OEM Carrier Integrated Furnace Control Board for PG80VTLA66135DAA

The integrated furnace control board is the brain of your Carrier PG80VTLA66135DAA gas furnace. It sequences every ignition cycle — energizing the inducer, proving the pressure switch, firing the hot surface igniter, opening the two-stage gas valve, and timing the variable-speed blower on and off. When this board fails you'll see the symptoms immediately: the furnace short-cycles, the blower runs constantly or never starts, the inducer hums without ignition, or you get no heat at all while the diagnostic LED flashes a fault code (or goes dark entirely). Intermittent cracked solder joints often cause heat that works one hour and quits the next. This is a microprocessor-based control with multiple onboard relays (typically four to five — inducer, igniter, gas valve, and high/low blower stages), a 24V control circuit, an onboard fault-code LED for diagnostics, and the ECM interface required to drive the variable-speed blower in this two-stage furnace. It is matched to the PG80VTL ignition sequence and flame-sense timing. Why OEM matters here: a furnace control board governs gas and ignition timing, so a generic replacement with mismatched relay ratings or altered firmware logic can mis-time the igniter or gas valve — causing nuisance lockouts, delayed ignition "booms," or premature relay burnout. The genuine Carrier board carries the exact flame-sense thresholds and blower profiles your furnace was engineered around. Install difficulty: 3 of 5. Tools: 1/4" nut driver, multimeter, and a phone camera to photograph the wiring harness before disconnecting. #1 safety warning: KILL THE BREAKER to the furnace before touching the board — line voltage is present and back-feeding is possible. Transfer one wire at a time to avoid mistakes. 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 PG80VTLA66135DAA. 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.