• 1-800-269-2609
  • En Español
  • Available 7 days a week

Lennox Unit Heater Parts

Looking for parts for your Lennox Unit Heater? RepairClinic.com has the appliance parts, lawn equipment parts and heating/cooling parts you need!

Lennox Unit Heater Flame Sensor

RepairClinic Item # 2332672

Grid is 1 inch square
Flame Sensor - Part # 2332672 Mfg Part # RS36453B001

Furnace flame sensor. The flame sensor monitors the burner to detect whether or not a flame is present. If the flame sensor is defective, the furnace may not heat.

OEM Part - Manufacturer #RS36453B001

$10.85

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Pilot

RepairClinic Item # 2629312

Grid is 1 inch square
Pilot - Part # 2629312 Mfg Part # 18G90

Pilot and spark igniter assembly

OEM Part - Manufacturer #18G90

Order by 8:00 PM ET, this part ships TODAY!

View Options

365 Day Return Policy

Lennox Unit Heater Flame Sensor

RepairClinic Item # 2332567

Grid is 1 inch square
Flame Sensor - Part # 2332567 Mfg Part # 20J91

Flame sensor

OEM Part - Manufacturer #20J91

$13.99

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Control Module

RepairClinic Item # 2332607

Grid is 1 inch square
Control Module - Part # 2332607 Mfg Part # 53K80

Fan timer control board

OEM Part - Manufacturer #53K80

$105.85

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Transformer

RepairClinic Item # 2346738

Grid is 1 inch square
Transformer - Part # 2346738 Mfg Part # 78H55

Transformer

OEM Part - Manufacturer #78H55

Lennox Unit Heater Igniter

RepairClinic Item # 2332566

Grid is 1 inch square
Igniter - Part # 2332566 Mfg Part # 20J90

Igniter

OEM Part - Manufacturer #20J90

$16.99

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Control Board

RepairClinic Item # 2332569

Grid is 1 inch square
Control Board - Part # 2332569 Mfg Part # 23L53

Control board

OEM Part - Manufacturer #23L53

Lennox Unit Heater Gas Valve Assembly

RepairClinic Item # 2332652

Grid is 1 inch square
Gas Valve Assembly - Part # 2332652 Mfg Part # 85K35

Gas valve

OEM Part - Manufacturer #85K35

Lennox Unit Heater Gasket

RepairClinic Item # 2710224

Grid is 1 inch square
Gasket - Part # 2710224 Mfg Part # 28J94

Gasket

OEM Part - Manufacturer #28J94

Lennox Unit Heater Control Module

RepairClinic Item # 2332580

Grid is 1 inch square
Control Module - Part # 2332580 Mfg Part # 30W33

Ignition control

OEM Part - Manufacturer #30W33

$266.00

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Gasket

RepairClinic Item # 2718470

Grid is 1 inch square
Gasket - Part # 2718470 Mfg Part # 60J55

Gasket

OEM Part - Manufacturer #60J55

Lennox Unit Heater Limit Switch

RepairClinic Item # 2346824

Grid is 1 inch square
Limit Switch - Part # 2346824 Mfg Part # 86H72

Limit Switch

OEM Part - Manufacturer #86H72

$28.70

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Conversion Kit

RepairClinic Item # 2710169

Grid is 1 inch square
Conversion Kit - Part # 2710169 Mfg Part # 28G61

Nat. to LP. Conversion Kit. Valve only, *does not include orifices also needed. **Should be installed by a certified repairperson.

OEM Part - Manufacturer #28G61

$16.75

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Orifice

RepairClinic Item # 2715028

Grid is 1 inch square
Orifice - Part # 2715028 Mfg Part # 48C83

Natural gas orifice

OEM Part - Manufacturer #48C83

$4.25

Order by 8:00 PM ET, this part ships TODAY!

Add to Cart

365 Day Return Policy

Lennox Unit Heater Flame Sensor

RepairClinic Item # 2332557

Grid is 1 inch square
Flame Sensor - Part # 2332557 Mfg Part # 17J56

Sensor

OEM Part - Manufacturer #17J56