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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

Hydrofit, 3/8" Stem x 1/4" Tube Adapter - Stem Connector - HDF-SC0604 - IFilters
Hydrofit

Hydrofit, 3/8" Stem x 1/4" Tube Adapter - Stem Connector - HDF-SC0604

HDF-SC0604
in stock
$1.10 - $1.10
$1.10
$1.10 - $1.10
$1.10

Hydrofit, 3/8" Stem x 1/4" Tube Adapter Hydrofit, 3/8" Stem x 1/4" Tube Adapter

$1.10 - $1.10
$1.10
$1.10 - $1.10
$1.10
70-8-P-PG Polypropylene Union Tee Fitting 1/2 OD Tube x 1/2 OD Tube x 1/2 OD Tube - IFilters
Hydronix

70-8-P-PG Polypropylene Union Tee Fitting 1/2 OD Tube x 1/2 OD Tube x 1/2 OD Tube

HDX708
in stock
$5.24 - $5.24
$5.24
$5.24 - $5.24
$5.24

JACO polypropylene fittings are known for their excellent chemical resistance, making them suitable for use with most weak acids and alkalis. They ...

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$5.24 - $5.24
$5.24
$5.24 - $5.24
$5.24
1/4" OD Blue Polyethylene Tubing - 500 Ft - IFilters
Hydrofit

1/2" OD Blue Polyethylene Tubing - 250 Ft

PT08-BL-0250
in stock
$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00

The PT08-BL-0250 Blue Polyethylene tubing is manufactured from top-quality, low-density materials. The PT08-BL-0250 is ideal for a variety of uses ...

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$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00
Band Clamp for MRH4 Band Clamp Series Housings - IFilters
Band Clamp for MRH4 Band Clamp Series Housings - IFilters
HydroScientific

Band Clamp for MRH4 Band Clamp Series Housings

MRH4-BANDCLAMP
in stock
$147.78 - $147.78
$147.78
$147.78 - $147.78
$147.78

Replacement band clamp for the HydroScientific MRH4 Stainless Steel Housings, Band Clamp Series.

$147.78 - $147.78
$147.78
$147.78 - $147.78
$147.78
Aquatrol AQT-HL-7162 Bottom HUB Distributor – 2" Port, 6 Laterals for 30" Tanks
Aquatrol

Aquatrol AQT-HL-7162 Bottom HUB Distributor | 2" Port & 6 Laterals | Fits 30" Tanks

AQT-HL-7162
in stock
$180.41 - $180.41
$180.41
$180.41 - $180.41
$180.41

Aquatrol AQT-HL-7162 Bottom HUB Distributor – 2" Port, 6 Laterals for 30" Tanks The Aquatrol AQT-HL-7162 Bottom Mount Hub & Lateral Distributor...

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$180.41 - $180.41
$180.41
$180.41 - $180.41
$180.41
Aquatrol AQT-MSV-1 Manual Water Softener Valve – 1" Ports, 2.5" Base
Aquatrol

Aquatrol AQT-MSV-1 Manual Water Softener Valve | 1" Ports & 2.5" Base | Easy Lever Control

AQT-MSV-1
in stock
$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99

Aquatrol AQT-MSV-1 Manual Water Softener Valve – 1" Ports, 2.5" Base The Aquatrol AQT-MSV-1 Manual Water Softener Valve is a high-quality, manually...

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$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99
Aquatrol Valve Parts - Brine and Flow Components
PRO+AQUA

Brine Valve Assembly with 3/8" Quick Connect Port

A-60084
in stock
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Brine Valve Assembly with 3/8" Quick Connect Line Port. Fits PRO+AQUA Softener and Filter Valves.

$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00
Pro+Aqua 3/4" Garden Hose Two Way Hose Splitter Y Valve, Easy On/Off Ergonomic Design - IFilters
PRO+AQUA

Pro+Aqua 3/4" Garden Hose Two Way Hose Splitter Y Valve, Easy On/Off Ergonomic Design

GHT-SOV-Y
in stock
$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Pro+Aqua Garden Hose Two Way Hose Splitter Y Valve, Heavy Duty Ball Valve Water Hose Fitting, Easy On/Off Ergonomic Design

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Hydronix HF2-10WHBK12 – 10" White Slim Filter Housing with Black Cap (1/2" Ports)
Hydronix

Hydronix HF2-10WHBK12 White 10" Housing Black Cap, RO, Whole House, Drinking Filter Systems 1/2" Ports

HF2-10WHBK12
in stock
$16.60 - $16.60
$16.60
$16.60 - $16.60
$16.60

Hydronix HF2-10WHBK12 – 10" White Slim Filter Housing with Black Cap (1/2" Ports) The Hydronix HF2-10WHBK12 is a compact, high-quality filter housi...

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$16.60 - $16.60
$16.60
$16.60 - $16.60
$16.60
HF45-PR Button Kit - IFilters
Hydronix

HF45-PR Button Kit

HF45-PR
in stock
$2.33 - $2.33
$2.33
$2.33 - $2.33
$2.33

Replacement PR Button Kit for the Hydronix HF45 filters. Made from durable materials for durability. This replacement PR Button Kit comes with all ...

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$2.33 - $2.33
$2.33
$2.33 - $2.33
$2.33
White 5" Housing White Rib Cap For RV, RO, Water Filter System - 3/4" Ports
Hydronix

White 5" Housing White Rib Cap For RV, RO, Water Filter System - 3/4" Ports

HF3-5WHWH34
in stock
$16.34 - $16.34
$16.34
$16.34 - $16.34
$16.34

Hydronix HF3 Series Slim Rib Cap Filter Housings are available in a variety of colors and are made to house 2.5" diameter cartridges. Most 2.5" x 5...

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$16.34 - $16.34
$16.34
$16.34 - $16.34
$16.34
Hydronix RO & Filtration Systems 10" Blue Housing w/ Black Flat Cap 3/8" Ports
Hydronix

Hydronix RO & Filtration Systems 10" Blue Housing w/ Black Flat Cap 3/8" Ports

HF2-10BLBK38
in stock
$17.23 - $17.23
$17.23
$17.23 - $17.23
$17.23

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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$17.23 - $17.23
$17.23
$17.23 - $17.23
$17.23
Hydronix HF45-10BLBK15 10 x 4.5 Inch Filter Housing With 1.5 Inch NPT Connection
Hydronix

Hydronix HF45-10BLBK15 10 x 4.5 Inch Filter Housing With 1.5 Inch NPT Connection

HF45-10BLBK15
in stock
$40.42 - $40.42
$40.42
$40.42 - $40.42
$40.42

The Hydronix HF45-10BLBK15 filter housing accepts 10 x 4.5-inch filters and is ideal for use in residential, commercial, and light industrial appli...

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$40.42 - $40.42
$40.42
$40.42 - $40.42
$40.42
Hydronix 5" White Housing w/ White Flat Cap, RO & Filtration Systems, 1/2" Ports
Hydronix

Hydronix 5" White Housing w/ White Flat Cap, RO & Filtration Systems, 1/2" Ports

HF2-5WHWH12
in stock
$16.34 - $16.34
$16.34
$16.34 - $16.34
$16.34

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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$16.34 - $16.34
$16.34
$16.34 - $16.34
$16.34
Hydronix 10" White Housing w/ White Rib Cap, RO & Filtration Systems, 3/8" Ports
Hydronix

Hydronix 10" White Housing w/ White Rib Cap, RO & Filtration Systems, 3/8" Ports

HF3-10WHWH38
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" White Housing w/ White Rib Cap, RO & Filtration Systems, 1/4" Ports
Hydronix

Hydronix 10" White Housing w/ White Rib Cap, RO & Filtration Systems, 1/4" Ports

HF3-10WHWH14
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...

View full details
$23.50 - $23.50
$23.50
$23.50 - $23.50
$23.50
Hydronix 10" White Housing w/ White Rib Cap, RO & Filtration Systems, 1/2" Ports
Hydronix

Hydronix 10" White Housing w/ White Rib Cap, RO & Filtration Systems, 1/2" Ports

HF3-10WHWH12
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...

View full details
$23.50 - $23.50
$23.50
$23.50 - $23.50
$23.50
Hydronix 10" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 1/2" Ports
Hydronix

Hydronix 10" Clear Housing w/ White Rib Cap, RO & Filtration Systems, 1/2" Ports

HF3-10CLWH12
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...

View full details
$23.50 - $23.50
$23.50
$23.50 - $23.50
$23.50
Hydronix BSV-34110V Brass Solenoid Valve – Normally Closed, 110V 50/60Hz, 3/4" FNPT
Hydronix

Hydronix BSV-34110V Brass Solenoid Valve, Closed, 110V 50/60hz, 3/4" FNPT

BSV-34110V
in stock
$139.00 - $139.00
$139.00
$139.00 - $139.00
$139.00

Hydronix BSV-34110V Brass Solenoid Valve – Normally Closed, 110V 50/60Hz, 3/4" FNPT The Hydronix BSV-34110V is a high-performance brass solenoid va...

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$139.00 - $139.00
$139.00
$139.00 - $139.00
$139.00
Hydronix PG40300B – 4" Stainless Steel Water Pressure Gauge (0 - 300 PSI, 1/2" Port)
Hydronix

Hydronix PG40300B 0 - 300 PSI Water Pressure Gauge 4" Stainless Steel 1/2" Port

PG40300B
in stock
$81.00 - $81.00
$81.00
$81.00 - $81.00
$81.00

Hydronix PG40300B – 4" Stainless Steel Water Pressure Gauge (0 - 300 PSI, 1/2" Port) The Hydronix PG40300B is a high-precision, UV-resistant stainl...

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$81.00 - $81.00
$81.00
$81.00 - $81.00
$81.00
Hydronix AFM-216 Panel Mount Flow Meter 2 - 16 GPM Adjustable 3/4" MNPT - IFilters
Hydronix AFM-216 Panel Mount Flow Meter 2 - 16 GPM Adjustable 3/4" MNPT - IFilters
Hydronix

Hydronix AFM-216 Panel Mount Flow Meter 2 - 16 GPM Adjustable 3/4" MNPT

AFM-216
in stock
$131.65 - $131.65
$131.65
$131.65 - $131.65
$131.65

Hydronix AFM-216 Panel Mount Flow Meter – 2 to 16 GPM Adjustable, 3/4" MNPT Ports The Hydronix AFM-216 is a high-precision panel mount flow meter d...

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$131.65 - $131.65
$131.65
$131.65 - $131.65
$131.65
Hydronix IFM-50150 Inline Flow Meter 50 - 150 GPM 2" FNPT - IFilters
Hydronix

Hydronix IFM-50150 Inline Flow Meter 50 - 150 GPM 2" FNPT

IFM-50150
in stock
$593.50 - $593.50
$593.50
$593.50 - $593.50
$593.50

The Hydronix IFM-50150 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
Hydronix IFM-40120 Inline Flow Meter 40 - 120 GPM 2" FNPT - IFilters
Hydronix

Hydronix IFM-40120 Inline Flow Meter 40 - 120 GPM 2" FNPT

IFM-40120
in stock
$593.50 - $593.50
$593.50
$593.50 - $593.50
$593.50

The Hydronix IFM-40120 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
WNV-2 Valve Adapter - IFilters
Hydronix

WNV-2 Valve Adapter

WNV-2
in stock
$3.24 - $3.24
$3.24
$3.24 - $3.24
$3.24

The Hydrofit WNV-2 Feed Water Valve Adapter measures 1/2"F x 1/2"M x 1/4"F

$3.24 - $3.24
$3.24
$3.24 - $3.24
$3.24
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