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Moen 1222 One-Handle PosiTemp Faucet Cartridge Replacement for Moen Tub Shower and Shower Only Configurations, Brass and Plastic

TLDR Review: Moen PosiTemp Cartridge

By ShopSavvy Team

Published: August 13th, 2026

Pros

•Easy to install replacement for stiff shower faucet cartridges, with smooth operation once installed properly.
•Replaced a legacy part that lasted 13 years, indicating good longevity.
•Initially functions well, saving users from potential frustration if installed correctly.
•Good value for the money, especially as a replacement part.
•Quick and straightforward installation with proper insertion.
•Available online with tutorial resources that can assist firsimers.
•Excellent customer service response from the seller.
•Replaces the original part, restoring proper faucet operation.
•When genuine, prevents water hammer issues and leaks.
•Designed for Moen tub and shower configurations, compatible with many fixtures.

Cons

•Some units appear to be nouthentic or replica, causing serious quality concerns.
•Immediate leaks and failures occurred upon installation in some cases.
•Short shelf life of only six months according to Moen, which is a significant drawback.
•The high cost at $45 makes it an expensive fix if faulty or louality.
•Several reviews mention persistent water hammer, banging noises, and leaking despite proper installation.
•Problems with cold water only and ongoing leaks suggest possible design or compatibility issues.
•Limited availability of genuine parts locally; some units may be counterfeit or low quality.
•Water hammer issues were resolved only after switching to authentic Moen parts.
•The product often does not match official Moen branding and packaging.
•Installing noenuine cartridges can cause plumbing noise issues and potential damage.

Bottom Line

This replacement cartridge can be a dependable fix if you’re confident you're installing a genuine Moen part. While it offers ease of installation and good longevity when trusted, many reviews flag concerns about counterfeit units, short shelf life, and immediate failures, which could turn your repair into a costly hassle. We recommend verifying the authenticity before purchase or considering official Moen cartridges to avoid plumbing headaches. If you're looking for a more reliable option with verified authenticity, checking <component-button-product + identifierProduct=

Lowest at Amazon

$29.98 at Amazon

Lowest at any Popular Retailer

$11.04 at AliExpress by Alibaba.com

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 139 retailers to give you the short version.