OEM Carrier Hot Surface Igniter LH33ZG001 for Model PG8MAA036045ACJA

This OEM hot surface igniter (part number LH33ZG001) is the factory-specified replacement for the Carrier PG8MAA036045ACJA gas furnace. The igniter is a silicon nitride heating element that glows to ignition temperature within seconds, lighting the burners on each call for heat. When it fails — typically through cracking, oxidation, or burnout — the furnace will attempt ignition, fail to sense flame, and lock out, leaving you with no heat. If your Carrier furnace is cycling without lighting or throwing a lockout fault code, a failed igniter is one of the most common root causes.

• Specs: Silicon nitride hot surface igniter | Factory OEM replacement for LH33ZG001 | 120V input | Direct drop-in fit — no modification required
• OEM vs Generic: This is a genuine Carrier OEM igniter manufactured to exact factory specifications. Generic igniters often use inferior silicon carbide elements with shorter service life, higher fragility, and inconsistent glow temperatures that can cause nuisance lockouts.
• Install Difficulty: 2/5 — Straightforward swap with standard hand tools. Turn off power and gas before servicing. Tools needed: 1/4" and 5/16" nut drivers, work gloves. Do not touch the ceramic element with bare hands — skin oils cause hot spots and premature failure.
• Warranty: 1-year OEM factory warranty against defects in materials and workmanship. In-stock and ships same business day from our warehouse.

Compatibility: Fits Carrier model PG8MAA036045ACJA 80% AFUE packaged gas furnace. Always verify your existing part number on the unit's wiring diagram or data label before ordering. Our fitment team is available to confirm compatibility before you buy — no guesswork required. Order today and get same-day shipping on all in-stock OEM parts.