---
product_id: 645114795
title: "eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts"
brand: "eufy security"
price: "NT$1409"
currency: TWD
in_stock: true
reviews_count: 13
category: "Eufy Security"
url: https://www.desertcart.tw/products/645114795-eufy-original-duckbill-valves-4-pack-for-wearable-breast-pump
store_origin: TW
region: Taiwan
---

# 3-month lifespan Food-grade silicone Leak-proof design eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts

**Brand:** eufy security
**Price:** NT$1409
**Availability:** ✅ In Stock

## Summary

> 🍼 Pump with confidence, leak-proof your flow!

## Quick Answers

- **What is this?** eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts by eufy security
- **How much does it cost?** NT$1409 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/645114795-eufy-original-duckbill-valves-4-pack-for-wearable-breast-pump)

## Best For

- eufy security enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Durability:** Backed by a 90-day warranty and crafted for reliable performance that keeps up with your busy lifestyle.
- • **Comfort-First Design:** Soft, BPA-free silicone ensures gentle, irritation-free use during every session.
- • **Seamless Compatibility:** Perfectly fits eufy E10/E20/S1/S1 Pro pumps for effortless replacement.
- • **Hassle-Free Maintenance:** Easy to install and replace every 1-2 months to maintain peak suction and hygiene.
- • **Ultimate Leak Protection:** Duckbill valves engineered to prevent leaks and keep your pumping experience mess-free.

## Overview

The eufy Original Duckbill Valves (4-Pack) are premium replacement parts designed for eufy wearable breast pumps (E10, E20, S1, S1 Pro). Made from food-grade, BPA-free silicone, these leak-proof valves ensure a hygienic, comfortable pumping experience. Easy to install and recommended for replacement every 1-2 months, they maintain optimal suction and durability, backed by a 90-day warranty.

## Description

desertcart.com : eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts : Baby

Review: Great product - Super pleased with my purchase. I bought these to replace the original ones that came with my pump. I like these even more & they feel more durable. Would definitely recommend the overall Eufy pump. I have the S1.
Review: Good replacement - Work just like the original ones

## Features

- Compatibility: Compatible with eufy Breast Pump E10 / E20 / S1 / S1 Pro.
- Easy to Install and Use: Enjoy hassle-free, simple setup and operation.
- Sizing Guide: Refer to our sizing guide to select the right size for optimal comfort. Nipple size may change during different breastfeeding stages, requiring different sizes of inserts. We recommend replacing flange inserts every 1 to 2 months.
- Customized Comfort: Find the perfect fit for your unique needs and experience comfortable, smooth breast pumping with our silicone flange inserts.
- Safe Material: These flange inserts are made from food-grade soft silicone.
- Guaranteed Reliability: eufy breast pump accessories are covered by a 90-day limited manufacturer's warranty.
- Lifespan: Typically lasts 3 months. Replace if suction and performance decrease with use, or based on your usage.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D72VC38X |
| Additional Features | Wearable |
| Brand | eufy Security |
| Brand Name | eufy Security |
| Color | Brown |
| Customer Reviews | 4.7 out of 5 stars 196 Reviews |
| Included Components | eufy Original Duckbill Valves (4-Pack) |
| Is the item dishwasher safe? | No |
| Item Dimensions L x W x H | 0.78"L x 0.39"W x 1.02"H |
| Manufacturer | eufy |
| Manufacturer Part Number | T8D02181-88 |
| Material | Silicone |
| Material Type | Silicone |
| Material Type Free | BPA Free, Bisphenol-S (BPS) Free |
| Model Name | Duckbill Valvue*4 |
| Model Number | T8D02-88 |
| Number of Items | 1 |
| Product Style | Duckbill Valvue*4 |
| Size | Duckbill Valvue*4 |
| Special Feature | Wearable |
| UPC | 194644055837 |
| Unit Count | 2 Count |

## Product Details

- **Brand:** eufy Security
- **Included Components:** eufy Original Duckbill Valves (4-Pack)
- **Material:** Silicone
- **Material Type Free:** BPA Free, Bisphenol-S (BPS) Free
- **Special Feature:** Wearable

## Images

![eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts - Image 1](https://m.media-amazon.com/images/I/41TapomYZtL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by S***X on March 10, 2026*

Super pleased with my purchase. I bought these to replace the original ones that came with my pump. I like these even more & they feel more durable. Would definitely recommend the overall Eufy pump. I have the S1.

### ⭐⭐⭐⭐⭐ Good replacement
*by C***R on March 9, 2026*

Work just like the original ones

### ⭐⭐⭐⭐⭐ Perfect replacement
*by E***R on October 23, 2025*

I've ran into a lot of replacement parts that don't quite fit, but these work perfectly with my S1. I replaceme them every month and continue to have great output.

## Frequently Bought Together

- eufy Original Duckbill Valves (4-Pack) for Wearable Breast Pump E10/E20/S1/S1 Pro, Leak-Proof and Dust-Proof Breast Pump Replacement Parts
- 4Pcs Replacement Diaphragm for eufy Wearable Breast Pump E10/S1/S1 Pro - Soft Silicone, Easy to Clean & Install

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**Shop now:** [https://www.desertcart.tw/products/645114795-eufy-original-duckbill-valves-4-pack-for-wearable-breast-pump](https://www.desertcart.tw/products/645114795-eufy-original-duckbill-valves-4-pack-for-wearable-breast-pump)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-22*