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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Natural Gas 20″ Burner Assembly with #29 Orifice

Lochinvar & A.O. Smith

SKU: 100223750
$205.51
MSRP: $236.34
You save 15%
Lochinvar & A.O. Smith 100223750 Natural Gas 20" Burner Assembly #29 Orifice quantity
18″ Burner Assembly with 3.5″ Extension, Aluminum

Lochinvar & A.O. Smith

SKU: 100223203
$154.75
MSRP: $177.96
You save 15%
Lochinvar & A.O. Smith 100223203 18" Burner Assembly 3.5" Ext Aluminum quantity
2.3″ Blocked Inlet Pressure Switch, OEM Replacement

Lochinvar & A.O. Smith

SKU: 100217965
$68.34
MSRP: $78.59
You save 15%
Lochinvar & A.O. Smith 100217965 2.3" Blocked Inlet Pressure Switch quantity
3/4″x3″x32″ Differential Dip Tube, Water Heater Part

Lochinvar & A.O. Smith

SKU: 100217962
$43.39
MSRP: $49.90
You save 15%
Lochinvar & A.O. Smith 100217962 3/4"x3"x32" Differential Dip Tube quantity
3/4″x3″x40″ Differential Dip Tube, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100217961
$47.93
MSRP: $55.12
You save 15%
Lochinvar & A.O. Smith 100217961 3/4"x3"x40" Differential Dip Tube quantity
3/4″x3″x42″ Differential Dip Tube for Water Heaters

Lochinvar & A.O. Smith

SKU: 100217958
$47.04
MSRP: $54.10
You save 15%
Lochinvar & A.O. Smith 100217958 3/4"x3"x42" Differential Dip Tube quantity
1″ NPT 125 PSI Temperature & Pressure Relief Valve, Lead Free

Lochinvar & A.O. Smith

SKU: 100217879
$158.03
MSRP: $181.73
You save 15%
Lochinvar & A.O. Smith 100217879 1" NPT 125# T&P Relief Valve Lead Free quantity
3 Burner Ignition Pilot for Water Heaters & Boilers

Lochinvar & A.O. Smith

SKU: 100211953
$288.20
MSRP: $331.43
You save 13%
Lochinvar & A.O. Smith 100211953 3 Burner Ignition Pilot quantity
2 Burner Ignition Pilot Replacement Part

Lochinvar & A.O. Smith

SKU: 100211949
$270.14
MSRP: $310.66
You save 15%
Lochinvar & A.O. Smith 100211949 2 Burner Ignition Pilot quantity
Hi Limit Switch for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100210102
$61.24
MSRP: $70.43
You save 15%
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RBC PV 165 Degree Blower Assembly

Lochinvar & A.O. Smith

SKU: 100210100
$510.09
MSRP: $586.60
You save 15%
Lochinvar & A.O. Smith 100210100 RBC PV 165 Degree Blower Assembly quantity
Natural Gas Final Burner Assembly, 22″ Replacement

Lochinvar & A.O. Smith

SKU: 100210098
$176.85
MSRP: $203.38
You save 15%
Lochinvar & A.O. Smith 100210098 Natural Gas Final Burner Assembly 22" quantity
Natural Gas Control Valve – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100210089
$275.93
MSRP: $317.32
You save 15%
Lochinvar & A.O. Smith 100210089 Natural Gas Control Valve quantity
Natural Gas Control Valve – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100210087
$253.98
MSRP: $292.08
You save 15%
Lochinvar & A.O. Smith 100210087 Natural Gas Control Valve quantity
23″ Aluminum Anode Rod with 5″ Outlet Nipple

Lochinvar & A.O. Smith

SKU: 100210064
$94.96
MSRP: $109.20
You save 13%
Lochinvar & A.O. Smith 100210064 23" Aluminum Anode Rod with 5" Outlet Nipple quantity
LP Pilot Ignitor Assembly for BT80-100 Units

Lochinvar & A.O. Smith

SKU: 100210056
$168.63
MSRP: $193.92
You save 15%
Lochinvar & A.O. Smith 100210056 LP Pilot Ignitor Assembly BT80-100 quantity
240V 5500W 15″ Water Heater Heating Element

Lochinvar & A.O. Smith

SKU: 100210053
$37.28
MSRP: $42.87
You save 15%
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240V 4500W 11″ Water Heater Heating Element

Lochinvar & A.O. Smith

SKU: 100210052
$28.28
MSRP: $32.52
You save 15%
Lochinvar & A.O. Smith 100210052 240V 4500W 11" Heating Element quantity
Pilot Thermopile Assembly, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100210041
$70.08
MSRP: $80.59
You save 15%
Lochinvar & A.O. Smith 100210041 Pilot Thermopile Assembly quantity
.118″ Dia x 7.87″ Powered Anode Rod

Lochinvar & A.O. Smith

SKU: 100210012
$101.18
MSRP: $116.36
You save 15%
Lochinvar & A.O. Smith 100210012 .118 Dia x 7.87 Powered Anode quantity
PDV RBC Replacement Blower Assembly

Lochinvar & A.O. Smith

SKU: 100210011
$635.88
MSRP: $731.26
You save 15%
Lochinvar & A.O. Smith 100210011 PDV RBC Blower quantity
Thermostat Control for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100208835
$182.14
MSRP: $209.46
You save 15%
Lochinvar & A.O. Smith 100208835 Thermostat Control quantity
Outdoor Temperature Sensor for Boiler & Water Heating Systems

Lochinvar & A.O. Smith

SKU: 100208834
$35.84
MSRP: $41.22
You save 15%
Lochinvar & A.O. Smith 100208834 Outdoor Temperature Sensor quantity
Door Strike Replacement Part for Water Heaters

Lochinvar & A.O. Smith

SKU: 100208818
$9.97
MSRP: $11.47
You save 15%
Lochinvar & A.O. Smith 100208818 Door Strike Replacement Part quantity
60A Fast Acting Fuse for Boiler & Water Heater Systems

Lochinvar & A.O. Smith

SKU: 100208814
$204.40
MSRP: $235.06
You save 15%
Lochinvar & A.O. Smith 100208814 60A Fast Acting Fuse quantity
Time Delay Fuse Kit, 0.8A, 250V

Lochinvar & A.O. Smith

SKU: 100208808
$11.51
MSRP: $13.24
You save 15%
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Flue Damper with Actuator for Water Heaters

Lochinvar & A.O. Smith

SKU: 100208806
$1,391.73
MSRP: $1,600.49
You save 15%
Lochinvar & A.O. Smith 100208806 Flue Damper with Actuator quantity
Rear Refractory Cover Kit, 7.25″ Diameter

Lochinvar & A.O. Smith

SKU: 100208804
$61.78
MSRP: $71.05
You save 15%
Lochinvar & A.O. Smith 100208804 Rear Refractory Cover Kit 7.25" Dia quantity
Manway Gasket 12×16″ — OEM Replacement Seal

Lochinvar & A.O. Smith

SKU: 100208766
$329.06
MSRP: $378.42
You save 15%
Lochinvar & A.O. Smith 100208766 Manway Gasket 12x16" quantity
OEM Blower Gasket for Lochinvar & A.O. Smith Units

Lochinvar & A.O. Smith

SKU: 100208764
$22.41
MSRP: $25.77
You save 15%
Lochinvar & A.O. Smith 100208764 Blower Gasket quantity
OEM Replacement Gasket, SKU 100208763

Lochinvar & A.O. Smith

SKU: 100208763
$23.65
MSRP: $27.20
You save 15%
Lochinvar & A.O. Smith 100208763 Gasket quantity
Sight Glass Gasket, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208762
$22.41
MSRP: $25.77
You save 15%
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Venturi Gas Valve Gasket, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208760
$22.41
MSRP: $25.77
You save 15%
Lochinvar & A.O. Smith 100208760 Venturi Gas Valve Gasket quantity
Blower Gasket – OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208759
$39.80
MSRP: $45.77
You save 15%
Lochinvar & A.O. Smith 100208759 Blower Gasket quantity
Heat Shield Gasket | OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208756
$23.63
MSRP: $27.17
You save 15%
Lochinvar & A.O. Smith 100208756 Heat Shield Gasket quantity
Pool Heater Gasket Kit – OEM Replacement Seal Set

Lochinvar & A.O. Smith

SKU: 100208754
$23.58
MSRP: $27.12
You save 15%
Lochinvar & A.O. Smith 100208754 Pool Heater Gasket Kit quantity
3/4″ x 51.5″ Magnesium Anode Rod Kit for Water Heaters

Lochinvar & A.O. Smith

SKU: 100208664
$145.60
MSRP: $167.44
You save 15%
Lochinvar & A.O. Smith 100208664 3/4" x 51.5" Mag Anode Kit quantity
Threaded Rod 1 In. x 48 In. for HVAC System Support

Lochinvar & A.O. Smith

SKU: 100208663
$197.11
MSRP: $226.68
You save 15%
Lochinvar & A.O. Smith 100208663 Threaded Rod 1 In. x 48 In. quantity
Probe for Low Water Cutoff, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208662
$75.04
MSRP: $86.30
You save 15%
Lochinvar & A.O. Smith 100208662 Probe for Low Water Cutoff quantity
Flow Switch with 3″ Paddle for Boiler Protection

Lochinvar & A.O. Smith

SKU: 100208661
$305.48
MSRP: $351.30
You save 15%
Lochinvar & A.O. Smith 100208661 Flow Switch w/ 3" Paddle quantity
OEM Flow Switch for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100208660
$305.48
MSRP: $351.30
You save 15%
Lochinvar & A.O. Smith 100208660 Flow Switch quantity
1-1/4″ SPDT Float Switch for Level Control

Lochinvar & A.O. Smith

SKU: 100208659
$305.48
MSRP: $351.30
You save 15%
Lochinvar & A.O. Smith 100208659 1-1/4" SPDT Float Switch quantity
Pool Heater Flow Switch, OEM Replacement Part

Lochinvar & A.O. Smith

SKU: 100208655
$227.04
MSRP: $261.10
You save 15%
Lochinvar & A.O. Smith 100208655 Pool Heater Flow Switch quantity
1″ x 24″ Anode Rod without Hex Bushing

Lochinvar & A.O. Smith

SKU: 100208654
$114.24
MSRP: $131.38
You save 15%
Lochinvar & A.O. Smith 100208654 1" x 24" Anode Rod w/o Hex Bushing quantity
Indoor Flow Switch for Lochinvar & A.O. Smith Systems

Lochinvar & A.O. Smith

SKU: 100208653
$142.41
MSRP: $163.77
You save 15%
Lochinvar & A.O. Smith 100208653 Flow Switch Indoor quantity
Manual Reset Low Water Cutoff for Boilers

Lochinvar & A.O. Smith

SKU: 100208652
$191.95
MSRP: $220.74
You save 15%
Lochinvar & A.O. Smith 100208652 Manual Reset Low Water Cutoff quantity
Lochinvar Replacement Sensor, Part #100208639

Lochinvar & A.O. Smith

SKU: 100208639
$594.44
MSRP: $683.61
You save 15%
Lochinvar & A.O. Smith 100208639 Lochinvar Sensor quantity
Ribbon Cable Kit for Lochinvar & A.O. Smith Equipment

Lochinvar & A.O. Smith

SKU: 100208638
$33.48
MSRP: $38.50
You save 15%
Lochinvar & A.O. Smith 100208638 Ribbon Cable Kit quantity

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