SilentFlow S1 Smart Wearable Breast Pump

Experience effortless, hands-free pumping with the SilentFlow S1. Designed for busy moms, this ultra-quiet wearable breast pump fits comfortably inside your bra, allowing you to pump discreetly at home, at work, or on the go.

Designed for Comfort & Convenience

The SilentFlow S1 features soft food-grade silicone and an ergonomic design that provides a secure, comfortable fit. With included 19 mm and 24 mm flange inserts, it accommodates a variety of nipple sizes for a more personalized pumping experience.

Powerful Yet Gentle Performance

Choose from 4 pumping modes and 36 adjustable suction levels to find the setting that feels best for you. The pump mimics your baby’s natural nursing rhythm to encourage efficient and comfortable milk expression.

Quiet & Portable

Operating at just 35–40 dB, the SilentFlow S1 is whisper-quiet, making it ideal for pumping day or night without disturbing your baby. Its lightweight, rechargeable design and included storage case make it easy to take anywhere.

Safe for You and Your Baby

Made from BPA-free polypropylene (PP) and food-grade silicone, all milk-contact parts are safe, durable, and easy to clean. The closed system design helps keep milk isolated from outside air for added hygiene.

Key Features

• Hands-free wearable design
• 4 pumping modes
• 36 adjustable suction levels
• Ultra-quiet operation (35–40 dB)
• BPA-free and food-grade materials
• Closed anti-backflow system
• USB-C rechargeable
• Includes 19 mm and 24 mm flange inserts
• Leak-resistant design
• Compact and travel-friendly

What’s Included

• 2 Wearable Electric Breast Pumps
• 4 Flange Inserts (19 mm and 24 mm)
• 1 Portable Storage Case
• 2 USB Type-C Charging Cables
• 1 Nipple Measurement Card
• 1 Product Manual
• 4 Duckbill Valves
• 4 Silicone Plugs
• 1 Product Box

Helpful Tips

• Press and hold the power button for 5–10 seconds to turn on.
• The pump will not power on while connected to the charger.
• Fully charge the pumps before first use.
• Ensure all components are assembled tightly to maintain proper suction.

Specifications

• Product Name: SilentFlow S1 Smart Wearable Breast Pump
• Model Number: EB50D
• Pump Type: Double Wearable Electric Breast Pump
• Pumping Modes: 4 Modes
• Suction Levels: 36 Adjustable Levels
• Maximum Suction: 39 ± 3 kPa
• Battery Capacity: 1600 mAh Rechargeable Battery
• Charging Method: USB Type-C
• Power Source: Rechargeable Battery
• Noise Level: 35–40 dB
• Material: BPA-Free PPSU and Food-Grade Silicone
• Flange Sizes Included: 19 mm and 24 mm
• Closed System: Anti-Backflow Design
• Display: LED Digital Screen
• Quantity: 2 Pumps (Double Pump Set)
• Storage Case Included: Yes
• Charging Cables Included: 2 USB Type-C Cables
• Nipple Measurement Card Included: Yes
• Color Options: Pink, Blue, and Gray
• Chemical Safety: No High-Concern Chemicals
• Intended Use: Maternity and Breastfeeding Moms