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OEM Carrier High Pressure Switch 395/295 PSI for PY2PPB060090AA
Carrier

OEM Carrier High Pressure Switch 395/295 PSI for PY2PPB060090AA

SKU: CARRIE-PY2PPB060090AA-PRESSURE_SWITCH-HK02ZA395 Brand: Carrier
✓ Guaranteed to fit PY2PPB060090AA — or your money back. Terms

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier High Pressure Switch 395/295 PSI — HK02ZA395 for Model PY2PPB060090AA

This OEM high pressure switch (part number HK02ZA395) is the factory-specified refrigerant-side safety device for the Carrier PY2PPB060090AA packaged unit. Mounted in the high-side refrigerant circuit, it monitors discharge pressure and opens the safety circuit the moment pressure exceeds the rated cutout threshold — protecting the compressor from catastrophic over-pressure damage. When this switch fails or drifts out of calibration, you'll typically experience nuisance high-pressure lockouts, a compressor that won't energize, or a system that trips on a fault code immediately after startup even when refrigerant charge appears normal.

  • Specs: Opens (cutout) at 395 PSI | Closes (cut-in) at 295 PSI | 240 VAC rated | 1/8" NPT refrigerant port | SPST normally-closed contact | Sensata / Pressurestat platform (PS80-03-0018)
  • OEM vs Generic: The OEM HK02ZA395 is factory-calibrated to ±1% pressure tolerance, ensuring precise cutout protection. Generic substitutes often drift ±5–8%, risking either nuisance trips or — more dangerously — failure to protect the compressor at true over-pressure conditions.
  • Install difficulty: 3/5 — Refrigerant-side work. A certified EPA 608 technician must recover refrigerant before replacing this switch. Tools needed: manifold gauge set, refrigerant recovery machine, adjustable wrench, leak detector, and multimeter to verify switch continuity post-install. Always verify system charge after reinstallation.
  • Warranty: 1-year OEM factory warranty against defects. Orders placed before 3 PM ship same business day from our warehouse.

Compatibility: Engineered as a direct OEM replacement for the Carrier PY2PPB060090AA packaged unit. Also supersedes legacy part numbers including 312926-217, 71267D1, HK02ZA380, HK02ZA396, 19240027, HK02ZA400, 312926-225, 312926-226, 312926-233, HK02ZA401, HK02ZA435, HK02ZA500, and HK02ZA501. Confirm your unit's data plate and existing switch pressure ratings before ordering. Our fitment team is available to verify compatibility — reach out before you buy.

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

Frequently Asked Questions

Does this Pressure Switch fit my Carrier PY2PPB060090AA?
Yes. This is the factory-specified OEM pressure switch for the Carrier PY2PPB060090AA. 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 PY2PPB060090AA?
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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