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Water Filtration System 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!

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Aquatrol TB-65-54T Distributor Riser Tube w/ Fine Mesh Basket For 54" Tanks, 1.05" OD - IFilters
Aquatrol

Aquatrol TB-65-54T Distributor Riser Tube w/ Fine Mesh Basket For 54" Tanks, 1.05" OD

TB-65-54T
in stock

$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99

Aquatrol TB-65 Distributor Riser Tube with Fine Mesh Basket – Fits 54" Tanks (1.05" OD) The Aquatrol TB-65-54T Distributor Riser Tube is a high-qua...

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$39.99 - $39.99
$39.99
$39.99 - $39.99
$39.99
Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W - IFilters
Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W - IFilters
Polaris Scientific

Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W

GL39PP
in stock

$46.55 - $46.55
$46.55
$46.55 - $46.55
$46.55

Polaris Scientific GL39PP Replacement Germicidal Lamp for the UVA-12C, UVA-24B, UVA-36B, UVA-50B, UVA-60B, UVA-80B and UVA-100B Ultraviolet UV System.

$46.55 - $46.55
$46.55
$46.55 - $46.55
$46.55
Diverter Valve Faucet Adapter for Counter Top Water Filters, 1/4 Inch Push On, Chrome - IFilters
iFilters

Diverter Valve Faucet Adapter for Counter Top Water Filters, 1/4 Inch Push On, Chrome

P-DV-14
in stock

$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99

This Standard Faucet Diverter Valve with Aerator can be installed on most kitchen faucets to divert water to the Countertop, RO or RO/DI uni...

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$8.99 - $8.99
$8.99
$8.99 - $8.99
$8.99
Polaris Scientific EB-2439 Ultraviolet Water UV System Ballast, 24W - 39W 110V/220V - IFilters
Polaris Scientific EB-2439 Ultraviolet UV System Ballast – 24W-39W, 110V/220V
Polaris Scientific

Polaris Scientific EB-2439 Ultraviolet Water UV System Ballast, 24W - 39W 110V/220V

EB-2439
in stock

$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99

Polaris Scientific EB-2439 Ultraviolet UV System Ballast – 24W-39W, 110V/220V The Polaris Scientific EB-2439 is a high-quality OEM replacement ball...

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$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99
Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket – Fits 1.05" Riser Tubes
Aquatrol

Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket, Aquatrol, Fleck, Clack, Autotrol, 1.05" ID

TD-1203
in stock

$8.50 - $8.50
$8.50
$8.50 - $8.50
$8.50

Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket – Fits 1.05" Riser Tubes The Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket is a h...

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$8.50 - $8.50
$8.50
$8.50 - $8.50
$8.50
SPV-40CAP34 End Cap for Hydronix SPV-4040-34 RO Vessel, 1pc - IFilters
Hydronix

SPV-40CAP34 End Cap for Hydronix SPV-4040-34 RO Vessel, 1pc

SPV-40CAP34
in stock

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Hydronix End Cap for Hydronix SPV-4040-34, 4" with 3/4" Feed Port and 1/2" Brine, Black This Hydronix end cap is made from Glass Reinforced Polyami...

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$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Shok Blok Filter Protection Valve, 40psi, 3/8" - IFilters
Pressure Regulator Protection Valve for RO & Filter Systems, 1/4" QC, 40 PSI
Shok Blok

Shok Blok Filter Protection Valve, 40psi, 3/8"

SB-FPV-40/38
in stock

$13.25 - $13.25
$13.25
$13.25 - $13.25
$13.25

SHOK BLOK Filter Protection Valves are you best choice for protecting and limiting water pressure to your water filtration device. This SHOK BLOK M...

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$13.25 - $13.25
$13.25
$13.25 - $13.25
$13.25
Hydronix PMP-43622-01 Power Supply Transformer for PMP-300GPD Booster Pump
Aquatrol PMP-300GPD – 300 GPD Reverse Osmosis Booster Pump
Aquatrol

Aquatrol PMP-300GPD 300 GPD RO Booster Pump for 300 GPD RO Systems

PMP-300GPD
in stock

$178.00 - $178.00
$178.00
$178.00 - $178.00
$178.00

Aquatrol PMP-300GPD – 300 GPD Reverse Osmosis Booster Pump High-Performance RO Booster Pump for 300 GPD Systems The Aquatrol PMP-300GPD is a heavy-...

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$178.00 - $178.00
$178.00
$178.00 - $178.00
$178.00
Aquatrol AT-1035BL-25T – 10" x 35" Mineral Pressure Tank for Water Softeners & Filtration (2.5" Port)
Aquatrol

Aquatrol AT-1035BL-25T - 10 x 35 Mineral Pressure Tank for Water Softeners or Filtration, 2.5" Port

AT-1035BL-25T
in stock

$78.93 - $78.93
$78.93
$78.93 - $78.93
$78.93

Aquatrol AT-1035BL-25T – 10" x 35" Mineral Pressure Tank for Water Softeners & Filtration (2.5" Port) The Aquatrol AT-1035BL-25T Mineral Pressu...

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$78.93 - $78.93
$78.93
$78.93 - $78.93
$78.93
Stainless Steel 4.5 Gallon Reverse Osmosis Storage Water Tank - White, 1/4" Port
Stainless Steel 4.5 Gallon Reverse Osmosis Storage Water Tank - White, 1/4" Port - IFilters
Hydronix

Stainless Steel 4.5 Gallon Reverse Osmosis Storage Water Tank - White, 1/4" Port

RO-132-W14
in stock

$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

NSF Certified 4.5 Gallon (3.2 Draw-down) Reverse Osmosis Water Storage Tank. Lead, brass and copper are banned for use in purified/drinking water. ...

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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
Hydrofit 1/4" Tube x 1/4" NPTF Fitting – NSF Certified for Water & Food Use - IFilters
Hydrofit 1/4" Tube x 1/4" NPTF Fitting – NSF Certified for Water & Food Use - IFilters
Hydrofit

Hydrofit 1/4" Tube x 1/4" NPTF Fitting – NSF Certified for Water & Food Use

HDF-MC0404
in stock

$1.42 - $1.42
$1.42
$1.42 - $1.42
$1.42

Upgrade your water system with confidence using the Hydrofit 1/4" Tube x 1/4" NPTF fitting. Engineered for reliability and ease of installation, th...

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$1.42 - $1.42
$1.42
$1.42 - $1.42
$1.42
Hydronix SPV-4040-34 SS Membrane Housing 4"x40" 3/4" Ports - IFilters
Hydronix

Hydronix SPV-4040-34 SS Membrane Housing 4"x40" 3/4" Ports

SPV-4040-34
in stock

$199.99 - $199.99
$199.99
$199.99 - $199.99
$199.99

The Hydronix SPV-4040-34 4" x 40" Stainless Steel Pressure Vessel is designed for use in commercial reverse osmosis, nanofiltration and ultrafiltra...

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$199.99 - $199.99
$199.99
$199.99 - $199.99
$199.99
A-19228 FL19228 Adapter Coupling - IFilters
A-19228 FL19228 Adapter Coupling - IFilters
iFilters

A-19228 FL19228 Adapter Coupling

A-19228-SET
in stock

$0.00 - $0.00
$0.00
$9.50
$9.50 - $9.50
$9.50

This Aquatrol Fleck Compatible Adapter Coupling Set are used in Fleck or Aquatrol Valves

$0.00 - $0.00
$0.00
$9.50
$9.50 - $9.50
$9.50
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