Symmons KN-4 Single Handle Faucet Cartridge for Symmetrix

Bright blue plastic cartridge with red limit stop white square handle connection with grey bottom and blue seals.

Symmons KN-4 Single Handle Faucet Cartridge for Symmetrix - Image 3

Symmons KN-4 Single Handle Faucet Cartridge for Symmetrix - Image 4

WHAT OUR CUSTOMERS SAY…

“Really great experience getting parts for my 30-year old frost free silcocks. They not only had the parts available, but they were shipped within a couple of hours. Great job, thank you! ”

-Phil R

02/08/2026

$55.27

The Symmons KN-4 is a genuine ceramic control cartridge designed for the Symmetrix line of single-handle faucets. It is used to control water flow and temperature mixing in both bathroom lavatory and kitchen faucet applications.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, noelsplumbingsupply@fuse.net, or via the text widget on this screen.

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Symmons Single Handle Ceramic Cartridge for Symmetrix

KN-4

Features a single-lever ceramic disc design that ensures smooth operation and long-term durability.
Includes a built-in temperature limit stop to help prevent accidental scalding

Related Document

KN-4 Cartridge Instructions

The image below will replace the original cartridge.