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Omnipure K Series

Reverse osmosis system

Omnipure K Series

Omnipure's K-Series filters feature self-contained inline filters with optional Quick-Connect® compression fittings, allowing for installation and replacement in a matter of seconds without the use of tools. This allows for simple, fast, hassle-free filter replacement install. With a diameter of 2" or 2½", they are available in lengths of 6", 8", 10", 12" and 14". The inlet and outlet ports are available in 1/8", 1/4", and 3/8" female NPT (National Pipe Thread). Quick-Connect® fittings are available in 1/4" and 3/8", straight and elbow configurations. Review the fitting options on this page to match the fittings on the filter to be replaced.

See the replacement schedule

Compatible parts

Everything that fits the Omnipure K Series

Omnipure K2333 inline GAC carbon filter, 2 x 6 inch
Omnipure
Omnipure K2333 Inline Carbon Filter GAC T33 2" x 6"
(45)
$10.99$13.74
Reduces chlorine, taste and odor
NSF 42 Certified
Select an option
Omnipure K2340 inline GAC T40 carbon filter, 2 x 6 inch
Omnipure
Omnipure K2340 Inline Carbon Filter GAC T40 2" x 6"
(8)
$10.99$18.65
Reduces chlorine, taste and odor
NSF 42 Certified
Select an option
Omnipure K2505 5-micron inline sediment filter, 2 x 10 inch
Omnipure
Omnipure 2" x 10" 5 Mic Inline Sediment Filter K2505
(5)
$19.99$24.99
NSF 42 Certified
Select an option
Omnipure K2533 inline GAC T33 carbon filter, 2 x 10 inch
Omnipure
Omnipure K2533 GAC T33 Granular Carbon Inline Filter 2" x 10"
(56)
$15.99$19.99
Reduces chlorine, taste and odor
NSF 42 Certified
Select an option
Omnipure K2540 granular activated carbon T40 inline filter, 2 x 10 inches
Omnipure
Omnipure K2540 GAC T40 Granular Carbon Inline Filter 2" x 10"
(3)
$15.99
Reduces chlorine, taste and odor
NSF 42 Certified
Select an option
Omnipure K2548 inline calcite pH neutralizing filter, 2 x 10 inch
Omnipure
Omnipure K2548 Inline Calcite pH Neutralizing Filter 2" x 10"
(21)
$17.99$22.49
Corrects acidic/low pH water
NSF 42 Certified
Select an option
Omnipure K2551 inline pH neutralizing filter with calcite and Corosex media, 2 x 10 inch
Omnipure
Omnipure K2551 Inline Filter 1/2 Calcite and 1/2 Corosex 2"x10"
(13)
$23.99$29.99
Correct acidic/low pH water
Select an option
Omnipure K2551-JS inline sediment and phosphate filter for humidifier applications
Omnipure
Omnipure K2551-JS Humidifall Inline Sediment/Phosphate Filter
(13)
$39.99$49.99
Cleans sediment and inhibits scale build-up
NSF 42 Certified
Omnipure K2555-BB inline mixed-bed deionization filter, 2 x 10 inch, with 1/4-inch female thread fittings
Omnipure
Omnipure K2555-BB Inline Deionization Mixed Bed Filter 10" x 2"
(2)
$32.50$40.63
Water Softener
Omnipure K5505 Inline Sediment Filter 5 Micron 2.5" x 10" K5505-JJ - ESP Water
Omnipure
Omnipure K5505 Inline Sediment Filter 5 Micron 2.5" x 10"
(1)
$24.99$31.24
NSF 42 Certified
Omnipure K5605-JJ 5-micron inline sediment filter, 2.5 x 12 inch, with 1/4-inch quick-connect fittings
Omnipure
Omnipure K5605-JJ Inline Sediment Filter 5 Micron 2.5" x 12"
(6)
$24.99$31.24
NSF 42 Certified
Omnipure K5633 inline GAC T33 carbon filter, 2.5 x 12 inch
Omnipure
Omnipure K5633 GAC T33 Granular Carbon Inline Filter 2.5" x 12"
(7)
$24.99$31.24
Reduces chlorine, taste and odor
NSF 42 Certified
Select an option
Omnipure K5640-JJ 2.5 x 12 inch inline granular activated carbon filter with 1/4-inch quick-connect fittings
Omnipure
Omnipure K5640-JJ GAC T40 Granular Carbon Inline Filter 2.5" x 12"
(2)
$24.99
Reduces chlorine, taste and odor
NSF 42 Certified

Replacement filter info

Your replacement schedule

Each stage of the Omnipure K Series, the exact part that fits it, and when to change it.

  1. Stage 1: Replacement filter

    Most of these filters come in more than one end fitting: choose yours on the filter's page.

    Depends on the one you pick

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