Master Deluxe J300 Replacement Filter (Fixed Top) – 4-55-M60521

Master Deluxe J300 Replacement Filter (Fixed Top) – 4-55-M60521

Aftermarket Spa Filter for Jacuzzi® J-300 Series Hot Tubs

The Master Deluxe J300 Replacement Filter (Fixed Top) – 4-55-M60521 is a premium aftermarket filter designed to fit Jacuzzi® J-300 Series hot tubs. It replaces the original Jacuzzi® 6000-383 or 6000-521 filters and features a fixed-top design, making it compatible with models that require a non-removable top cap.

Manufactured by trusted brands like Master Deluxe, this OEM-equivalent filter provides powerful water filtration using durable, pleated media to trap dirt, oils, and debris—keeping your spa water clean and your system running efficiently.

Product Features:

• Part Number: 4-55-M60521

• Replaces Jacuzzi® 6000-383 / 6000-521

• Fits Jacuzzi® J-300 Series hot tubs (models requiring fixed-top filters)

• Aftermarket filter with OEM-equivalent performance

• High-flow pleated filtration media for superior water clarity

• Rigid, fixed-top construction for secure fit

• Easy to install and clean

Benefits:

• Maintains crystal-clear water by capturing fine particles

• Helps reduce wear on spa pumps and heaters

• Cost-effective alternative to OEM filters

• Long-lasting and reusable with proper care

• Compatible with standard filter cleaning routines

Keep your Jacuzzi® J-300 Series spa running smoothly with the Master Deluxe J300 Replacement Filter – 4-55-M60521—a reliable, affordable aftermarket solution with fixed-top compatibility.