Replacement Fine Filter Panels (4Pack) – 9991463R4 Keep your pool spotless with these efficiency fine filter panels, designed specifically for Dolphin robotic pool cleaners. Made for maximum performance, they deliver reliable filtration to capture even the smallest debris, ensuring clean, clear water every time. Key Features and Benefits: Wide Compatibility: Engineered to fit Dolphin robotic pool cleaners with replacement part number 9991463R4. Compatible models include Active T35, T45, T55i, S200, S300, S300i, S400, Triton PS, Triton PS Plus, Warrior SE, 20, Active 30i, Active 30, Active 40, Active 60, Advantage Ultra, Discovery (), Explorer E70, Explorer E50, Explorer E30, M600, Mercury, , Proteus DX4, Proteus DX5i, Prowler 920, Prowler 930, Prowler 930W, Quantum, and Warrior SI. Filtration: grade microfiltration technology effectively traps particles as small as 20 microns, removing fine dirt, sand, and debris for consistently clean water. Durable Construction: Made from ABS plastic with a reinforced frame to resist warping, sunlight damage, and prolonged exposure to pool chemicals. Easy Installation: Designed for quick and simple replacement with no special tools required, allowing you to resume pool cleaning in minutes. Practical Applications: 1. Daily Maintenance – Use these fine filter panels to keep household pools from dust, pollen, and fine debris during regular cleaning cycles. 2. Seasonal Prep – Ideal for spring pool opening or poststorm cleanup when extra filtration power is needed to clear small particles from the water. 3. Demand Environments – Works in pools exposed to heavy usage or surrounded by gardens, where fine debris and organic matter are more frequent. Specifications: Quantity: 4 filter panels per pack Material: quality ABS plastic Particle Capture Size: Down to 20 microns Part Number: 9991463R4 Compatible Dolphin Models: Active T35, T45, T55i, S200, S300, S300i, S400, Triton PS, Triton PS Plus, Warrior SE, 20, Active 30i, Active 30, Active 40, Active 60, Advantage Ultra, Discovery (), Explorer E70, Explorer E50, Explorer E30, M600, Mercury, , Proteus DX4, Proteus DX5i, Prowler 920, Prowler 930, Prowler 930W, Quantum, Warrior SI. These filter panels provide a simple, effective solution for maintaining your pool at its , offering dependable filtration performance and longlasting durability for a cleaner swimming experience.