• sonata
  • sonata-breast-pump-parts
  • sonata-breast-pump-with-phone-app

Medela Sonata™ Smart Breast Pump

Sonata®, Medela’s double-electric breast pump with 2-Phase Expression® Technology, is our smart breast pump designed with you and your baby in mind.



Features and Benefits

Created to enhance your breast milk feeding experience, Sonata delivers:

  • Hospital Performance: Inspired by Symphony, the #1 Hospital Grade Breast Pump, with powerful vacuum strength and responsive technology for a more consistent pumping experience
  • Rechargeable battery: Freedom to pump anywhere with 1.5 hours of battery life between charges
  • Closed System: Overflow protection at the kit prevents your breast milk from entering the tubing and motor
  • Less than 2.5 lbs: Lightweight for portable pumping and easy to transport with a built-in handle
  • Whisper quiet operation: Sonata is the Medela’s quietest personal-use breast pump to give you the privacy and discretion you deserve, whether pumping day or night
  • Easy to use: take the thinking out of pumping with clinically proven cycle and vacuum patterns
  • Easy to clean: Less parts for simple assembly and use, and less time spent washing and sanitizing
  • More milk, more comfort: Includes two sizes of PersonalFit Flex™ breast shields proven to remove 11.8% more milk faster and designed to reduce pressure on the breast to optimize milk flow
  • Illuminated touch screen display: Perfect for nighttime pumping and tracking your pumping session time
  • Peace of mind & confidence: Keep track of your pumping sessions with Bluetooth connectivity to the MyMedela app for real-time tracking of your pumping sessions

What’s Included

  • One Sonata breast pump with rechargeable lithium-ion battery
  • One breast pump bag
  • One double pumping kit – Includes two breast shield connectors, two connector caps, two valves, two silicone membranes and one set of tubing
  • One set of 21 mm and 24 mm PersonalFit Flex™ Breast Shields
  • Four 5 oz. bottles with lids
  • One cooler and cooling element
  • Two bottle stands
  • One power adaptor


  • Color bag: black
  • UL listed
  • Power input: 100-240V~/50-60Hz/400-200mA
  • Unit weight: 2.2 lbs. (breast pump only)/8.18 lbs. (retail package)
  • Unit size/package: 10.43″ x 16.375″ x 9.125″
  • Warranty: 1 year limited on motor/90 days on other parts. Please contact Medela Customer Service for warranty replacement.