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Carrier

OEM Carrier Pressure Switch for Furnace Model GB1AAV036111AEJA

SKU: carrier-pressure-switch-gb1aav036111aeja Brand: Carrier
$56.95

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

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OEM Carrier Pressure Switch for Furnace Model GB1AAV036111AEJA

This genuine OEM Carrier pressure switch is a critical safety component on your GB1AAV036111AEJA gas furnace. It confirms that the inducer draft motor is pulling proper venting airflow before the control board allows ignition, protecting your home from incomplete combustion and flue gas spillage. A failed or out-of-spec switch is a leading cause of furnaces that ignite briefly then shut down, or that never light at all and lock out on a pressure fault code. Because this is an OEM part, the trip point (measured in inches of water column) is calibrated to your furnace's exact venting design, unlike universal switches that can nuisance-trip. Installation is straightforward: shut off power, disconnect the rubber sensing hose and the two spade terminals, unscrew the switch, and reverse the steps. Most installs take 15 to 20 minutes with basic hand tools. Confirm the WC rating on your old switch before ordering. In stock and ships same-day on orders placed before 3PM CST for fast, reliable repair.

Compatibility

This part is compatible with Carrier model GB1AAV036111AEJA.

Shipping

Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $75
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email support@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Pressure Switch fit my Carrier Furnace Model GB1AAV036111AEJA?
Yes. This is the factory-specified OEM pressure switch for the Carrier Furnace Model GB1AAV036111AEJA. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the pressure switch on my Carrier Furnace Model GB1AAV036111AEJA?
Difficulty: Medium (20–30 min)
Step 1: Turn off power. Step 2: Locate pressure switch near draft inducer. Step 3: Note tubing orientation. Step 4: Disconnect tubing and wires. Step 5: Remove screw, install new switch. Step 6: Reconnect tubing and wires, restore power.
My furnace shows a pressure switch error. What do I replace?
Furnace LED showing pressure switch error = switch not detecting draft inducer airflow. Try first: clear the rubber tubing to the switch (often clogged with condensation). If problem persists, replace the pressure switch.
Is this pressure switch compatible with Bryant or Payne too?
Many Carrier parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Carrier pressure switch?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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