OEM Carrier Flame Sensor Rod for PY3PEA060090NA Gas Furnace Unit

The flame sensor (flame rod) is a single metal rod that sits directly in the burner flame and confirms to the control board that a flame is actually present. It works by flame rectification: the burning flame conducts a tiny microamp DC current to ground. When the rod becomes coated with oxidation or carbon, that signal drops and the board can no longer "see" the flame, so it closes the gas valve within seconds as a safety response. The classic symptom is a furnace that lights, burns for 3–7 seconds, then shuts off and tries again — short-cycling on ignition — sometimes locking out after several failed attempts. This is a genuine Carrier flame sensor rod with the correct rod length, bend, and ceramic insulator to seat in the original burner-bracket position. A healthy sensor passes roughly 1–6 microamps DC of flame current, measured in series with a meter on the µA scale; readings below about 0.5 µA indicate a fouled or failed rod. The single spade terminal matches the original sensor lead. Flame-sensor geometry matters more than people expect — rod length and position determine how much of the rod is immersed in flame, and therefore the microamp signal. A generic rod of the wrong length or alloy sits in the wrong part of the flame and produces a weak, drifting signal that trips the board even when combustion is fine. OEM ensures the rod material and placement deliver a stable flame signal. Install difficulty: 1/5 — one of the easiest furnace repairs. Tools needed: 1/4" nut driver, fine emery cloth, and a multimeter with a µA scale. Safety: TURN OFF THE GAS and power at the furnace switch before removing the sensor. Route the new sensor wire away from hot metal. Ships same business day from our stocked warehouse on orders placed before 3 PM CST. Backed by a 1-year OEM warranty and 30-day hassle-free returns on uninstalled parts.

Compatibility

This part is compatible with Carrier model PY3PEA060090NA. Always verify the part number against your unit's data plate before ordering.

Why Choose OEM?

OEM parts are manufactured to the exact factory specifications for your unit. Generic aftermarket alternatives may fit physically but often use lower-rated components that reduce equipment life and void manufacturer warranties. When the cost difference between OEM and generic is $10-30, the OEM part is always the smarter investment on a system worth $5,000-$15,000.

Shipping & Returns

Same-day shipping on orders before 3 PM CST. Standard delivery 2-5 business days, express options available at checkout. 30-day hassle-free returns on uninstalled parts — free return shipping included. 1-year OEM factory warranty coverage.