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3/4″ Thermostatic Cartridge for Kohler 78913

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“I was very happy with Noel’s Plumbing. I was searching for a fairly rare part and saw it listed on their website. After placing my order, I was informed that the item was actually on backorder. Noel’s Plumbing was upfront and honest right away, letting me know it might take some time to arrive. Throughout the wait, they consistently kept me updated, which I really appreciated. When the part finally came in, they shipped it out immediately. It arrived exactly as described and was precisely what I needed. Excellent communication, honesty, and follow-through. Thank you, Noel’s Plumbing! ”
-Dave F.
04/04/2026

$306.47

 

The Kohler 78913 (often listed as K-78913) is a 3/4-inch high-flow thermostatic valve cartridge. It is primarily designed for Kohler MasterShower systems and K-400/K-401 rough-in valves manufactured prior to 2006, ensuring precise water temperature control and preventing scalding.

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.

SKU: 12753a Category: Tag:

Ensure a safe, comfortable, and reliable shower experience with the genuine Kohler 78913 Thermostatic Valve Cartridge. A replacement for 3/4-inch rough-in valves (including models K400, K-400-K and K-401-K), this high-flow cartridge restores smooth, dependable water regulation to your luxury bath or shower system.

 

78913

 

  • It regulates both water temperature and flow concurrently).
  • 3/4-inch valve profile engineered for high-flow rate luxury shower applications manufactured prior to 2006.
  • Built with high-quality brass components and a specialized memory-alloy spiral temperature sensing probe.

 

Related document

 

Kohler K-400 Series Thermostatic Mixing Valve Specs

Common questions about this product

Is this the correct item for my application? chevron-icon

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

 

We will make sure you have the right part.

 

 

Will this item replace the original OEM part? chevron-icon

Yes, this aftermarket part will replace your OEM part. 

chat iconWHAT OUR CUSTOMERS SAY…

“Recently I purchased a rebuild kit for my American Standard R series bathtub faucet. I want to say thank you for carrying this product. The rebuild kit worked beautifully and I was able to save the original look and feel of our 1957 bathroom. Thank you! ”
-Adam T
04/11/2024