2 Original Equipment Manufacturer Sunbeam HAPF600 True Hepa Pre Filter B Allergen Remover.  Please see photos and feel free to ask questions.

From web search:

"Product details
This replacement filter is compatible with air purifier filters Fit for HAPF600, HAPF600D, HAP615, HAP625, HAP650, HAP675, HAP725, HAP675RC, HAP750, HAP756, HAP759, HAP1650, HAP1625, HAP1750, HAP1725, HAP616B-TU and more. True HEPA Filter removes 99.9% of harmful toxins. 1 Pack
  • PERFECT FIT | This replacement filter is compatible with air purifier filters Fit for HAPF600, HAPF600D, HAP615, HAP625, HAP650, HAP675, HAP725, HAP675RC, HAP750, HAP756, HAP759, HAP1650, HAP1625, HAP1750, HAP1725, HAP616B-TU and so on.
  • TRUE HEPA FILTER | True HEPA Filter removes 99.9% of harmful toxins.
  • HIGH EFFICIENCY | We provide high-quality, durable, and long-lasting replacements. In order to improve the performance of the air purifier, it is recommended to replace the filter every 6 months.
  • EASY TO INSTALL | No tools are required to replace the HEPA filter, simply fits in place of your old filter.
  • Measurements 10" x 6.8" x 2.1"..."

Seller has no first hand information regarding the information above from web search and cannot verify accuracy.  Please confirm this fits your need before purchasing.  Happy to answer questions.  Thank you.