A single cylindrical water filter cartridge with a white pleated body, blue top and bottom caps, and a central white label with blue text. The label shows the model number 40401.

40 Sq. Ft. Spa Filter | Dimension One

$58.00
$58.00
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A single cylindrical water filter cartridge with a white pleated body, blue top and bottom caps, and a central white label with blue text. The label shows the model number 40401.
  • A single cylindrical water filter cartridge with a white pleated body, blue top and bottom caps, and a central white label with blue text. The label shows the model number 40401.
40 Sq. Ft. Spa Filter | Dimension One

40 Sq. Ft. Spa Filter | Dimension One

$58.00
$58.00

This Dimension One 40-square-foot spa filter fits select Dimension One Spas models. It features a closed, molded cone top and non-standard 1-1/4-inch coarse SAE threads on the bottom. The Dimension One reference is 1561-13.

Dimension One Spas has used different filter sizes within the same spa models depending on the year and features. Before ordering, compare your existing cartridge's measurements, top shape and threaded connection with the specifications below. Model name alone does not confirm the correct fit.

Filter specifications

  • Dimension One reference: 1561-13.
  • Filter media area: 40 square feet.
  • Diameter: 4-5/8 inches.
  • Length: 15 inches.
  • Top: closed, molded cone.
  • Bottom: non-standard 1-1/4-inch coarse SAE thread.
  • Filter media weight: 3 oz.
  • Pleat count: 176.

Replacement cross-references

  • Unicel cross-reference P/A: 4CH-940.
  • Pleatco PDO-UF40P2.
  • Filbur FC-0177.

Match the cartridge dimensions and thread size carefully before purchasing, particularly where your spa has a different filter configuration from another model year.

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