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RO Systems International COM-II-450S

Reverse osmosis system

RO Systems International COM-II-450S Replacement Filters

The COM-II-450S Reverse Osmosis Compact II Light Commercial System is designed to treat 450-700 gallons per day. The 3-stage system is made for light commercial applications and features filter pressure gauges to monitor water pressure throughout the system, a storage tank pressure gauge to prevent tank overflow and a motorized pump to maximize system output.

See the replacement schedule

Compatible parts

Everything that fits the RO Systems International COM-II-450S

Suez Purtrex 93047 5-micron polyspun sediment filter, 2.5 x 20 inch, for standard 20-inch housings
Suez WTS
Suez Purtrex 93047 Sediment Filter 5 Micron 2.5" x 20"
(7)
$13.99
Meets FDA requirements for food and beverage contact
Omnipure OMB200-5m 5-micron carbon block filter, 2.5 x 20 inch
Omnipure
Omnipure OMB200-5m Carbon Block Filter 5 Micron 2.5" x 20"
(2)
$31.99
Reduces chlorine, taste and odor
NSF 42 Certified
AXEON HF1 - 4014 RO Membrane 150 PSI 600 GPD 200377 200377 - ESP Water
Free Shipping
AXEON
AXEON HF1-4014 RO Membrane 150 PSI 600 GPD 200377
(2)
$229.00
Thin Film Membrane (TFM)
AXEON HF4-4014 600 GPD reverse osmosis membrane, 4 x 14 inch, rated at 100 PSI
Free Shipping
AXEON
AXEON HF4-4014 RO Membrane 100 PSI 600 GPD 4" x 14" 200389
(1)
$230.00
Thin Film Membrane (TFM)
AXEON NF4 - 4014 RO Membrane 400 GPD, 70 PSI, 4 x 14 Inches, 200410 200410 - ESP Water
Free Shipping
AXEON
AXEON NF4-4014 RO Membrane 400 GPD, 70 PSI, 4 x 14 Inches, 200410
(0)
$234.00
Thin Film Membrane (TFM)
AXEON NF3 - 4014 RO Membrane 400 GPD, 70 PSI, 4 x 14 - Inches, 200404 200404 - ESP Water
Free Shipping
AXEON
AXEON NF3-4014 RO Membrane 400 GPD, 70 PSI, 4 x 14-Inches, 200404
(0)
$234.00
Thin Film Membrane (TFM)
AXEON HF3 - 4014 RO Membrane 400 GPD 4 x 14 - Inch, 200371 200371 - ESP Water
Free Shipping
AXEON
AXEON HF3-4014 RO Membrane 400 GPD 4 x 14-Inch, 200371
(0)
$244.00
Thin Film Membrane (TFM)
AXEON HF5 - 4014 RO Membrane 80 PSI 600 GPD 4" x 14" 200392 200392 - ESP Water
Free Shipping
AXEON
AXEON HF5-4014 RO Membrane 80 PSI 600 GPD 4" x 14" 200392
(0)
$240.00
Thin Film Membrane (TFM)
Flexwave Composite FWRO120 RO Pressure Tank 120 Gal 1 - 1/4" NPT FWRO120 - ESP Water
Flexcon
Flexwave Composite FWRO120 RO Pressure Tank 120 Gal 1-1/4" NPT
(0)
$4738.00
Certified by NSF to Standard 61
System made in the USA

Replacement filter info

Your replacement schedule

Each stage of the RO Systems International COM-II-450S, the exact part that fits it, and when to change it.

  1. Stage 1: Sediment filter

    Part 93047, Suez Purtrex 93047 Sediment Filter 5 Micron 2.5" x 20" $13.99

    Every 6–12 months

  2. Stage 2: Carbon block filter

    Part OMB200-5m, Omnipure OMB200-5m Carbon Block Filter 5 Micron 2.5" x 20" $31.99

    Every 6–12 months

  3. Stage 3: RO membrane

    Part 200377, AXEON HF1-4014 RO Membrane 150 PSI 600 GPD 200377 $229.00

    Every 2 years

  4. Alternative for stage 3: RO membrane

    Part 200389, AXEON HF4-4014 RO Membrane 100 PSI 600 GPD 4" x 14" 200389 $230.00

    Every 2 years

  5. Alternative for stage 3: RO membrane

    Part 200410, AXEON NF4-4014 RO Membrane 400 GPD, 70 PSI, 4 x 14 Inches, 200410 $234.00

    Every 2 years

  6. Alternative for stage 3: RO membrane

    Part 200404, AXEON NF3-4014 RO Membrane 400 GPD, 70 PSI, 4 x 14-Inches, 200404 $234.00

    Every 2 years

  7. Alternative for stage 3: RO membrane

    Part 200371, AXEON HF3-4014 RO Membrane 400 GPD 4 x 14-Inch, 200371 $244.00

    Every 2 years

  8. Alternative for stage 3: RO membrane

    Part 200392, AXEON HF5-4014 RO Membrane 80 PSI 600 GPD 4" x 14" 200392 $240.00

    Every 2 years

Manuals & instructions

Manuals and guides

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