Place OF ORIGIN: China Replace: 3-6 months Fit Whirlpool Whispure Air Purifier Models AP350 AP450 AP510 AP45030HO 1183054 1183054K. This is not a Whirlpool® OEM product and is not covered under any Whirlpool® manufacturer’s warranty. The Whirlpool® brand names and logos are the registered trademarks of their respective owners. This is a high quality replacement part.