{"product_id":"c545-true-hepa-replacement-filter-4-pack-compatible-with-winix-c545","title":"C545 True HEPA Replacement Filter 4 Pack - Compatible with Winix C545","description":"\u003cp\u003eIn this review of the C545 True HEPA Replacement Filter 4 pack, the bottom line is straightforward: it is a cost-effective option for owners of compatible Winix models who need reliable particle capture and easy swaps. Designed as a replacement for Winix S Filter and comparable to part numbers 1712-0096-00 and 2522-0058-00, this non-OEM set focuses on filtration efficiency, quieter operation and a longer service life thanks to upgraded electrostatic electret technology. For households wanting improved air quality without the premium price of OEM parts, this pack delivers sensible performance and simple installation.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits Winix C545, B151, P150 and 9300 units, so users can replace old filters without modifying the purifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue HEPA capture:\u003c\/strong\u003e Claims to remove 99.7% of particles down to 0.3 microns, helping with dust, pollen and pet dander in indoor spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic electret layer:\u003c\/strong\u003e The upgraded electret filter reduces energy use and extends filter life while maintaining filtration efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower resistance design:\u003c\/strong\u003e Premium non-woven fabric and a lower density structure aim to reduce pressure on the fan for quieter operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValue pack:\u003c\/strong\u003e Four filters in one package provide multiple replacements and a cost-effective schedule for 6-12 month changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Filters are tool-free and simply swap into the machine for routine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis 4 pack is best for owners of Winix C545, B151, P150 or 9300 purifiers who want an affordable, multi-pack replacement that matches the fit and basic performance of OEM S filters. It suits households managing seasonal allergies, pet dander or general dust who replace filters on a regular 6-12 month cycle.\u003c\/p\u003e\u003cp\u003eThose who need exact OEM materials for warranty reasons or who are sensitive to chemical odors should look elsewhere, since customers have reported a noticeable chemical smell on new filters and that the carbon layer is thinner than some original parts.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood particle removal for common indoor pollutants and allergens.\u003c\/li\u003e\n\u003cli\u003eFour filters per pack makes regular replacement convenient and economical.\u003c\/li\u003e\n\u003cli\u003eEasy, tool-free installation and a design that reduces fan noise.\u003c\/li\u003e\n\u003cli\u003eUpgraded electret layer aims to extend service life and lower energy use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot an OEM product, and some users notice a chemical smell when new.\u003c\/li\u003e\n\u003cli\u003eThe activated carbon layer is reported to be thinner than previous versions, which may reduce odor removal compared with some originals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eReplacement HEPA filter 4 pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible models\u003c\/td\u003e\n\u003ctd\u003eWinix C545, B151, P150, 9300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComparable part numbers\u003c\/td\u003e\n\u003ctd\u003e1712-0096-00 and 2522-0058-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter dimensions\u003c\/td\u003e\n\u003ctd\u003eH 12.8 in x L 11.0 in x W 1.0 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiltration rating\u003c\/td\u003e\n\u003ctd\u003eCaptures 99.7% at 0.3 microns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage contents\u003c\/td\u003e\n\u003ctd\u003e4 x C545 True HEPA Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eFunmit (aftermarket, non-OEM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Funmit C545 True HEPA 4 pack is a practical, value-oriented replacement for compatible Winix models that balances effective particle filtration with lower running noise and easy installation. It is a good buy for users who prioritize cost and convenience, but buyers who need the strongest activated carbon performance or zero off-gassing should test a filter on arrival and consider OEM alternatives if sensitivity is an issue.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these filters genuine Winix parts?\u003c\/strong\u003e\u003cbr\u003eThese are aftermarket filters made by Funmit and are not OEM; they are sold as compatible replacements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow often should I replace the filter?\u003c\/strong\u003e\u003cbr\u003eFunmit recommends replacing the HEPA filter every 6-12 months depending on usage and air quality.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the filters remove odors?\u003c\/strong\u003e\u003cbr\u003eThe filters include a carbon layer for odor reduction, but customers note the carbon layer is thinner than some originals, so results may vary.\u003c\/p\u003e","brand":"Funmit","offers":[{"title":"Default Title","offer_id":48601876201691,"sku":"B0BGWXF1BD","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81Tk2xwVn5L._AC_SL1500.jpg?v=1778753234","url":"https:\/\/gearmusthave.com\/products\/c545-true-hepa-replacement-filter-4-pack-compatible-with-winix-c545","provider":"GearMustHave","version":"1.0","type":"link"}