---
product_id: 588798041
title: "GOTOCUT Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts"
brand: "gotocut"
price: "A$23"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/588798041-gotocut-duckbill-valve-silicone-diaphragm-compatible-with-mommed-s21-wearable
store_origin: AU
region: Australia
---

# 4-pack duckbill valves for reliable suction Easy-to-clean design for hygienic use BPA-free food-grade silicone for ultimate safety GOTOCUT Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts

**Brand:** gotocut
**Price:** A$23
**Availability:** ✅ In Stock

## Summary

> 🍼 Keep every drop flowing—because your baby deserves the best!

## Quick Answers

- **What is this?** GOTOCUT Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts by gotocut
- **How much does it cost?** A$23 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/588798041-gotocut-duckbill-valve-silicone-diaphragm-compatible-with-mommed-s21-wearable)

## Best For

- gotocut enthusiasts

## Why This Product

- Trusted gotocut brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Maintenance:** Quick and simple cleaning with warm soapy water keeps parts fresh and ready
- • **Complete Replacement Kit:** Includes 4 duckbill valves and 2 silicone diaphragms to keep your pump performing like new
- • **Optimal Performance Reminder:** Replace every 3 months or at first sign of reduced suction to maintain peak efficiency
- • **Precision Engineered Suction:** Exact match to MomMed S21 originals for powerful, smooth milk flow
- • **Safe for Baby, Peace of Mind for You:** Crafted from BPA-free, food-grade silicone ensuring pure, uncontaminated milk

## Overview

This 6-piece replacement set for the MomMed S21 wearable breast pump includes 4 duckbill valves and 2 silicone diaphragms made from BPA-free, food-grade silicone. Designed to perfectly replicate the original parts, it ensures strong suction and smooth milk flow. Easy to clean and recommended for replacement every 3 months, these parts maintain optimal pump performance and hygiene.

## Description

Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts

## Features

- Replace Parts for MomMed S21 Breast Pump: 4pack duckbill valve & 2pack silicone diaphragm S21 pump accessories, Compatiable with MomMed S21 double wearable breast pump
- Same Strong Suction As the Original: These S21 replacement parts match the original design for strong suction and smooth milk flow, ensuring a efficient pumping session that saves every drop milk
- Safe & BPA-free: Made of food-grade silicone material, you can feel completely at ease with your baby's milk
- Easy to Clean: wash S21 pump parts after each use with warm soapy water and rinse well
- How Often to Replace: If you pump often, replace parts every 3 months or when you notice reduced suction for better comfort and performance

## Product Details

- **Brand:** Gotocut
- **Special Feature:** Compatible with Mommed S21, Dishwasher Safe
- **Material:** Silicone
- **Included Components:** 2 Diaphragm, 4 Valve
- **Material Type Free:** BPA Free

## Images

![GOTOCUT Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts - Image 1](https://m.media-amazon.com/images/I/61QuncXLm6L.jpg)

## Frequently Bought Together

- GOTOCUT Pump Parts for Mommed S21 Duckbill Valve Silicone Diaphragm Compatible with Mommed S21 Wearable Breast Pump Replacement Parts
- Wearable Breast Pump Accessories Replacement Parts Flange 24mm Compatible with MOMMED S21 S18

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**Shop now:** [https://www.desertcart.com.au/products/588798041-gotocut-duckbill-valve-silicone-diaphragm-compatible-with-mommed-s21-wearable](https://www.desertcart.com.au/products/588798041-gotocut-duckbill-valve-silicone-diaphragm-compatible-with-mommed-s21-wearable)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-25*