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Compatible Parts for Carrier PY4GNAB42090NA

Packaged Unit — 4 OEM replacement parts in stock

The Carrier PY4GNAB42090NA is a packaged unit containing both heating and cooling in a single outdoor cabinet. Same-day shipping on orders before 3 PM CST.

4 Parts Packaged Unit Carrier

Part Type	Part & Symptom	DIY Level	Price
Capacitor	OEM Carrier Dual Run Capacitor 45+5 MFD 440V Hums but won't start, fan spins slowly	Easy 15-30 min	$32.95	Buy
Contactor	OEM Carrier Contactor Clicks but compressor won't engage	Medium 30-45 min	$68.95	Buy
Igniter	OEM Carrier Hot Surface Igniter Won't ignite, igniter doesn't glow	Medium 30-45 min	$81.95	Buy
Pressure Switch	OEM Carrier Pressure Switch Pressure switch error on LED	Medium 30-45 min	$50.95	Buy

DIY Total (All Parts)

$234.80

Technician Estimate (Parts + Labor)

$1100+

You Save

$865+ (79%)

Troubleshooting? Diagnostic Hub Error Code Lookup

Frequently Asked Questions

What parts does the Carrier PY4GNAB42090NA need?

The Carrier PY4GNAB42090NA Packaged Unit uses these OEM replacement parts: Capacitor, Contactor, Igniter, Pressure Switch. The most commonly replaced part is the Capacitor. All 4 parts are in stock with same-day shipping from National HVAC Parts. Total DIY cost for all parts: $234.80 vs $1100+ through a technician.

What type of system is the Carrier

The Carrier PY4GNAB42090NA is a packaged unit containing both heating and cooling in a single outdoor cabinet. It is manufactured by Carrier, a brand of Carrier Global Corporation.

My Carrier PY4GNAB42090NA is not working. What part do I need?

Match your symptom to the most likely failed part:
Capacitor: Hums but won't start, fan spins slowly
Contactor: Clicks but compressor won't engage
Igniter: Won't ignite, igniter doesn't glow
Pressure Switch: Pressure switch error on LED
Parts are listed above in order of most common failure. Visit our diagnostic hub for step-by-step troubleshooting guides.

Are these parts compatible with Bryant or Payne?

Carrier, Bryant, and Payne are all made by Carrier Global Corporation. Many PY4GNAB42090NA parts are cross-compatible with Bryant and Payne systems under different model numbers. Email info@nationalhvacparts.com with your model number to verify.

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Compatible Parts for Carrier PY4GNAB42090NA

Frequently Asked Questions