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OEM Goodman -0.47
Goodman

OEM Goodman -0.47" WC NO Pressure Switch for ADS80703ANA — B1370176

SKU: B1370176-GEN Brand: Goodman

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Texas CMBL #19328542014
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Govt POs Accepted

Goodman B1370176 Pressure Switch (-0.47" WC, Normally Open)

This genuine OEM Goodman B1370176 pressure switch is a direct-fit replacement for the ADS80703ANA furnace and many compatible Goodman/Amana gas furnace models. It is a single-stage, normally-open draft/inducer pressure switch calibrated to trip at -0.47" water column. The switch monitors negative pressure created by the inducer motor and proves adequate venting before the control board allows ignition — a critical safety function that prevents the furnace from firing under a blocked-flue or failed-inducer condition.

Specifications

  • Trip point: -0.47" WC (water column)
  • Configuration: Single, Normally Open (NO)
  • Function: Inducer / draft proving safety switch
  • OEM Part Number: B1370176
  • Brand: Goodman
  • Equipment: Gas Furnace

OEM vs. Generic

This is the genuine Goodman OEM part, factory-calibrated to the exact -0.47" WC setpoint your furnace's control sequence expects. Generic or universal switches often carry a different trip pressure or hose-barb orientation, which can cause nuisance lockouts or false venting faults. For reliable cold-weather operation, the OEM switch is the recommended choice.

Installation Difficulty

Easy (1/5). Replacement involves disconnecting power, removing the silicone tubing and two spade terminals, unscrewing the mounting screw, and reversing for the new switch. Most homeowners can complete this in under 15 minutes. Always shut off gas and electrical power before servicing.

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

Frequently Asked Questions

Does this Pressure Switch fit my Goodman ADS80703ANA — B1370176?
Yes. This is the factory-specified OEM pressure switch for the Goodman ADS80703ANA — B1370176. 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 Goodman ADS80703ANA — B1370176?
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 Goodman 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 Goodman 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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Mike Rivera
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