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Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.
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This OEM Carrier control board is the main circuit board that manages blower operation, relay sequencing, and safety functions for your FA1AFA1BNA030000ABAA fan coil air handler. It interprets thermostat heating and cooling signals, energizes the proper blower speed taps, and protects the unit with integrated fusing and diagnostic outputs. As a genuine Carrier part, its connector layout, mounting holes, and control firmware match the original exactly, so you avoid the rewiring trial-and-error and erratic performance common with generic boards. Symptoms of a failed control board include a blower that won't run, no response to the thermostat, repeatedly blown fuses, or short cycling. Installation is moderate in difficulty and should be handled by an HVAC professional comfortable working with low-voltage and line-voltage wiring; always kill power at the breaker and label or photograph each wire before disconnecting. Most replacements take 30 to 45 minutes. We keep this board in stock and ship same-day on all orders placed before 3PM CST, getting your air handler back online without a long special-order wait.
This part is compatible with Carrier model FA1AFA1BNA030000ABAA.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.