eufy Wearable Breast Pump Replacement Parts & Subscription

Keep Your Pump
Performing Like New

Your breast pump works hard.
Keep it running efficiently with the original eufy replacement parts.

When Parts Wear Down,
Your Pump Slows Down

Fresh accessories keep every session efficient and comfortable.

Suction You Can Feel

Over time, the accessories stretch and lose their snap, reducing suction by up to 50%.

Hygiene You Can Trust

Microscopic wear creates spaces for bacteria to grow.

Time You Are Reclaiming

A worn seal means longer pumping for the same output.

Stay Ahead of the Wear

Know exactly when to replace these essential parts to maintain peak performance.

Every 2 - 3 Months:

Duck Valve

Diaphragm

Flange

Spout Cap

Insert

Every 3 - 6 Months:

Milk Container

Dust Cover

As Needed

Charging Case

Cleaning Brush

Magnetic Charging Cable

Essential Replacements

Original eufy parts designed for the perfect fit and support lasting performance.

eufy Breast Pump S2 / S2 Pro Milk Container (5 oz, 2-Pack)

eufy Milk Container (2-Pack, 5 oz) for Breast Pump S2 / S2 Pro

Perfect Compatibility: Exclusively designed to be fully compatible with eufy Wearable Breast Pump S2 and S2 Pro. Baby-Safe Materials: Crafted from premium, food-grade, and BPA-free materials to protec

$45.99

eufy Breast Pump S2 / S2 Pro Double-Sealed Flange (24 mm)

eufy Double-Sealed Flange (24 mm) for Breast Pump S2 / S2 Pro

Perfect Compatibility: Exclusively designed to be fully compatible with eufy Wearable Breast Pump S2 and S2 Pro. Double-Sealed Design: Features an innovative double-sealed flange that ensures a secure

$29.99

eufy Breast Pump S2 / S2 Pro Diaphragm (2-Pack)

eufy Diaphragm (2-Pack) for Breast Pump S2 / S2 Pro

Perfect Compatibility: Exclusively designed to be fully compatible with eufy Wearable Breast Pump S2 and S2 Pro. Max Suction and Anti-Backflow: A fresh diaphragm not only delivers consistent suction f

$29.99

eufy Breast Pump S2 / S2 Pro Duckbill Valves (4-Pack)

eufy Duckbill Valves (4-Pack) for Breast Pump S2 / S2 Pro

Perfect Compatibility: Exclusively designed to be fully compatible with eufy Wearable Breast Pump S2 and S2 Pro. Secure Anti-Backflow Design: Prevents milk from backing up and ensures strong suction.

$19.99

Set It and Forget It

Fresh parts delivered right to your door before you even need them.

Beat the wear with timely deliveries.

HSA / FSA eligible on qualifying items.

Fast, free shipping.

Cancel or pause anytime.

Delivery Every 3 Months15% OFF

Accessories:

Flange ×2
Duckbill Valve ×4
Milk Container ×2
Diaphragm ×2

Choose Your Flange Size:

24 mm27 mm

Subscription Service for Accessories:

15% Off on 3-Month Auto-DeliveryOne-Time Purchase at$129.99

$110.49

Frequently Asked Questions

Your answers to questions about replacement parts and HSA / FSA eligibility.

Yes. Certain eufy replacement parts may qualify as medical expenses. You may be able to use HSA or FSA funds for eligible items—check with your plan administrator for coverage details.

In many cases, yes. Select the HSA / FSA payment option at checkout (availability may vary by plan / card).

Subscriptions auto-renew, but you can skip or cancel anytime. Here is our subscription policy.