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Boiler (201)
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Commercial Heater (28)

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$5 to $10 (8)
$10 to $15 (22)
$15 to $20 (36)
$20 to $25 (48)
$25 to $30 (39)
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$40 to $45 (32)
$45 to $50 (41)
$50 to $60 (67)

Lochinvar

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Product Image of Flame Sensor w/ Gasket, 100165930
Flame Sensor w/ Gasket, 100165930
SKU: 100165930
Lochinvar
SKU: 100165930
Brand: Lochinvar
(2)
$23.86 each
In Stock
Get 52 by Tue, Jun 16
In Stock
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Product Image of Hot Surface Ignitor, 100165937
Hot Surface Ignitor, 100165937
SKU: 100165937
Lochinvar
SKU: 100165937
Brand: Lochinvar
(21)
$70.20 each
In Stock
Get 115 by Tue, Jun 16
In Stock
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Product Image of Ignitor, 100165929
Ignitor, 100165929
SKU: 100165929
Lochinvar
SKU: 100165929
Brand: Lochinvar
(1)
$61.88 each
In Stock
Get 43 by Tue, Jun 16
In Stock
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Product Image of Ignitor w/ Gasket, 100165925
Ignitor w/ Gasket, 100165925
SKU: 100165925
Lochinvar
SKU: 100165925
Brand: Lochinvar
(3)
$61.88 each
In Stock
Get 19 by Tue, Jun 16
In Stock
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Product Image of Flow Switch, 100335986
Flow Switch, 100335986
SKU: 100335986
Lochinvar
SKU: 100335986
Brand: Lochinvar
$293.33 each
In Stock
Get 26 by Tue, Jun 16
In Stock
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Product Image of Ignitor, 100165920
Ignitor, 100165920
SKU: 100165920
Lochinvar
SKU: 100165920
Brand: Lochinvar
(2)
$26.57 each
In Stock
Get 21 by Tue, Jun 16
In Stock
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Product Image of Flame Sensor with Gasket, 100165931
Flame Sensor with Gasket, 100165931
SKU: 100165931
Lochinvar
SKU: 100165931
Brand: Lochinvar
(2)
$21.21 each
In Stock
Get 28 by Tue, Jun 16
In Stock
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Product Image of Water Temperature Sensor, 100208552
Water Temperature Sensor, 100208552
SKU: 100208552
Lochinvar
SKU: 100208552
Brand: Lochinvar
(2)
$21.81 each
In Stock
Get 17 by Tue, Jun 16
In Stock
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Product Image of Ignitor Gasket Kit, 100208086
Ignitor Gasket Kit, 100208086
SKU: 100208086
Lochinvar
SKU: 100208086
Brand: Lochinvar
(1)
$8.10 each
In Stock
Get 24 by Tue, Jun 16
In Stock
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Product Image of Blower Gasket, 100208101
Blower Gasket, 100208101
SKU: 100208101
Lochinvar
SKU: 100208101
Brand: Lochinvar
$15.15 each
In Stock
Get 2 by Tue, Jun 16
In Stock
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Product Image of Baffle Insulation, 100208061
Baffle Insulation, 100208061
SKU: 100208061
Lochinvar
SKU: 100208061
Brand: Lochinvar
(1)
$37.65 each
In Stock
Get 15 by Tue, Jun 16
In Stock
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Product Image of Ignition Module Replacement, 100208464
Ignition Module Replacement, 100208464
SKU: 100208464
Lochinvar
SKU: 100208464
Brand: Lochinvar
(2)
$257.59 each
In Stock
Get 15 by Tue, Jun 16
In Stock
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Product Image of Flame Sensor with Gasket, 100165923
Flame Sensor with Gasket, 100165923
SKU: 100165923
Lochinvar
SKU: 100165923
Brand: Lochinvar
(1)
$31.08 each
In Stock
Get 17 by Tue, Jun 16
In Stock
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Product Image of Kit, Ignitor w/ Gasket & Screws, 100275562
Kit, Ignitor w/ Gasket & Screws, 100275562
SKU: 100275562
Lochinvar
SKU: 100275562
Brand: Lochinvar
(3)
$74.24 each
In Stock
Get 4 by Tue, Jun 16
In Stock
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Product Image of Burner Gasket, 100208085
Burner Gasket, 100208085
SKU: 100208085
Lochinvar
SKU: 100208085
Brand: Lochinvar
(1)
$19.57 each
In Stock
Get 17 by Tue, Jun 16
In Stock
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Product Image of Ignitor with Gasket, 100165924
Ignitor with Gasket, 100165924
SKU: 100165924
Lochinvar
SKU: 100165924
Brand: Lochinvar
(1)
$63.90 each
In Stock
Get 16 by Tue, Jun 16
In Stock
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Product Image of Condensate Trap Assembly, 100284286
Condensate Trap Assembly, 100284286
SKU: 100284286
Lochinvar
SKU: 100284286
Brand: Lochinvar
(1)
$32.69 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Hi-Limit Outlet Sensor, 100208544
Hi-Limit Outlet Sensor, 100208544
SKU: 100208544
Lochinvar
SKU: 100208544
Brand: Lochinvar
(3)
$62.23 each
In Stock
Get 11 by Tue, Jun 16
In Stock
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Product Image of Inlet Water Sensor, 100208549
Inlet Water Sensor, 100208549
SKU: 100208549
Lochinvar
SKU: 100208549
Brand: Lochinvar
$40.50 each
In Stock
Get 27 by Tue, Jun 16
In Stock
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Product Image of Rubber Door Gasket, 100208088
Rubber Door Gasket, 100208088
SKU: 100208088
Lochinvar
SKU: 100208088
Brand: Lochinvar
(1)
$33.05 each
In Stock
Get 4 by Tue, Jun 16
In Stock
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Product Image of Insulation for Door, 100208060
Insulation for Door, 100208060
SKU: 100208060
Lochinvar
SKU: 100208060
Brand: Lochinvar
(4)
$52.80 each
In Stock
Get 11 by Tue, Jun 16
In Stock
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Product Image of Communication Control Board, 100311038
Communication Control Board, 100311038
SKU: 100311038
Lochinvar
SKU: 100311038
Brand: Lochinvar
(1)
$1,132.83 each
In Stock
Get 49 by Wed, Jun 17
In Stock
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Product Image of T&P Gauge 0-75 PSI 70-250F 3/8" BT, 100208152
$44.45 each
In Stock
Get 10 by Tue, Jun 16
In Stock
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Product Image of 24V Damper Motor, 100318923
24V Damper Motor, 100318923
SKU: 100318923
Lochinvar
SKU: 100318923
Brand: Lochinvar
(2)
$172.42 each
In Stock
Get 6 by Tue, Jun 16
In Stock
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Product Image of Sensor, Flow, 100275528
Sensor, Flow, 100275528
SKU: 100275528
Lochinvar
SKU: 100275528
Brand: Lochinvar
$38.72 each
In Stock
Get 3 by Tue, Jun 16
In Stock
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Product Image of Flow Switch Replacement, 100208653
Flow Switch Replacement, 100208653
SKU: 100208653
Lochinvar
SKU: 100208653
Brand: Lochinvar
(1)
$157.03 each
In Stock
Get 7 by Tue, Jun 16
In Stock
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Product Image of Sensor, Inlet / Dhw, 100208560
Sensor, Inlet / Dhw, 100208560
SKU: 100208560
Lochinvar
SKU: 100208560
Brand: Lochinvar
$33.29 each
In Stock
Get 2 by Tue, Jun 16
In Stock
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Product Image of Thermostat Control, 100208835
Thermostat Control, 100208835
SKU: 100208835
Lochinvar
SKU: 100208835
Brand: Lochinvar
(2)
$170.47 each
In Stock
Get 14 by Tue, Jun 16
In Stock
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Product Image of Outdoor Temperature Sensor, 100208834
Outdoor Temperature Sensor, 100208834
SKU: 100208834
Lochinvar
SKU: 100208834
Brand: Lochinvar
$39.47 each
In Stock
Get 2 by Tue, Jun 16
In Stock
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Product Image of High Limit Outlet Sensor, 100208547
High Limit Outlet Sensor, 100208547
SKU: 100208547
Lochinvar
SKU: 100208547
Brand: Lochinvar
(2)
$35.55 each
In Stock
Get 26 by Wed, Jun 17
In Stock
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Product Image of Combustion Fan Assembly, 100145006
Combustion Fan Assembly, 100145006
SKU: 100145006
Lochinvar
SKU: 100145006
Brand: Lochinvar
(2)
$797.40 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Flame Sensor Gasket for All KBN, 100208091
$12.26 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Fan Assembly (Prior to Serial #1738), 100267000
$381.33 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Flow Switch Kit w/ #3 Paddle, 100208661
Flow Switch Kit w/ #3 Paddle, 100208661
SKU: 100208661
Lochinvar
SKU: 100208661
Brand: Lochinvar
(1)
$300.24 each
In Stock
Get 11 by Tue, Jun 16
In Stock
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Product Image of Immersion Inlet Sensor, 100208553
Immersion Inlet Sensor, 100208553
SKU: 100208553
Lochinvar
SKU: 100208553
Brand: Lochinvar
(1)
$72.84 each
In Stock
Get 9 by Tue, Jun 16
In Stock
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Product Image of Combustion Fan Assembly, 100145008
Combustion Fan Assembly, 100145008
SKU: 100145008
Lochinvar
SKU: 100145008
Brand: Lochinvar
(1)
$585.33 each
In Stock
Get 9 by Tue, Jun 16
In Stock
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Product Image of Flame Sensor, 100112678
Flame Sensor, 100112678
SKU: 100112678
Lochinvar
SKU: 100112678
Brand: Lochinvar
(3)
$56.19 each
In Stock
Get 4 by Tue, Jun 16
In Stock
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Product Image of Flow Switch Replacement, 100208660
Flow Switch Replacement, 100208660
SKU: 100208660
Lochinvar
SKU: 100208660
Brand: Lochinvar
$293.51 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Interface Control Board, 100208458
Interface Control Board, 100208458
SKU: 100208458
Lochinvar
SKU: 100208458
Brand: Lochinvar
(2)
$364.54 each
In Stock
Get 6 by Tue, Jun 16
In Stock
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Product Image of Wire Harness, Spark Electrode, 100208620
Wire Harness, Spark Electrode, 100208620
SKU: 100208620
Lochinvar
SKU: 100208620
Brand: Lochinvar
(1)
$33.80 each
In Stock
Get 1 by Tue, Jun 16
In Stock
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Product Image of Pilot Assembly, 100208365
Pilot Assembly, 100208365
SKU: 100208365
Lochinvar
SKU: 100208365
Brand: Lochinvar
$80.32 each
In Stock
Get 4 by Tue, Jun 16
In Stock
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Product Image of Main Burner, 100135300
Main Burner, 100135300
SKU: 100135300
Lochinvar
SKU: 100135300
Brand: Lochinvar
(1)
$86.26 each
In Stock
Get 46 by Tue, Jun 16
In Stock
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Product Image of Ignitor Gasket, 100208087
Ignitor Gasket, 100208087
SKU: 100208087
Lochinvar
SKU: 100208087
Brand: Lochinvar
$17.75 each
In Stock
Get 10 by Tue, Jun 16
In Stock
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Product Image of Reagent Neutralizing Kit, 100208333
Reagent Neutralizing Kit, 100208333
SKU: 100208333
Lochinvar
SKU: 100208333
Brand: Lochinvar
(2)
$88.16 each
Out of Stock
Get it by Mon, Jun 29 - Tue, Jul 7
Out of Stock
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Product Image of Flame Sensor, Rear, w/ Gasket & Screws, 100279407
$64.63 each
In Stock
Get 14 by Tue, Jun 16
In Stock
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Product Image of L6189C2023 High Limit Switch Manual Reset 5' Capillary, 100208174
$169.99 each
In Stock
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In Stock
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Product Image of Spark Wire Ignition Cable, 100208618
Spark Wire Ignition Cable, 100208618
SKU: 100208618
Lochinvar
SKU: 100208618
Brand: Lochinvar
$48.52 each
In Stock
Get 5 by Tue, Jun 16
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, Jun 16
In Stock
Get 1 by Tue, Jun 16
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More About Lochinvar
Lochinvar's history dates back to 1919 when founder Walter Vallett, Sr. entered into the water heater business. Mr. Vallett was a true industry pioneer, and was instrumental in the development of the first automatic gas-fired water heaters early in his career. In 1946 he founded the Walter Vallett Company, which later became the Lochinvar Water Heater Corporation.