KAIYIV Spectra Replacement Pump Kit for S1/S2/9 Plus | 13mm Flange, Duckbill Valve & 180ml Bottles

Complete replacement kit to keep pumping smooth and hygienic

The KAIYIV Spectra Replacement Kit is designed to work with Spectra S1, S2, and 9 Plus pumps. It provides a full set of high-quality, interchangeable parts that let you refresh worn components and maintain a consistent pumping routine. The kit emphasizes practical convenience, quiet operation, and reliable performance, making it a thoughtful choice for busy moms who value hygiene and efficiency.

With a focus on user-friendly versatility, this kit supports comfortable pumping sessions across different settings—at home, at work, or during nighttime pumps. By offering a breadth of sizes and a sturdy, easy-to-clean build, it helps you tailor the fit to your preferences while keeping the workflow simple and organized.

What’s included

• Two wide-mouth flanges (13mm) for a comfortable, stable seal
• Two duckbill valves to help maintain smooth suction during expression
• Two backflow protectors to minimize milk backflow risk
• Two silicone tubes for dependable connections
• Two wide-neck bottles with screw rings and sealing discs (each 180ml capacity)

Size options and fit

• Available flange sizes: 13/15/17/18/19/21/24/26/28/30mm
• Choosing the right size can help improve comfort and potential efficiency during pumping

Materials and safety: All parts are BPA-free and DEHP-free, made from food-grade silicone and PP. They can be sterilized by boiling, steam, or microwave steam bags, making cleanup straightforward for busy households.

Storage and organization: The large 180ml wide-neck bottles are ideal for milk storage or snack options. The sealing discs enable date labeling and quick identification, helping you stay organized as feeding routines evolve.

Ease of use and maintenance: The detachable design means parts are simple to clean and reassemble. Smooth surfaces reduce milk residue buildup, supporting a hygienic routine with less effort.

Compatibility: The kit is designed to be interchangeable with Spectra S1, S2, and 9 Plus pumps, providing dependable, comparable performance to original components and helping you maintain your pumping routine without interruption.