Hayward CX550RE fits the Hayward Easy Clear C550

Specifications
Hayward CX550RE is an original replacement cartridge and is open w/molded gasket
can also use generic "after-market" filter UNICEL C-7455
Alternate part number as seen on cartridge top:  C-550-E

Manufacturer
HAYWARD

Sq. Ft.
55

OD
7"

Length
19-5/8"

See more Hayward pool filter products

Additional Information:
Hayward original cartridge pool filter elements are made of a superior reinforced polyester material.  They provide superior water clarity and their durability allow for longer filter cycles, which means fewer required cleanings and a longer life product.  To maintain your swimming pool water clarity and cleanliness, use a Hayward genuine pool filter.