05298 Replacement Grill Assembly

for SmokeMaster X-400

05298 Grill Assembly - Pure n Natural Systems
Grill Assembly for SmokeMaster X400 model | Part 05298 - Pure n Natural Systems
Grill Assembly - Pure n Natural Systems

05298 Replacement Grill Assembly

for SmokeMaster X-400

$519.00
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About this product

The Grill Assembly (Part# 05298 and 05298) is a genuine replacement component designed for the SmokeMaster X400 Electronic Air Cleaner. Crafted for optimal airflow and secure fitting, this grill helps maintain proper air distribution and performance of the unit. Whether replacing a damaged or worn part, this grill ensures continued reliability and functionality of your X400 unit.

  • This is the original equipment replacement grille assembly (Part # 05298 and 05298) designed for the SmokeMaster X400 electronic air-cleaner system.
  • It restores the unit’s intake/air-distribution face-panel, helping maintain optimal airflow and unit appearance.
  • Built for commercial environments (smoke-laden, break rooms, lounges, manufacturing lines) where sustained performance matters.
  • Fits flush in the standard 2’ × 2’ ceiling tile footprint of the X400 system.
  • A cost-effective way to keep the system performing and looking professional without full unit replacement.

Best for
  • Facility managers in hospitality, casinos, lounges, cigar rooms, and corporate break rooms.
  • HVAC service providers maintaining smoke-control or IAQ systems using the SmokeMaster X400.
  • Commercial property owners wFacility managers in hospitality, casinos, lounges, cigar rooms, and corporate break rooms.
  • HVAC service providers maintaining smoke-control or IAQ systems using the SmokeMaster X400.
  • Commercial property owners who want to preserve unit performance and aesthetics via OEM replacement parts.
  • Applications where the original grill is damaged, bent, discolored, or causing reduced airflow or aesthetic compromise.ho want to preserve unit performance and aesthetics via OEM replacement parts.
  • Applications where the original grill is damaged, bent, discolored, or causing reduced airflow or aesthetic compromise.

Specifications
Compatibility

SmokeMaster X400 model (2’×2’ ceiling-mounted self-contained unit)
Part Number

05298
Function

Intake/return grille assembly (front cover) for the X400 cabinet
Construction

Durable steel panel
Mounting

Drop-ceiling T-bar support, standard opening for X400 unit

Certifications
  • Replacement part for the SmokeMaster X400 system
  • The X400 system itself is UL Listed / CSA-Listed per its manual.
  • This grille part does not itself carry independent certification; it is a replacement component.
  • California Market: Note the X400 unit is not approved for sale/installation in California (per its manual).

What's in the box
  • 1 x Replacement Grill Assembly – Part # 05298 (compatible with SmokeMaster X400)
  • Mounting hardware (screws/springs) as required for installation.
  • Installation instructions or installation access notes.
  • Warranty registration card.

Note: This is a replacement part only – the full X400 unit (fan, motor, cells, cabinet) is not included.

Installation tips
  1. Power off the unit and ensure the X400 cabinet’s power is disconnected before servicing.
  2. Remove the existing grill by releasing any mounting springs or screws; retain any reusable hardware if in good condition.
  3. Ensure the cabinet flap, interlock switch (if present) and fan access remain unobstructed. The grille often actuates a safety interlock.
  4. Align the new grill assembly (#05298) to the mounting slots or brackets; secure with provided hardware – ensure the grille sits flush and the springs/screws are properly seated.
  5. Restore power and test the fan operation at all speeds (Low / Medium / High) in the X400 unit; confirm no vibration or rattling from the new grille.
  6. Label the service date and replace any worn mounting springs or screws during this service interval.
  7. For optimal airflow and appearance, schedule periodic cleaning of the grille surface and underlying pre-filter/electronic cell sections per the X400 service manual. 
  8. Keep spare hardware or grill springs in your service kit to minimize downtime during future replacements.

Frequently asked questions

Is this part compatible with other SmokeMaster models besides X400?
This grill assembly (Part #05298) is specified for the SmokeMaster X400 model. Confirming fit for other models is not guaranteed.

Does the purchase include the full air-cleaner unit (fan, motor, cells)?
No. This SKU is only the grille/cover assembly for the X400 cabinet. The full air-cleaner unit must be purchased separately if needed.

Can I install this myself or should a technician handle it?
If you are comfortable working in drop-ceiling units and isolating power, this install is straightforward. However, because the unit is electrical and mounted overhead, using a qualified HVAC/IAQ technician is recommended for safety and compliance.

How often should I replace the grille assembly?
The grille itself does not have a fixed replacement interval. Replace it when it is bent, damaged, corroded, finishing is degraded or airflow is visibly impeded. When you service the underlying electronic cells (per the X400 schedule), inspect the grille for servicing.

Are mounting springs or screws included?
The listing indicates the part is the assembly; confirm if hardware is included. If not, match with the original mounting hardware for secure fit.

Does replacing the grille affect warranty on the X400 unit?
Using OEM replacement parts helps maintain the unit performance. Always retain your service records and part numbers as part of your preventive-maintenance documentation. Confirm any warranty impact with your unit’s original manufacturer documentation.

Is the unit / this part approved for use in California?
The SmokeMaster X400 unit is not available for sale or installation in California per the manufacturer’s manual.
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