A: They have worked fine in my Winix 5500-2.
A: Hello, yes this is a Genuine Winix replacement filter, shipped from the Winix warehouse to you!
A: Hello, yes this filter will work with the Winix 5500 original model. That unit will also work with replacement filter A model 115115.
A: That model is not listed, but the filter fits the C535 model which most likely an older model.
A: Perhaps you can. Contact Winix to confirm: https://www.winixamerica.com/product-category/air-purifiers/
A: Hello, yes the Winix Filter H will fit the C555 air cleaner model.
A: Hello, these filters are made by Winix in our factories in South Korea and Thailand.
A: South Korea and Thailand
A: South Korea
A: The filter box says “Made in South Korea”