Lennox G12E-40-03 Replacement Parts
Compatibility GuaranteedVerified OEM PartsFast Shipping
10 parts available
Filter Part Category
Verified Fit

FLAME SENSOR ROD LENNOX ARMSTRONG CONCORD AIRE-FLOW DUCANE
fits all revisions
Part #: 352-029
In Stock
$206.00
Verified Fit

1/5HP DIRECT DRIVE MOTOR WITHOUT BRACKET 5" DIAMETER 42Y 115V 1075RPM 3 SPEED
fits all revisions
Part #: 668-002
In Stock
$495.00
Verified Fit

1/6,1/4,1/3 AND 1/2HP UPGRADE 5.5 DIA DIRECT DRIVE MOTOR 4 SPEED 120V 1075RPM WITH 10MFD CAPACITOR
fits -01, -02, -03, -04, -05, -06
Part #: 668-021
In Stock
$308.00
Verified Fit

RUN CAPACITOR 5MFD 370V/440V
fits -01, -02, -03, -04, -05, -06, -07, -08
Part #: 668-512
In Stock
$29.00
Verified Fit

UPGRADE ITERMITTENT PILOT IGNITION CONTROL BOARD
fits -03, -05, -09, -11, -13, -14, -15, -16
Part #: 446-033
In Stock
$317.00
Verified Fit

HONEYWELL INTERMITTENT PILOT IGNITION MODULE CONTROL BOARD
fits -03, -05, -09, -11, -13, -14, -15, -16
Part #: 446-061
In Stock
$314.00
Verified Fit

GAS VALVE 24VAC 60HZ 0.3 A DRAW 7.5 TO 15 MBAR RANGE 35 MBAR
fits all revisions
Part #: 427-012
In Stock
$1,307.00
Verified Fit

120V 24V TRANSFORMER
fits all revisions
Part #: 872-008
In Stock
$75.00
Verified Fit

PILOT BURNER 0.021" SIZE, NON-UNIFORM “C” SECTION
fits all revisions
Part #: 745-021
In Stock
$401.00
Verified Fit

LENNOX PILOT BURNER REPLACEMENT KIT
fits -03, -05
Part #: 745-024
In Stock
$88.00
Not seeing the part you need?
Our team is happy to help you find the right part for your Lennox G12E-40-03.
Related Lennox Models
Other Lennox models in the same series — tap to view their replacement parts.
OEM Replacement Part Numbers
The Lennox G12E-40-03 uses 10 OEM part numbers. Click any highlighted number to view its replacement.
Need Help Finding the Right Part?
Our furnace parts experts can help with compatibility questions for your Lennox G12E-40-03.

