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OEM Payne Pressure Switch High/Low for PA10PA06000GACAA
Payne

OEM Payne Pressure Switch High/Low for PA10PA06000GACAA

SKU: PAYNE-PA10PA06000GACAA-PRESSURE_SWITCH-HK02ZA395 Brand: Payne

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

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OEM Payne High & Low Pressure Switch for Model PA10PA06000GACAA

These OEM pressure switches are the factory-specified replacements for the Payne PA10PA06000GACAA packaged air conditioner/heat pump system. The pressure switch monitors refrigerant pressure on both the high and low sides of the refrigerant circuit, acting as a critical safety device that prevents compressor damage due to abnormal operating pressures. When either switch fails, the control board receives no confirmation signal and the system will lock out — typically before the compressor ever attempts to run. Common symptoms include a system that powers on but immediately shuts down, a flashing fault code on the control board, or a unit that trips the pressure switch repeatedly during operation.

  • Specs: Includes both switches — HK02ZA395 (High Pressure Switch) and HK02ZB028 (Low Pressure Switch) | Factory-calibrated cut-out and cut-in pressure set points | Spade terminal connections | Designed for R-410A refrigerant systems
  • OEM vs Generic: OEM pressure switches from Payne (manufactured by Carrier) are calibrated to exact factory pressure thresholds. Generic alternatives frequently use wider tolerances, risking nuisance trips or — more dangerously — failing to protect the compressor at true fault conditions.
  • Install difficulty: 3/5 — Refrigerant system access is involved. A licensed HVAC technician is recommended. Tools needed: manifold gauge set, refrigerant recovery equipment, spade terminal connectors, multimeter. Always recover refrigerant per EPA 608 regulations before replacing pressure switches in the refrigerant circuit.
  • Warranty: 1-year OEM factory warranty on both switches. Orders placed before cutoff ship same business day from our stocked warehouse.

Compatibility: These switches are engineered specifically for the Payne PA10PA06000GACAA packaged unit. Verify your existing switch part numbers (HK02ZA395 for high-side, HK02ZB028 for low-side) against your unit's data plate and wiring diagram before ordering. Need help confirming fitment? Our HVAC parts specialists verify compatibility before you buy — contact us today.

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 Payne PA10PA06000GACAA?
Yes. This is the factory-specified OEM pressure switch for the Payne PA10PA06000GACAA. 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 Payne PA10PA06000GACAA?
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 Payne 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 Payne 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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