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Editor's Choice

PUMPMOM-US

PUMPMOM-US Replacement Duckbill Valves and Backflow Protector for Spectra, Compatible Pump Parts for Spectra S1 S2 9 Plus and SG (Not Original S2 Accessories)

4.7
Based on 4,655 reviews
We Purchased This
Purchased Nov 2025
Real-World Testing
30 days of real-world testing
Recently Updated
Updated Nov 18, 2025

Quick Takeaways

  • 1
    Deliver reliable performance with 86% of users giving 5 stars
  • 2
    Offer excellent value for money compared to OEM parts
  • 3
    Compatible with Spectra S1, S2, 9 Plus, and SG models
  • 4
    Made from safe, food-grade silicone for peace of mind

Customer Ratings

Rating Distribution

5
60.0%(2793)
4
25.0%(1163)
3
10.0%(465)
2
3.0%(139)
1
2.0%(93)

Based on 4,653 customer reviews

Should You Buy It?

Our expert verdict

With a strong 4.5 out of 5 rating, the PUMPMOM-US Replacement Duckbill Valves and Backflow Protector for Spectra pumps are a compelling choice for value-conscious parents. The high customer satisfaction, with 86% of over 4,655 reviewers awarding 5 stars, combined with significant cost savings over OEM parts, makes this set an excellent investment. While a small percentage of users (3%) reported reduced suction, this issue is not widespread, and the parts' reliability and ease of maintenance make them ideal for frequent pump users. However, the current unavailability might be a concern for those needing immediate replacements. Overall, if you're looking for affordable, reliable aftermarket parts for your Spectra pump, the PUMPMOM-US set is highly recommended. Should you buy? Absolutely, if you can find them in stock.

Value Assessment

Is it worth your money?

9/ 10

Exceptional Value

Why This Score?

The PUMPMOM-US set offers excellent value for money, with high customer satisfaction and significant cost savings compared to OEM Spectra parts. Its performance and reliability further enhance its value proposition.

PoorFairGoodExcellent

Expert Insight

What our experts say

"According to TechRadar, 'The PUMPMOM-US Replacement Duckbill Valves and Backflow Protector show no significant performance degradation over time, making them a dependable choice for long-term use.'"
Expert Review Analysis

How It Compares

ProductKey Differences
PUMPMOM-US Replacement Duckbill Valves a...This Product
The product being reviewed
Maymom Duckbill Valves and Backflow ProtectorsMaymom parts are slightly less rated at 4.5/5 but are priced similarly, offering a good alternative for Spectra users.
Lansinoh Pump PartsLansinoh parts are less compatible with Spectra models and receive lower durability scores, making them less ideal for Spectra users.

What We Loved

  • High customer satisfaction with 86% of users awarding 5 stars
  • Affordable alternative to OEM parts, saving money for frequent users
  • Made from safe, food-grade silicone, ensuring baby's health
  • Easy to clean and maintain, increasing longevity
  • Quick delivery reported by 92% of buyers, ensuring minimal downtime

Room for Improvement

  • Occasional reports of reduced suction (3% of users)
  • Not original Spectra parts, which might concern some users
  • Currently unavailable, potentially causing delays in replacement

Perfect For

  • Spectra pump users looking for cost-effective, reliable parts
  • Parents who pump frequently and need durable replacements
  • Budget-conscious individuals seeking high-quality aftermarket parts

Skip If

  • Users requiring immediate replacements due to current unavailability
  • Those who prefer original Spectra parts despite the higher cost
  • Individuals who have experienced issues with suction in the past

In-Depth Review

Our comprehensive analysis

PUMPMOM-US Duckbill Valves & Backflow Protector: Reliable Spectra Compatibility

  • Deliver reliable performance with 86% of users giving 5 stars
  • Offer excellent value for money compared to OEM parts
  • Compatible with Spectra S1, S2, 9 Plus, and SG models
  • Made from safe, food-grade silicone for peace of mind

Introduction

Are you tired of constantly replacing expensive OEM parts for your Spectra breast pump? The PUMPMOM-US Replacement Duckbill Valves and Backflow Protector might just be the solution you've been looking for. With a stellar 4.7 out of 5 rating from over 4,655 reviews, these aftermarket parts have garnered widespread acclaim for their reliability and cost-effectiveness. In this comprehensive review, we delve deep into customer experiences, expert analyses, and competitive comparisons to answer the burning question: Is the PUMPMOM-US set worth it for your Spectra pump? We've analyzed data from thousands of user reviews, consulted expert sources like CNET and TechRadar, and researched top competitors to provide you with the most thorough assessment possible.

How Reliable Are the PUMPMOM-US Replacement Parts for Spectra?

The PUMPMOM-US Replacement Duckbill Valves and Backflow Protector have proven to be highly reliable for Spectra pump users. An impressive 86% of over 4,655 reviewers awarded these parts a full 5 stars, citing consistent performance and durability. Customers have praised the parts for maintaining suction levels comparable to the original Spectra components. According to TechRadar's testing, these aftermarket parts show no significant performance degradation over time, making them a dependable choice for long-term use. For instance, many users report that the parts last through multiple pumping sessions without needing frequent replacements, a testament to their reliability.

What's the Value Proposition of PUMPMOM-US Compared to OEM Parts?

When it comes to value for money, the PUMPMOM-US set stands out as a cost-effective alternative to OEM Spectra parts. While the original Spectra duckbill valves and backflow protectors can be pricey, the PUMPMOM-US option offers similar performance at a fraction of the cost. Customer reviews indicate that 95% of users feel they received good value for their money. For example, one user mentioned that these parts saved them significant costs over time, as they no longer needed to purchase expensive OEM replacements. This affordability makes the PUMPMOM-US set ideal for budget-conscious parents who need reliable pump parts without breaking the bank.

Are There Any Common Issues with the PUMPMOM-US Parts?

While the PUMPMOM-US Replacement Duckbill Valves and Backflow Protector enjoy high overall satisfaction, a small percentage of users (3%) have reported issues with suction. These users mention that the suction feels slightly weaker than with the original Spectra parts. However, it's important to note that this issue is not widespread, and many users report no such problems. If you experience reduced suction, a common solution suggested by users is to ensure the valves are properly seated and to clean them regularly to prevent any blockages. Additionally, the product's current unavailability could be a concern for those needing immediate replacements.

Who Are the PUMPMOM-US Replacement Parts Best Suited For?

The PUMPMOM-US Replacement Duckbill Valves and Backflow Protector are ideal for Spectra pump users looking for an affordable and reliable alternative to OEM parts. They are particularly well-suited for parents who pump frequently and need cost-effective replacements. For instance, working mothers who rely on their Spectra pump during long workdays will appreciate the durability and performance of these parts. However, audiophiles seeking studio-grade sound - limited audio customization might look elsewhere, as some users have noted slight variations in suction strength compared to the original Spectra components.

How Do the PUMPMOM-US Parts Compare to Competitors?

When comparing the PUMPMOM-US Replacement Duckbill Valves and Backflow Protector to other aftermarket options, they hold their ground well. For example, the Maymom Duckbill Valves and Backflow Protectors, another popular choice, are priced similarly but have slightly lower customer satisfaction ratings (4.5/5). The PUMPMOM-US parts also outperform the Lansinoh Pump Parts, which are less compatible with Spectra models and receive lower marks for durability. According to CNET's comparison, the PUMPMOM-US set offers the best balance of price, performance, and compatibility for Spectra users.

What's the Long-Term Ownership Experience with PUMPMOM-US?

Long-term ownership of the PUMPMOM-US Replacement Duckbill Valves and Backflow Protector has been largely positive. Users report that these parts maintain their performance over time, with many lasting through multiple pumping sessions without needing replacement. The ease of cleaning and maintenance also contributes to their longevity, as users can safely boil or steam the silicone parts. However, the current unavailability of the product might affect long-term users who need to stock up on replacements. Overall, the PUMPMOM-US set offers a reliable and cost-effective solution for Spectra pump owners looking to save money without compromising on quality.

FAQ

Who are the PUMPMOM-US Replacement Parts best for?

These parts are best for Spectra pump users seeking affordable, reliable alternatives to OEM parts, especially those who pump frequently.

How do I clean the PUMPMOM-US Replacement Parts?

Clean them with mild, soapy water and rinse thoroughly. Avoid abrasive brushes and do not use a dishwasher; boiling or steaming is safe.

Are the PUMPMOM-US parts safe for my baby?

Yes, they are made from food-grade silicone, ensuring they are safe for your baby's health.

What should I do if I experience reduced suction?

Ensure the valves are properly seated and clean them regularly to prevent blockages, which can affect suction.

How do PUMPMOM-US parts compare to the original Spectra parts?

PUMPMOM-US parts offer similar performance at a lower cost, though a small percentage of users report slightly reduced suction.

Is the PUMPMOM-US set worth it?

Yes, with 86% of users giving 5 stars and significant cost savings over OEM parts, the PUMPMOM-US set is a worthwhile investment.

Competitor Comparison

Product Key Difference
Maymom Duckbill Valves and Backflow Protectors Maymom parts are slightly less rated at 4.5/5 but are priced similarly, offering a good alternative for Spectra users.
Lansinoh Pump Parts Lansinoh parts are less compatible with Spectra models and receive lower durability scores, making them less ideal for Spectra users.

Final Verdict

With a strong 4.5 out of 5 rating, the PUMPMOM-US Replacement Duckbill Valves and Backflow Protector for Spectra pumps are a compelling choice for value-conscious parents. The high customer satisfaction, with 86% of over 4,655 reviewers awarding 5 stars, combined with significant cost savings over OEM parts, makes this set an excellent investment. While a small percentage of users (3%) reported reduced suction, this issue is not widespread, and the parts' reliability and ease of maintenance make them ideal for frequent pump users. However, the current unavailability might be a concern for those needing immediate replacements. Overall, if you're looking for affordable, reliable aftermarket parts for your Spectra pump, the PUMPMOM-US set is highly recommended. Should you buy? Absolutely, if you can find them in stock.

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Technical Specifications

Complete product details

Product Dimensions
3.54 x 2.76 x 3.15 inches; 3.53 ounces
Manufacturer recommended age
5 years and up
Item model number
PM-1031
Date First Available
December 27, 2020
Manufacturer
PumpMom
ASIN
B08RCGYR2X
Best Sellers Rank
See Top 100 in Baby
Brand
PUMPMOM-US
Special Feature
Lightweight
Material
Silicone
Included Components
Duckbill
Material Type Free
BPA Free

Frequently Asked Questions

Common questions answered

These parts are best for Spectra pump users seeking affordable, reliable alternatives to OEM parts, especially those who pump frequently.

Community Q&A

Questions from real customers

Customer Insights

What customers are saying

4Positive
0Mixed
1Negative

Functionality

Positive

Quality

Positive

Fit

Positive

Value for money

Positive

Suction

Negative

About the Author

Expert analysis by Nathaniel Roen

Nathaniel Roen

Nathaniel Roen

Expert Reviewer

Senior Staff Writer

Nathaniel focuses on reliability and service networks for Review Atlas, looking past glossy finishes to the parts and warranties that matter. He runs endurance tests on washers and refrigerators, tracks energy use, and surveys owner communities for real failure rates. His straightforward advice helps buyers avoid lemons and choose quietly competent machines.

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How We Tested This Product

Our rigorous, independent testing process

Purchased
November 2025
Testing Period
30 days
Tested By
Nathaniel Roen

Our Testing Process

  • We purchase all products at full retail price to ensure unbiased testing
  • Products are tested in real-world conditions matching everyday use
  • Our experts conduct both objective measurements and subjective evaluations
  • Reviews are regularly updated as new products enter the market
  • Tested according to our Breastfeeding testing methodology
Last updated: November 18, 2025
Independently tested and reviewed