What are the specs for this Pressure Switch?

The correct replacement for Carrier model PY2PNB042060NB is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Carrier equipment which lists the model number PY2PNB042060NB.

Is this pressure switch compatible with Bryant or Payne systems too?

Many Carrier parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

Carrier

OEM Carrier High Pressure Switch HK02ZA395 for PY2PNB042060NB

Name: OEM Carrier High Pressure Switch HK02ZA395 for PY2PNB042060NB
Brand: Carrier
SKU: CARRIE-PY2PNB042060NB-PRESSURE_SWITCH-HK02ZA395
Price: 27.00 USD
Availability: InStock

SKU: CARRIE-PY2PNB042060NB-PRESSURE_SWITCH-HK02ZA395 Brand: Carrier

✓ Guaranteed to fit PY2PNB042060NB — or your money back. Terms

OEM Guaranteed

Same-Day Ship

30-Day Returns

Secure Checkout

Texas CMBL #19328542014

SAM.gov Registered

Govt POs Accepted

OEM Carrier High Pressure Switch HK02ZA395 for Model PY2PNB042060NB

This OEM high pressure switch is the factory-specified replacement for the Carrier PY2PNB042060NB packaged heat pump unit. The high pressure switch continuously monitors refrigerant pressure on the high side of the refrigerant circuit. When pressure exceeds the factory-set threshold — due to a blocked condenser coil, refrigerant overcharge, or failed condenser fan motor — the switch opens the control circuit to protect the compressor from catastrophic failure. Typical failure symptoms include nuisance lockouts, fault codes indicating high-pressure trips, or an inability to maintain cooling or heating operation.

Specs: OEM High Pressure Switch | Factory-calibrated trip point | Normally closed (N.C.) contact configuration | Direct factory-matched replacement for Part# HK02ZA395
OEM vs Generic: This OEM switch is calibrated to Carrier's exact trip and reset pressures. Generic alternatives often carry wider tolerances, risking either nuisance trips or — worse — inadequate compressor protection and premature failure.
Install Difficulty: 3/5 — Refrigerant recovery is required before replacing this switch. Tools needed: manifold gauge set, refrigerant recovery machine, adjustable wrench, and a multimeter to confirm continuity after installation. Always follow EPA Section 608 refrigerant handling regulations.
Warranty: 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.

Compatibility: Engineered specifically for the Carrier PY2PNB042060NB packaged heat pump unit. Verify your existing switch's trip pressure rating and connector configuration against your unit's data plate and wiring diagram before ordering. Our technical team is available to confirm fitment — just reach out before you buy. Order today for same-day shipping!

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 $99
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 info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

OEM Carrier High Pressure Switch...

$27.00

Frequently Asked Questions

Does this Pressure Switch fit my Carrier PY2PNB042060NB?

Yes. This is the factory-specified OEM pressure switch for the Carrier PY2PNB042060NB. 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 PY2PNB042060NB?

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.

Menu

OEM Carrier High Pressure Switch HK02ZA395 for PY2PNB042060NB

OEM Carrier High Pressure Switch HK02ZA395 for Model PY2PNB042060NB

Shipping Information

Return Policy

Frequently Asked Questions