Lochinvar & A.O. Smith

Lochinvar & A.O. Smith deliver industry-leading water heating solutions including tankless units, hybrid heat pumps, and commercial storage systems. These trusted brands combine over 80 years of innovation to provide reliable, energy-efficient water heaters for residential and commercial applications. Shop Jackson Systems for competitive prices and expert support on your next water heater installation.

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PM Service Kit FB2001 for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100320693
$406.25
MSRP: $467.19
You save 15%
Lochinvar & A.O. Smith 100320693 PM Service Kit FB2001 quantity
Replacement Sensor for Lochinvar & A.O. Smith Systems

Lochinvar & A.O. Smith

SKU: 100340535
$51.48
MSRP: $59.20
You save 15%
Lochinvar & A.O. Smith 100340535 Replacement Sensor quantity
Pan Drain Replacement Part for HV50 Units

Lochinvar & A.O. Smith

SKU: 100338506
$55.03
MSRP: $63.28
You save 15%
Lochinvar & A.O. Smith 100338506 Pan Drain for HV50 quantity
Spark Rod Assembly 5.2″ with Gasket

Lochinvar & A.O. Smith

SKU: 100313902
$145.16
MSRP: $166.93
You save 15%
Lochinvar & A.O. Smith 100313902 Spark Rod Assembly 5.2" with Gasket quantity
Replacement Gasket for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100274751
$15.70
MSRP: $18.06
You save 15%
Lochinvar & A.O. Smith 100274751 Replacement Gasket quantity
Burner Kit for KH 110-155 Water Heaters

Lochinvar & A.O. Smith

SKU: 100267967
$171.31
MSRP: $197.01
You save 15%
Lochinvar & A.O. Smith 100267967 Burner Kit KH 110-155 quantity
Flue Kit Adapter 8″ Stainless Steel to CPVC Transition

Lochinvar & A.O. Smith

SKU: 100267012
$585.15
MSRP: $672.92
You save 15%
Lochinvar & A.O. Smith 100267012 Flue Kit Adapter 8" SS to CPVC quantity
1/2″ Inlet Gas Valve, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100211941
$219.43
MSRP: $252.34
You save 15%
Lochinvar & A.O. Smith 100211941 1/2" Inlet Gas Valve quantity
Venturi Gasket for KBN399 Boiler — OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208761
$12.40
MSRP: $14.26
You save 15%
Lochinvar & A.O. Smith 100208761 Venturi Gasket for KBN399 quantity
OEM Blower Gasket, Replacement Part #100208101

Lochinvar & A.O. Smith

SKU: 100208101
$13.64
MSRP: $15.69
You save 15%
Lochinvar & A.O. Smith 100208101 Blower Gasket quantity
NAT 14″ Burner Assembly with #37 Orifice for Water Heaters

Lochinvar & A.O. Smith

SKU: 100187918
$156.39
MSRP: $179.85
You save 15%
Lochinvar & A.O. Smith 100187918 NAT 14" Burner Assembly #37 Orifice quantity
115/230V 3300RPM Draft Inducer Motor, OEM Replacement

Lochinvar & A.O. Smith

SKU: 100145012
$417.96
MSRP: $480.65
You save 15%
Lochinvar & A.O. Smith 100145012 115/230V 3300RPM Inducer Motor quantity
User Interface Control for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100381515
$1,373.19
MSRP: $1,579.17
You save 15%
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Gas Valve Coupling for CD/CC120 Water Heaters & Boilers

Lochinvar & A.O. Smith

SKU: 100380600
$812.00
MSRP: $933.80
You save 15%
Lochinvar & A.O. Smith 100380600 Gas Valve Coupling CD/CC120 quantity
T&P Gauge, 50/320°F Temperature, 0/75 PSI Pressure Range

Lochinvar & A.O. Smith

SKU: 100376494
$146.73
MSRP: $168.74
You save 15%
Lochinvar & A.O. Smith 100376494 T&P Gauge 50/320°F 0/75 PSI quantity
Gas Valve with Gasket – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100375766
$61.61
MSRP: $70.85
You save 13%
Lochinvar & A.O. Smith 100375766 Gas Valve with Gasket quantity
Neutralizer Kit for High-Efficiency Condensing Equipment

Lochinvar & A.O. Smith

SKU: 100374577
$139.19
MSRP: $160.07
You save 15%
Lochinvar & A.O. Smith 100374577 Neutralizer Kit quantity
Programmed Control Board for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100370999
$280.15
MSRP: $322.17
You save 15%
Lochinvar & A.O. Smith 100370999 Programmed Control Board quantity
Display Control Board for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100370190
$194.01
MSRP: $223.11
You save 15%
Lochinvar & A.O. Smith 100370190 Display Control Board quantity
EnergyRite Replacement Control Board, SKU 100370188

Lochinvar & A.O. Smith

SKU: 100370188
$356.04
MSRP: $409.45
You save 15%
Lochinvar & A.O. Smith 100370188 EnergyRite Control Board quantity
1/4″ x 5/8″ Silicone 15′ Gasket Roll

Lochinvar & A.O. Smith

SKU: 100369948
$248.71
MSRP: $286.02
You save 15%
Lochinvar & A.O. Smith 100369948 1/4" x 5/8" Silicone 15' Gasket Roll quantity
Igniter with Gasket – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100368946
$393.19
MSRP: $452.17
You save 15%
Lochinvar & A.O. Smith 100368946 Igniter with Gasket quantity
HVHP Daughter Board, Replacement Control Board

Lochinvar & A.O. Smith

SKU: 100358470
$172.40
MSRP: $198.26
You save 15%
Lochinvar & A.O. Smith 100358470 HVHP Daughter Board quantity
Burner Assembly – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100357151
$404.46
MSRP: $465.13
You save 15%
Lochinvar & A.O. Smith 100357151 Burner Assembly quantity
Burner Assembly 16″ 40,000 BTU 4″ W.C. Gas Pressure

Lochinvar & A.O. Smith

SKU: 100355131
$381.54
MSRP: $438.77
You save 15%
Lochinvar & A.O. Smith 100355131 Burner Assembly 16" 40K BTU 4" WC quantity
Air Metering Valve Pressure Replacement Part

Lochinvar & A.O. Smith

SKU: 100354895
$127.68
MSRP: $146.83
You save 15%
Lochinvar & A.O. Smith 100354895 Air Metering Valve Pressure quantity
Control Board, Replacement Part, SKU 100351933

Lochinvar & A.O. Smith

SKU: 100351933
$158.93
MSRP: $182.77
You save 15%
Lochinvar & A.O. Smith 100351933 Control Board quantity
Low Voltage Harness, OEM Replacement, SKU 100351312

Lochinvar & A.O. Smith

SKU: 100351312
$120.70
MSRP: $138.81
You save 15%
Lochinvar & A.O. Smith 100351312 Low Voltage Harness quantity
Gas Valve — OEM Replacement, SKU 100351238

Lochinvar & A.O. Smith

SKU: 100351238
$147.58
MSRP: $169.72
You save 15%
Lochinvar & A.O. Smith 100351238 Gas Valve quantity
OEM Replacement Gas Valve for Water Heaters & Boilers

Lochinvar & A.O. Smith

SKU: 100351237
$151.35
MSRP: $174.05
You save 15%
Lochinvar & A.O. Smith 100351237 Gas Valve quantity
OEM Replacement Gas Valve for Water Heaters & Boilers

Lochinvar & A.O. Smith

SKU: 100351235
$147.58
MSRP: $169.72
You save 15%
Lochinvar & A.O. Smith 100351235 Gas Valve quantity
3/4″x1″ 60 PSI Pressure Relief Valve, 1,611,000 BTU

Lochinvar & A.O. Smith

SKU: 100349410
$144.48
MSRP: $166.15
You save 15%
Lochinvar & A.O. Smith 100349410 3/4"x1" 60# Relief Valve 1,611,000 BTU quantity
Thermopile Kit/Pilot Assembly Replacement Part

Lochinvar & A.O. Smith

SKU: 100347812
$100.11
MSRP: $115.13
You save 15%
Lochinvar & A.O. Smith 100347812 Thermopile Kit/Pilot Assembly quantity
Burner Assembly, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100346618
$404.46
MSRP: $465.13
You save 13%
Lochinvar & A.O. Smith 100346618 Burner Assembly quantity
Burner Assembly and Gas Valve 18″ Replacement Part

Lochinvar & A.O. Smith

SKU: 100346617
$404.46
MSRP: $465.13
You save 15%
Lochinvar & A.O. Smith 100346617 Burner Assembly and Gas Valve 18" quantity
Natural Gas Valve for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100346615
$193.18
MSRP: $222.16
You save 15%
Lochinvar & A.O. Smith 100346615 Natural Gas Valve quantity
Burner Assembly 16″ with Thermal Cut-Off, 2″ Connection

Lochinvar & A.O. Smith

SKU: 100346613
$404.46
MSRP: $465.13
You save 15%
Lochinvar & A.O. Smith 100346613 Burner Assembly 16" TCO 2" quantity
Ultra Lo NOx Burner Assembly, 16″ — OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100346612
$404.46
MSRP: $465.13
You save 15%
Lochinvar & A.O. Smith 100346612 Ultra Lo NOx Burner Assembly 16" quantity
Natural Gas Control Valve, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100346570
$205.51
MSRP: $236.34
You save 15%
Lochinvar & A.O. Smith 100346570 Natural Gas Control Valve quantity
Control Board for NKC199 Water Heater Models

Lochinvar & A.O. Smith

SKU: 100346296
$297.21
MSRP: $341.79
You save 15%
Lochinvar & A.O. Smith 100346296 Control Board NKC199 quantity
NKC 199 Liquid Propane (LP) Conversion Kit

Lochinvar & A.O. Smith

SKU: 100346292
$88.75
MSRP: $102.06
You save 13%
Lochinvar & A.O. Smith 100346292 NKC 199 LP Conversion Kit quantity
NKC15L Replacement Control Board for Water Heaters

Lochinvar & A.O. Smith

SKU: 100345862
$297.21
MSRP: $341.79
You save 15%
Lochinvar & A.O. Smith 100345862 NKC15L Control Board quantity
Preventive Maintenance Kit for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100345164
$716.50
MSRP: $823.98
You save 13%
Lochinvar & A.O. Smith 100345164 PM Kit quantity
Condensate Trap for PF/PB Series Water Heaters

Lochinvar & A.O. Smith

SKU: 100343868
$216.73
MSRP: $249.24
You save 15%
Lochinvar & A.O. Smith 100343868 Condensate Trap PF/PB quantity
PM Service Kit for Shield SW Water Heater/Boiler

Lochinvar & A.O. Smith

SKU: 100343393
$590.70
MSRP: $679.31
You save 15%
Lochinvar & A.O. Smith 100343393 PM Service Kit for Shield SW quantity
Computer Board Replacement Part, SKU 100342808

Lochinvar & A.O. Smith

SKU: 100342808
$222.70
MSRP: $256.11
You save 15%
Lochinvar & A.O. Smith 100342808 Computer Board quantity
Ribbon Cable Replacement Part, SKU 100341733

Lochinvar & A.O. Smith

SKU: 100341733
$104.24
MSRP: $119.88
You save 15%
Lochinvar & A.O. Smith 100341733 Ribbon Cable Replacement Part quantity
Ignition Cable for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100340481
$41.71
MSRP: $47.97
You save 15%
Lochinvar & A.O. Smith 100340481 Ignition Cable quantity