{"product_id":"maytronics-9991408-r4-spring-cartridge-filter-large","title":"Maytronics 9991408-R4 Spring Cartridge Filter - Large","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003e This large spring cartridge filter installs inside compatible Maytronics robotic pool cleaners. It forms part of the internal filtration system that captures debris during automated cleaning cycles. The panel is removable for rinsing and routine maintenance. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003e Worn or clogged filter panels reduce suction and limit cleaning performance. Damaged filter media allows debris to reenter the pool. Replacing the large spring cartridge restores proper debris retention and internal flow. Routine filter maintenance supports consistent robotic operation. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer part number: 9991408-R4\u003c\/li\u003e \u003cli\u003eSpring cartridge filter panel\u003c\/li\u003e \u003cli\u003eSize: Large\u003c\/li\u003e \u003cli\u003eDesigned for compatible Maytronics robotic cleaners\u003c\/li\u003e \u003cli\u003eRemovable and cleanable configuration\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003e Remove the cleaner from the pool and disconnect power before servicing internal filters. Ensure proper alignment within the filter housing before operation. Confirm by manufacturer part number before ordering. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eAbout the Maytronics Brand\u003c\/strong\u003e\u003cbr\u003e Maytronics integrates cartridge and spring style filtration systems into its robotic cleaner platforms. Their filter panels are designed for easy removal and field replacement. Genuine components maintain correct flow characteristics and debris capture performance. The brand continues to lead in robotic pool automation. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003e Technicians replace large spring filters when suction drops or filter fabric shows wear. It is common during seasonal maintenance or after heavy debris loads. Routine inspection ensures continued cleaning efficiency. \u003c\/p\u003e","brand":"Maytronics US","offers":[{"title":"Default Title","offer_id":52029788750098,"sku":"9991408-R4","price":60.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/MAY9991408R4_0.jpg?v=1770930617","url":"https:\/\/www.aquaterrabackyard.com\/products\/maytronics-9991408-r4-spring-cartridge-filter-large","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}