Maymom Backflow Protector Duckbill Valve for Spectra S1 S2 – Replacement Pump Parts

Meet the Maymom Backflow Protector and Duckbill Valve kit, a practical replacement option designed to fit specific Spectra breast pumps while maintaining a closed pumping system. This kit emphasizes compatibility, reliability, and ease of cleaning, offering a flexible alternative to original Spectra parts.

What’s included

• 2 backflow protectors with 2 large caps, 2 small caps, and 2 diaphragms
• 6 duckbill valves

Compatibility and versatility

The parts are designed to replace Spectra backflow protectors and duckbill valves on Spectra S1, S2, and 9 Plus models, and also work with Spectra Dew 350. They’re suitable for Ameda Mya Portable and Ameda Mya Pro pumps as well. These are not original Spectra parts.

Performance and fit

Maymom components are designed to deliver suction performance close to OEM parts when paired with the appropriate flanges, with compatibility across Spectra Flange and Maymom Flange. They fit with Spectra tubing and Maymom tubing for a cohesive system.

• Designed to provide suction power similar to OEM parts when used with compatible flanges
• Closed system design prevents milk from entering the tubing, helping keep the tubing clean
• Quality pump parts intended to support pumping routines and maintain your workflow

Safety, cleaning, and regulatory details

Made from BPA-free material. The product is FDA registered (No. D192499) and Health Canada licensed (No.26003), with Australian Health and Aged Care ID 463470. Independent lab testing is available online. For cleaning, parts can be washed with water or steam, boiled water, or microwave-steam bags. Packaging is retail sealed by Maymom.

Why Maymom?

Choosing Maymom offers a practical, broadly compatible replacement option that supports your existing pump setup without relying on original-brand replacements. The kit’s inclusion of multiple caps, diaphragms, and duckbill valves gives you flexibility to maintain your pumping routine with confidence.

Usage tips

• Ensure the correct cap and diaphragm pairing for your model and flange size.
• Rinse and steam-clean or boil according to your chosen cleaning method; allow to dry completely before reuse.