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Goodman

OEM Goodman Auxiliary Limit Switch for DMP100 — 0130F00038

SKU: GOODMAN-9509 Brand: Goodman
$5.95 $7.95

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Texas CMBL #19328542014
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Govt POs Accepted

The Goodman 0130F00038 is a genuine OEM auxiliary limit switch (identified by its light-blue housing) for DMP100-42AA gas furnaces and compatible Goodman/Amana models. This secondary safety control provides an additional layer of overheat protection — typically monitoring the blower compartment or a secondary zone — and interrupts furnace operation if temperatures climb beyond safe limits. It works alongside the primary high-limit to guard against restricted airflow, blower failure, or a blocked filter.

Specifications

  • Part Number: 0130F00038
  • Type: Auxiliary / Secondary Limit Switch
  • Color: Light Blue (factory-coded set point)
  • Function: Secondary overheat safety cutout
  • Fits: Goodman DMP100-42AA and related furnace models

OEM vs. Generic

The color coding on the OEM Goodman 0130F00038 corresponds to a specific trip temperature — installing the wrong set point can cause nuisance shutdowns or fail to protect the furnace. Generic switches rarely match Goodman's exact calibration. For safety controls, always use the genuine OEM part with the correct color code.

Installation Difficulty

Easy. The switch mounts with two screws and connects with spade terminals. Allow 15–20 minutes. Turn off power at the breaker before servicing. If the switch trips repeatedly, inspect the filter, blower, and ductwork for airflow restrictions.

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 Limit Switch fit my Goodman DMP100 — 0130F00038?
Yes. This is the factory-specified OEM limit switch for the Goodman DMP100 — 0130F00038. 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 limit switch on my Goodman DMP100 — 0130F00038?
Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.
What symptoms mean I need a new limit switch?
Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.
Is this limit 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 limit 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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