0750310000
Flame Sensor for the HD/HDS/PTS and BTS Series, 5H0750310000
SKU: 5H0750310000
Modine
SKU: 5H0750310000
Brand: Modine
(2)
$76.73 each
In Stock
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Product Image of Q309A Thermocouple, 1520001
Q309A Thermocouple, 1520001
SKU: 1520001
Utica-Dunkirk
SKU: 1520001
Brand: Utica-Dunkirk
(12)
$20.17 each
In Stock
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Product Image of Kit, Rod, Ignitor, 100224099
Kit, Rod, Ignitor, 100224099
SKU: 100224099
AO Smith
SKU: 100224099
Brand: AO Smith
$16.90 each
In Stock
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Product Image of Mercury Flame Sensor, 48" Element, 3 Pin Plug, Bulb Style #19
Mercury Flame Sensor, 48" Element, 3 Pin Plug, Bulb Style #19
SKU: 3098-134
White Rodgers
SKU: 3098-134
Brand: White Rodgers
(25)
$255.41 each
In Stock
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Product Image of Thermocouple Kit, Model #TC-K24, 100108267
Thermocouple Kit, Model #TC-K24, 100108267
SKU: 100108267
AO Smith
SKU: 100108267
Brand: AO Smith
(14)
$18.17 each
In Stock
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In Stock
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Product Image of Temperature Sensor For Ranco Control
Temperature Sensor For Ranco Control
SKU: 1309007-044
Ranco
SKU: 1309007-044
Brand: Ranco
(9)
$44.98 each
In Stock
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Product Image of Flame Sensor, 69W43
Flame Sensor, 69W43
SKU: 69W43
Lennox
SKU: 69W43
Brand: Lennox
(10)
$122.66 each
In Stock
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Product Image of Cadmium-Sulfide Flame Detector w/ 15" leads
Cadmium-Sulfide Flame Detector w/ 15" leads
SKU: C554A1687
Honeywell
SKU: C554A1687
Brand: Honeywell
(14)
$28.43 each
In Stock
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Product Image of Main Flame Sensor, 511-724-274
Main Flame Sensor, 511-724-274
SKU: 511-724-274
Weil-McLain
SKU: 511-724-274
Brand: Weil-McLain
$110.87 each
In Stock
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In Stock
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Product Image of Flue Temp Sensor & Cap, 106066-01
Flue Temp Sensor & Cap, 106066-01
SKU: 106066-01
Burnham
SKU: 106066-01
Brand: Burnham
(3)
$41.93 each
In Stock
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In Stock
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Product Image of Slab Sensor, 10K
Slab Sensor, 10K
SKU: A9010599
Uponor (Wirsbo)
SKU: A9010599
Brand: Uponor (Wirsbo)
(1)
$40.78 each
In Stock
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Product Image of High Limit Sensor, 107121-01
High Limit Sensor, 107121-01
SKU: 107121-01
Burnham
SKU: 107121-01
Brand: Burnham
(6)
$148.99 each
In Stock
Get 6 by Tue, Jul 7
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Product Image of Flame Sensor Replacement, S1-02530802000
Flame Sensor Replacement, S1-02530802000
SKU: S1-02530802000
York
SKU: S1-02530802000
Brand: York
$42.06 each
In Stock
Get 6 by Tue, Jul 7
In Stock
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Product Image of Flame Sensor Replacement Kit, 550003151
Flame Sensor Replacement Kit, 550003151
SKU: 550003151
Utica-Dunkirk
SKU: 550003151
Brand: Utica-Dunkirk
$61.92 each
In Stock
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Product Image of Cadmium-Sulfide Flame Detector w/ 60" leads, C554A1794
Cadmium-Sulfide Flame Detector w/ 60" leads, C554A1794
SKU: C554A1794
Resideo
SKU: C554A1794
Brand: Resideo
(15)
$27.03 each
In Stock
Get 23 by Tue, Jul 7
In Stock
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Product Image of 5" PT1000 Hot or Chilled Water Sensor w/ well
5" PT1000 Hot or Chilled Water Sensor w/ well
SKU: C7031D2003
Honeywell
SKU: C7031D2003
Brand: Honeywell
(3)
$91.70 each
In Stock
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In Stock
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Product Image of Gas Flame Sensor, S1-02535306000
Gas Flame Sensor, S1-02535306000
SKU: S1-02535306000
York
SKU: S1-02535306000
Brand: York
(1)
$34.90 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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In Stock
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Product Image of Flame Sensor Kit for Helix VLT Boiler Series, 550002283
Flame Sensor Kit for Helix VLT Boiler Series, 550002283
SKU: 550002283
Utica-Dunkirk
SKU: 550002283
Brand: Utica-Dunkirk
(7)
$155.27 each
In Stock
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Product Image of 48" Snap-Fit Thermocouple
48" Snap-Fit Thermocouple
SKU: 1980-048
Robertshaw
SKU: 1980-048
Brand: Robertshaw
(27)
$11.34 each
In Stock
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Product Image of Trane Direct Replacement Flame Sensor, Replaces Trane SEN1114, SEN491, SEN441, SEN0441 & PFS114
Trane Direct Replacement Flame Sensor, Replaces Trane SEN1114, SEN491, SEN441, SEN0441 & PFS114
SKU: 790-820A1
White Rodgers
SKU: 790-820A1
Brand: White Rodgers
(2)
$12.04 each
In Stock
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Product Image of 35" Thermopile Generator w/ PG9 Adapter (750 mV), Q313A1170
35" Thermopile Generator w/ PG9 Adapter (750 mV), Q313A1170
SKU: Q313A1170
Resideo
SKU: Q313A1170
Brand: Resideo
(6)
$82.94 each
In Stock
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Product Image of 6" Duct Probe Temperature Sensor, 20K Ohm NTC
6" Duct Probe Temperature Sensor, 20K Ohm NTC
SKU: C7770A1040
Honeywell
SKU: C7770A1040
Brand: Honeywell
$32.27 each
In Stock
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In Stock
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Product Image of Flame Sensor, S1-02530788700
Flame Sensor, S1-02530788700
SKU: S1-02530788700
York
SKU: S1-02530788700
Brand: York
(4)
$37.11 each
In Stock
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In Stock
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Product Image of ADLS2, Deluxe Silicone Test Leads
ADLS2, Deluxe Silicone Test Leads
SKU: ADLS2
Fieldpiece
SKU: ADLS2
Brand: Fieldpiece
(2)
$34.85 each
In Stock
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Product Image of Minipeeper UV Sensor -40°F (96" LED)
Minipeeper UV Sensor -40°F (96" LED)
SKU: C7027A1072
Honeywell
SKU: C7027A1072
Brand: Honeywell
(4)
$304.24 each
In Stock
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Product Image of 1/2" NPT Connector Non-Self Check Ultra-Violet Flame Scanner with 3 Ft. Tray-Rated Cable
1/2" NPT Connector Non-Self Check Ultra-Violet Flame Scanner with 3 Ft. Tray-Rated Cable
SKU: UV1A3
Fireye
SKU: UV1A3
Brand: Fireye
(2)
$260.00 each
In Stock
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Product Image of Flame Sensor Replacement, 550002284
Flame Sensor Replacement, 550002284
SKU: 550002284
Utica-Dunkirk
SKU: 550002284
Brand: Utica-Dunkirk
(1)
$159.82 each
In Stock
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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)
$15.37 each
In Stock
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Product Image of Flame Sensor Rod Kit, 383-900-094
Flame Sensor Rod Kit, 383-900-094
SKU: 383-900-094
Weil-McLain
SKU: 383-900-094
Brand: Weil-McLain
$71.33 each
In Stock
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In Stock
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Product Image of Outdoor Temp. Sensor 10k ohm, 108681-01
Outdoor Temp. Sensor 10k ohm, 108681-01
SKU: 108681-01
Burnham
SKU: 108681-01
Brand: Burnham
$71.05 each
In Stock
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In Stock
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Product Image of Flame Sensor Replacement, S1-02535354000
Flame Sensor Replacement, S1-02535354000
SKU: S1-02535354000
York
SKU: S1-02535354000
Brand: York
(4)
$30.88 each
In Stock
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In Stock
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Product Image of ADA2, Shorting Cables w/ Alligator Clips
ADA2, Shorting Cables w/ Alligator Clips
SKU: ADA2
Fieldpiece
SKU: ADA2
Brand: Fieldpiece
(3)
$13.60 each
In Stock
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Product Image of Flame Sensor w/Gasket, 100073343
Flame Sensor w/Gasket, 100073343
SKU: 100073343
Lochinvar
SKU: 100073343
Brand: Lochinvar
$68.20 each
In Stock
Get 1 by Tue, Jul 7
In Stock
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