4packs 19mm Full Breast Replacement Pump Parts for Spectra S1 S2

In this review of the 4packs 19mm Full Breast Replacement Pump Parts, the reviewer finds this kit most useful for parents who need a full set of replacement accessories to keep a double pump operational during regular breastfeeding. The single biggest reason to buy is convenience: the kit ships with four complete sets of flanges, valves, backflow protectors, tubing and 180ml bottles so users can replace worn parts quickly or keep spares for travel. The review focuses on fit, material safety and whether the nonoriginal parts deliver similar suction reliability to the pumps they claim to fit.

Key Features

• Complete 4-pack: Four full sets include flanges, duckbill valves, backflow protectors, tubes, bottles and caps so users can replace every worn part without mixing components.
• Wide pump compatibility: Designed to fit Spectra S1, Spectra S2, Spectra 9 Plus, Synergy Gold and other pumps so owners of multiple models can use the same spare parts.
• Food-grade silicone: Components are made from BPA-free silicone that can be sanitized with steam or boiling water for safe contact with breast milk.
• Upgraded flange design: Soft rim and longer tunnel aim to improve fit and create better suction sealing to reduce milk entry into tubing and spill risk.
• Large 180ml bottles: Bottles accept a screw ring and sealing disc so milk can be stored directly in the bottle with minimal transfer waste and easier transport.
• Extra caps for travel: One-piece caps are included to make storage and transporting expressed milk simpler when away from home.

Who It's For

This kit is best for parents who use a compatible double electric pump and want a full set of spare parts on hand, particularly households that pump frequently or travel and need extra bottles and caps. It suits users who prefer to replace several components at once instead of piecemeal replacements.

It is less appropriate for people seeking original manufacturer parts or those who require a single bespoke part rather than a full kit. Buyers who need a precise fit guaranteed by the pump maker should consider OEM parts instead of this aftermarket option.

Pros & Cons

Pros

• Comprehensive kit gives four complete sets, reducing downtime from lost or worn parts.
• Made from BPA-free food-grade silicone and designed to be sanitized, supporting safe milk handling.
• Longer tunnel and soft flange rim improve sealing and can reduce milk entering tubing when fitted correctly.

Cons

• These are not original manufacturer parts, so fit and feel may differ slightly from OEM accessories.

Specifications

Brand	IVARONAL
Pack contents	4x flanges, 4x duckbill valves, 4x backflow protectors, 4x tubes, 4x 180ml bottles, 4x screw rings and sealing discs, 4x one-piece caps
Flange size	19mm (includes 13mm flange option in kit)
Material	100% food-grade silicone, BPA free
Compatibility	Spectra S1, Spectra S2, Spectra 9 Plus, Synergy Gold, Motif Luna, Cimilre, Ameda MYA
Bottle capacity	180ml each

Our Verdict

The IVARONAL 4packs replacement kit offers strong value for parents who want a full set of spares that can be sanitized and used directly for storage, with improved flange sealing and complete bottle accessories. It is a practical, cost-effective alternative for users willing to accept aftermarket parts rather than OEM pieces, especially for households that pump often or need ready-to-go replacements.

Frequently Asked Questions

Are these parts compatible with my Spectra pump?
Yes, the kit is designed to fit Spectra S1, Spectra S2 and Spectra 9 Plus as well as several other major pump models, but these are aftermarket parts rather than originals.

Can I sterilize these parts?
Yes, components are made from food-grade silicone and can be sanitized with steam or boiling water.

Do the bottles seal for storage?
Each 180ml bottle includes a screw ring and sealing disc plus a one-piece cap so milk can be stored and transported without transferring to another container.