{"product_id":"replacement-spring-fall-filter-cartridge-set-of-4","title":"Maytronics Spring and Fall Filter Cartridge Set of 4 for Dolphin Robotic Cleaners, 9991407-R4","description":"\u003cp\u003eThe Maytronics 9991407-R4 is a set of four spring and fall filter cartridges for Dolphin Endeavor, Supreme M3, Orion, Atlantis, Apollo, Apollo Plus, DX3, DX4, Saturn, Neptune and Neptune Plus robotic pool cleaners.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFit and sizing\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eEach cartridge in the set measures about 10-7\/8 in. long by 4-3\/8 in. wide by 1\/2 in. high, sized to drop into the filter tray on the listed Dolphin models. Because these cleaners share a common filter tray design, one cartridge set covers a wide range of models across several Dolphin product lines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpring and fall duty\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis cartridge is labeled for spring and fall use. Maytronics also lists a related filter cartridge assembly under part number 9991407-ASSY for some of the same cleaner models, so confirm which number your cleaner calls for before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe 9991407-R4 ships as a complete set of 4 cartridges, not a single cartridge, part number 9991407-R4.\u003c\/p\u003e","brand":"Maytronics","offers":[{"title":"Default Title","offer_id":48694060548308,"sku":"MAY-201-3204","price":56.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_1acf81c1-5378-4188-89cd-272d0329f9c8.jpg?v=1789765557","url":"https:\/\/www.activepoolsupply.com\/products\/replacement-spring-fall-filter-cartridge-set-of-4","provider":"Active Pool Supply","version":"1.0","type":"link"}