Pump Valves - 4 Pack for Signature Pro and Smartpump

Name: Pump Valves - 4 Pack for Signature Pro and Smartpump
Brand: Lansinoh
SKU: 53400
Price: 5 USD
Availability: InStock
Rating: 4.6 (5 reviews)

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$5 ~~$10~~ In stock

Category: Replacement Parts

These breast pump valves attach to the flange body (for both Lansinoh® double electric breast pumps or manual breast pump) and works with the diaphragm to ensure proper suction.
Lansinoh valve replacements are compatible with Smartpumps, Signature Pro®, and Lansinoh® Manual Breast Pump
BPA free
Part sold individually

Customer Reviews (4.6 / 5 · 5 reviews)

Jason V. ★★★★★ Aug 30, 2026

The fit on these is spot-on with the flange body, and the suction has stayed rock solid through a week of constant pumping. The silicone feels durable enough that I won't be scrambling for replacements anytime soon.

Henry ★★★★★ Aug 29, 2026

My pump’s suction was getting weak and these valves restored it to that strong, reliable pull right away—the fit with the diaphragm is snug and they’re so easy to pop in and out for cleaning. I should’ve replaced them sooner.

Brian W. ★★★★★ Aug 28, 2026

Had a moment of panic when my pump lost suction mid-feed, but swapping in these valves with the diaphragm fixed it perfectly. They click into the flange body easily and hold a strong seal through multiple sessions. Just wish I'd ordered the 4-pack sooner.