MiracleAir PM-400 Replacement Carbon Pre-filter

3-Pack

SKU: PM-41174

MiracleAir PM - 400 | Replacement Carbon Pre - filter 3 - Pack - Pure n Natural Systems

MiracleAir PM-400 Replacement Carbon Pre-filter

3-Pack

SKU: PM-41174

Translation missing: en.product.general.sale_price $129.95

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About this product

Pack of (3) Carbon Impregnated Pre-Filters for Miracle Air PM-400 Portable HEPA Air Cleaner

The first stage in the PM-400 Portable HEPA air cleaner is the carbon impregnated pre-filter. It traps large particles like dust and pet hairs, protecting your HEPA filter and extending its life.

The pre-filter should be vacuumed every 1-3 months and replaced every 6-12 months. 

For use in the MiracleAir PM-400 Portable HEPA Air Cleaner

Best for

  • MiracleAir PM-400 air purification systems
  • Capturing odors and larger airborne contaminants before fine filtration
  • Extending the life of downstream filtration stages
  • Offices, commercial spaces, and light industrial environments
  • Routine maintenance to maintain airflow and odor control

Specifications

What's in the box

Three (3) replacement carbon pre-filters designed for the MiracleAir PM-400

Installation tips

  • Power Off the Unit: Turn off and unplug the MiracleAir PM-400 before servicing.
  • Open the Filter Access Panel: Remove the cover to access the filter compartment.
  • Remove Used Pre-Filter: Take out the existing carbon pre-filter and dispose of it properly.
  • Install New Pre-Filter: Place the replacement carbon pre-filter in the designated pre-filter position.
  • Ensure Proper Fit: Confirm the filter sits flat with no gaps to prevent air bypass.
  • Reassemble the Unit: Close the access panel securely.
  • Restore Power: Plug the unit back in and confirm normal airflow.
  • Track Replacement Date: Record the installation date for future maintenance planning.

No tools are required.

Frequently asked questions

What does the carbon pre-filter do in the MiracleAir PM-400?
It captures odors and larger airborne particles before air reaches the primary filtration stages.

How does this filter help protect the HEPA filter?
This filter captures larger particles like dust, lint, and pet hair before they reach the HEPA filter, reducing clogging and buildup. By stopping these larger contaminants early, it helps maintain airflow and extends the service life of the HEPA filter.

Which unit is this pre-filter compatible with?
This carbon pre-filter is designed specifically for the MiracleAir PM-400 air purification system.

How often should the carbon pre-filter be replaced?
Replacement frequency depends on usage and odor load, however it is recommended to vacuum every 1-3 months and replaced every 6-12 months.

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