Luxemum Spectra S1/S2 Replacement Parts – 17mm Full Set (Not Original) for Pumps
Reviews
Product description
What it is
These are Luxemum replacement parts designed for Spectra S1 and S2 breast pumps. They’re not original Spectra accessories, but they’re built to mirror the function of the original kit with a focus on compatibility and value. The full set includes two flanges, two backflow protectors, two duckbill valves, two bottles and two tubing sets, and is available in a range of flange sizes, including 17mm for medium needs.
Who it’s for
If you use a Spectra S1/S2 and want a cost-conscious option to refresh routine parts, this complete replacement set can be convenient. It’s appropriate for daily use as a back-up kit or for households with more than one breast pump setup, provided you’re comfortable with non-original accessories. It may suit you if you value widely available sizes and straightforward sterilisation.

How it performs on paper
On the surface, these parts are marketed to deliver similar suction and reliability as the original Spectra components. They’re made from 100% food-grade silicone and are BPA-free, which should reassure on safety basics. They’re designed to be sterilised by steam or boiling water, and Luxemum notes that parts should be cooled after sterilisation to extend lifespan as silicone elasticity can be affected by heat.
What’s included and sizing


The kit comprises two of each component: flanges, backflow protectors, duckbill valves, bottles, and tubing sets. Sizes offered include 13mm, 15mm, 17mm, 19mm, 21mm, 24mm, 26mm, 28mm, 30mm and 32mm. Choosing the right flange size is key for comfort and pumping efficiency, the 17mm size is described as a middle-ground option for many users, but comfort depends on individual anatomy.

Pros
- Complete replacement set in one package, reducing the need to mix parts from different packs.
- 100% food-grade silicone and BPA-free materials, which aligns with basic safety expectations.
- Compatibility with Spectra S1, S2 and Spectra 9 Plus pumps expands utility if you own more than one model.
- Multiple sizes available, increasing chances of finding a comfortable fit.
Cons and limitations
- These are not original Spectra parts, so performance and after-sales support may differ from original components.
- Effectiveness depends on correct flange sizing, using an ill-fitting flange can reduce pumping efficiency and comfort.
- Heat exposure guidance suggests cooling before assembly, mismanaging heat could affect elasticity over time.
- The listing notes service results but does not provide independent testing data or warranties beyond standard customer service support.

Why it might be right for you
If you prioritise value and want a full set ready to refresh a Spectra pump, this kit offers convenience and ease of ordering from a single source. It’s especially sensible if you’re stocking for a family and foresee a few replacements over time, rather than chasing individual parts.


When it may not be the best option
If you rely on original Spectra components for warranty considerations or you require guaranteed identical performance, you may prefer genuine parts. Also, if your experience with non-original parts in the past was less than ideal, tread carefully and verify sizing and fit before heavy use.

Before you buy
- Confirm your flange size needs, the 17mm option is a common middle ground but comfort is personal.
- Check that you’re buying a full set or only the missing pieces you actually need.
- Follow Luxemum’s care guidance: disinfect before first use by boiling, and avoid abrasive cleaning tools.
- Ensure you understand the compatibility with your Spectra model and that you won’t miss any specific part (for example, tubing or valves that may wear at different rates).
Practical use note
Imagine swapping to this full set after a period of heavy use—new flanges can improve comfort and flow, while refreshed valves and backflow protectors may help maintain suction efficiency. It’s a practical move when you want predictable performance without juggling multiple sellers or part numbers.

How this compares to other approaches


For those who either don’t want to pay top-tier prices for original parts or who value one-stop convenience, a complete replacement kit like this offers a sensible middle ground. If your daily pumping relies on consistent, comfortable fit, you’ll want to verify that the chosen flange size matches your anatomy and pumping style. In some cases, buyers opt for original components to align with warranty terms or to avoid any potential compatibility questions.
Is it worth it?
It’s worth considering if you value completeness, cost efficiency, and straightforward compatibility with Spectra S1/S2, and you’re comfortable with non-original parts. It may not be the best choice if you prioritise guaranteed original performance or if you’ve had subpar results with non-original seals in the past.

FAQ
- Are these parts guaranteed to fit Spectra S1/S2 exactly? Fittings are designed for compatibility, but exact fit can vary by model and the specific part, check flange size and seal integrity before use.
- How do I sterilise them? They can be sterilised by steam or boiling water, allow to cool before assembly.
- What if a part arrives wrong? Contact Luxemum customer service for a replacement.
Final thought
If you’re looking for a practical, affordable refresh for your Spectra S1/S2 with a full set of components, this Luxemum option provides a complete package and a variety of sizes to help you locate a better fit. It’s not a flawless substitute for every scenario, but it can offer solid value for daily use when matched carefully to personal fit and routine.
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