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Parts

Reliable System parts keep your water filtration setup running at its best. From small seals to advanced electrical components, each part plays a role in maintaining water flow, pressure control, and filtration accuracy. Over time, wear and tear can affect valves, housings, and fittings, which makes timely replacement important. Choosing compatible components helps extend system life and protect your investment.

About Our System Parts

Our collection includes water softener heads, riser tubes, distributor baskets, pressure gauges, and power adapters designed for filtration and treatment systems. You will also find O-rings for various housing models, reverse osmosis booster pumps, storage tanks, and pressure protection valves. Ultraviolet system ballasts and replacement lamps are available to support disinfection performance. For countertop and under-sink systems, faucet adapters, fittings, and stainless steel connectors offer secure installation. Every component is selected to meet standard sizing and performance needs across many filtration brands.

Each product listing highlights availability, reviews, and compatibility details to help you make confident decisions. With hundreds of parts in stock, finding the right replacement becomes straightforward. Whether you are upgrading a softener valve or replacing a worn gasket, quality components restore proper function.

Why Choose iFilters for System Parts?

iFilters offers a wide selection of system parts backed by consistent inventory and dependable shipping. Clear product descriptions and model references make it easier to match parts with your system. Competitive pricing supports both residential users and professional installers. Customer feedback and ratings add helpful insight before purchase.

Shop system parts online today!

Filters

Hydronix 10" Blue Housing w/ Black Rib Cap, RO & Filtration Systems, 3/4" Ports
Hydronix 10" Blue Housing w/ Black Rib Cap, RO & Filtration Systems, 3/4" Ports
Hydronix

Hydronix 10" Blue Housing w/ Black Rib Cap, RO & Filtration Systems, 3/4" Ports

HF3-10BLBK34
in stock
$17.86 - $17.86
$17.86
$17.86 - $17.86
$17.86

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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$17.86 - $17.86
$17.86
$17.86 - $17.86
$17.86
HYDRONIX 4" x 61" Stainless Steel RO Membrane Housing (SPV-4061) – 300 PSI, 3/4" Feed, 1/2" Permeate SPV-4061 - IFilters
HYDRONIX 4" x 61" Stainless Steel RO Membrane Housing (SPV-4061) – 300 PSI, 3/4" Feed, 1/2" Permeate SPV-4061 - IFilters Sale Sale
Hydronix

HYDRONIX 4" x 61" Stainless Steel RO Membrane Housing (SPV-4061) – 300 PSI, 3/4" Feed, 1/2" Permeate SPV-4061

SPV-4061
in stock
$322.99
$322.99 - $322.99
$322.99
$211.35
$211.35 - $211.35
$211.35

The HYDRONIX SPV-4061 is a high-performance 4-inch x 61-inch stainless steel pressure vessel designed for reverse osmosis (RO) systems. Built to wi...

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$322.99
$322.99 - $322.99
$322.99
$211.35
$211.35 - $211.35
$211.35
Sale Sale
Hydronix PFM-NUT-34 PFM Replacement Nut, 3/4" MNPT for PFM-210, and AFM-216 - IFilters
Hydronix PFM-NUT-34 PFM Replacement Nut, 3/4" MNPT for PFM-210, and AFM-216 - IFilters
Hydronix

Hydronix PFM-NUT-34 PFM Replacement Nut, 3/4" MNPT for PFM-210, and AFM-216

PFM-NUT-34
in stock
$5.99 - $5.99
$5.99
$5.99 - $5.99
$5.99

$5.99 - $5.99
$5.99
$5.99 - $5.99
$5.99
Aquatrol AT-1465BK-25T 14 x 65 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black - IFilters
Aquatrol AT-1465BK-25T 14 x 65 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black - IFilters
Aquatrol

Aquatrol AT-1465BK-25T 14 x 65 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black

AT-1465BK-25T
in stock
$0.00 - $0.00
$0.00
$290.75
$290.75 - $290.75
$290.75

Aquatrol AT-1465BK-25T 14 x 65 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black

$0.00 - $0.00
$0.00
$290.75
$290.75 - $290.75
$290.75
Aquatrol AT-1252BL-25T 12 x 52 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue - IFilters
Aquatrol AT-1252BL-25T 12 x 52 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue - IFilters
Aquatrol

Aquatrol AT-1252BL-25T 12 x 52 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue

AT-1252BL-25T
in stock
$166.35 - $166.35
$166.35
$166.35 - $166.35
$166.35

Aquatrol AT-1252BL-25T 12 x 52 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue

$166.35 - $166.35
$166.35
$166.35 - $166.35
$166.35
Aquatrol AT-1252BK-25T 1252 Pg Pressure Tank - 2.5" T Connection, Standard Base, Black - IFilters
Aquatrol AT-1252BK-25T 1252 Pg Pressure Tank - 2.5" T Connection, Standard Base, Black - IFilters
Aquatrol

Aquatrol AT-1252BK-25T 1252 Pg Pressure Tank - 2.5" T Connection, Standard Base, Black

AT-1252BK-25T
in stock
$143.56 - $143.56
$143.56
$143.56 - $143.56
$143.56

Aquatrol AT-1252BK-25T 1252 Pg, 2.5" T, Standard Base, Black Part Number: AT-1252BK-25TDimensions: 12 x 52 inches (304 x 1320 mm)Connection: 2.5" T...

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$143.56 - $143.56
$143.56
$143.56 - $143.56
$143.56
316 Stainless Steel High Flow Filter Housing, 4.5"x20", 1" Ports - IFilters
HydroScientific

HydroScientific HF4520SS-10 - Stainless Steel High Flow Filter Housing

HF4520SS-10
in stock
$299.94 - $299.94
$299.94
$299.94 - $299.94
$299.94

HydroScientific HF4520SS-10 – Stainless Steel High-Flow Filter Housing The HF4510SS-10 is a durable and reliable stainless steel filter housing des...

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$299.94 - $299.94
$299.94
$299.94 - $299.94
$299.94
PRO+AQUA 3/8in x 5ft Black Brine Tubing - IFilters
PRO+AQUA

PRO+AQUA 3/8in x 5ft Black Brine Tubing

PT06-BK-5
in stock
$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99

Water softener brine line hose, 5 foot, 3/8". Compatible with most systems that use 3/8" Quick Connect (Push-in) lines. Manufactured to be highly r...

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$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99
Polaris Scientific QS58HO – Replacement Quartz Sleeve for UVA-630HO High Output UV System
Polaris Scientific

Polaris Scientific QS58HO High Output Ultraviolet Replacement Quatz Sleeve

QS58HO
in stock
$58.20 - $58.20
$58.20
$58.20 - $58.20
$58.20

Polaris Scientific QS58HO – Replacement Quartz Sleeve for UVA-630HO High Output UV System The Polaris Scientific QS58HO is an OEM replacement quart...

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$58.20 - $58.20
$58.20
$58.20 - $58.20
$58.20
Hydronix Modern Ceramic RO or Filtered Water Faucet, Antique Brass - IFilters
Hydronix

Reverse Osmosis Faucet Modern Design, Ceramic, Antique Bronze

LF-EC25-AZ
in stock
$40.50 - $40.50
$40.50
$40.50 - $40.50
$40.50

Hydronix LF-EC25-AZ Ceramic Faucet is a antique bronze faucet that can be used in reverse osmosis and drinking water systems. The LF-EC25-AZ faucet...

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$40.50 - $40.50
$40.50
$40.50 - $40.50
$40.50
Water Filter Housing, House Commercial Hydroponics Clear BB Size 10", 1.5" Ports
Hydronix

Water Filter Housing, House Commercial Hydroponics Clear BB Size 10", 1.5" Ports

HF45-20CLBK15
in stock
$87.28 - $87.28
$87.28
$87.28 - $87.28
$87.28

The Hydronix HF45-20CLBK15 (Note: Picture shows PR version, this one does not include the PR button) 20" Clear Filter Housing is an extra-wide hous...

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$87.28 - $87.28
$87.28
$87.28 - $87.28
$87.28
Hydronix 5" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 3/8" Ports
Hydronix

Hydronix 5" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 3/8" Ports

HF3-5CLWH38
in stock
$17.04 - $17.04
$17.04
$17.04 - $17.04
$17.04

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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$17.04 - $17.04
$17.04
$17.04 - $17.04
$17.04
Hydronix 5" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 1/4" Ports
Hydronix 5" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 1/4" Ports
Hydronix

Hydronix 5" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 1/4" Ports

HF3-5CLWH14
in stock
$18.50 - $18.50
$18.50
$18.50 - $18.50
$18.50

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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$18.50 - $18.50
$18.50
$18.50 - $18.50
$18.50
PG25160B 0 - 160 PSI Water Pressure Gauge 2.5" Stainless Steel 1/4" Port, Back Flange - IFilters
Hydronix

PG25160B 0 - 160 PSI Water Pressure Gauge 2.5" Stainless Steel 1/4" Port, Back Flange

PG25160B
in stock

$19.50 - $19.50
$19.50
$19.50 - $19.50
$19.50

The PG25160B is UV resistant, high quality water pressure gauge designed with the OEM in mind. From the special synthetic fluid used to fill the ga...

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$19.50 - $19.50
$19.50
$19.50 - $19.50
$19.50
BV-1414-MC Brass Valve - IFilters
Hydronix

BV-1414-MC Brass Valve

BV-1414-MC
in stock
$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75

The Hydrofit Brass Ball Valve Straight is a 1/4" MPT x 1/4" Feed Water Valve

$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75
HS-ORING-E-EP – HydroScientific Stainless Steel Housing O-Ring, EPDM Material, Compatible with BF1/BF2/HSBJ40-90-170/MRH-5(10-40)/MRH-7(10-40) - IFilters
HydroScientific

HS-ORING-E-EP – HydroScientific Stainless Steel Housing O-Ring, EPDM Material, Compatible with BF1/BF2/HSBJ40-90-170/MRH-5(10-40)/MRH-7(10-40)

HS-ORING-E-EP
in stock
$30.42 - $30.42
$30.42
$30.42 - $30.42
$30.42

The HS-ORING-E-EP is a high-performance EPDM O-ring designed for HydroScientific stainless steel housing applications. Engineered for durability an...

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$30.42 - $30.42
$30.42
$30.42 - $30.42
$30.42
Hydronix SPV-4021-12 Stainless Steel Membrane Housing – 4" x 21", 1/2" Ports
Hydronix

Hydronix SPV-2521 2.5"x21" Stainless Steel Membrane Housing 300 PSI, 3/8" Ports

SPV-2521
in stock
$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00

Hydronix SPV-2521 Stainless Steel Membrane Housing – 2.5" x 21", 300 PSI, 3/8" Ports The Hydronix SPV-2521 Stainless Steel Membrane Housing is a hi...

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$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00
Drinking Water Feed Adapter Valve 3/8 & 1/2 Inch Pipe Connection, 1/4" QC Hose - IFilters
Hydrofit

Drinking Water Feed Adapter Valve 3/8 & 1/2 Inch Pipe Connection, 1/4" QC Hose

HDF-ASVA-14
in stock
$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50

This Hydrofit feed water adapter valve is used to connect RO or other drinking water systems using 3/8" or 1/2" connections, the feed port to the s...

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$20.50 - $20.50
$20.50
$20.50 - $20.50
$20.50
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 125 PSI

SB-FPV-125
in stock
$12.30 - $12.30
$12.30
$12.30 - $12.30
$12.30

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

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$12.30 - $12.30
$12.30
$12.30 - $12.30
$12.30
Hydronix HF45-10BLBK10 Water Filter Housing NSF listed 10" - 1" Ports
Hydronix

Hydronix HF45-10BLBK10 Water Filter Housing NSF listed 10" - 1" Ports

HF45-10BLBK10
in stock
$39.67 - $39.67
$39.67
$39.67 - $39.67
$39.67

The Hydronix HF45-10BLBK10 10" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. It is made of ...

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$39.67 - $39.67
$39.67
$39.67 - $39.67
$39.67
Hydronix 5" White Housing w/ White Flat Cap, RO & Filtration Systems, 1/4" Ports
Hydronix

Hydronix 5" White Housing w/ White Flat Cap, RO & Filtration Systems, 1/4" Ports

HF2-5WHWH14
in stock
$15.83 - $15.83
$15.83
$15.83 - $15.83
$15.83

Hydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters...

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$15.83 - $15.83
$15.83
$15.83 - $15.83
$15.83
Hydronix 10" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 3/4" Ports
Hydronix

Hydronix 10" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 3/4" Ports

HF3-10CLWH34
in stock
$23.50 - $23.50
$23.50
$23.50 - $23.50
$23.50

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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$23.50 - $23.50
$23.50
$23.50 - $23.50
$23.50
Hydronix 10" Blue Housing w/ Black Rib Cap, RO & Filtration 3/4" Ports w/ Relief
Hydronix

Hydronix 10" Blue Housing w/ Black Rib Cap, RO & Filtration 3/4" Ports w/ Relief

HF3-10BLBK34PR
in stock
$18.36 - $18.36
$18.36
$18.36 - $18.36
$18.36

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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$18.36 - $18.36
$18.36
$18.36 - $18.36
$18.36
Hydronix IFM-20100 Inline Flow Meter 20 - 100 GPM 2" FNPT - IFilters
Hydronix

Hydronix IFM-20100 Inline Flow Meter 20 - 100 GPM 2" FNPT

IFM-20100
in stock
$593.50 - $593.50
$593.50
$593.50 - $593.50
$593.50

The Hydronix IFM-20100 Inline Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Solid One piec...

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$593.50 - $593.50
$593.50
$593.50 - $593.50
$593.50
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