Spectra S1 Breast Pump

Spectra S1 Breast Pump
This pump boasts powerful yet quiet and comfortable suction. With so many great features, the Spectra S1 is designed to meet the needs of moms wanting to feel confident they have an effective, powerful breast pump to support supply while incorporating features to make life a little easier.


The Spectra S1 Breast Pump boasts many great features, and like all Spectra pumps, is a closed system — backflow protection technology protects breast milk and baby from bacteria, mold and viruses while pumping.


  • Backflow Protection technology protects breast milk and baby from bacteria, mold and viruses while pumping
  • 2 Phase Cycling with Let-Down Button provides adjustable suction and cycling in let-down and expression mode
  • Customizable pump settings to mom’s own response to follow her flow and find her best settings every time
  • Can be used as a single or double electric pump
  • Pump is designed to be quiet while in use
  • All components that come in touch with milk are BPA-free
  • Powered by an AC Adaptor or rechargeable internal battery (both included)
  • LCD Display, timer and two-level lighting function
  • Maximum suction strength of 250mmHg
  • Set the pumping program to the speed and rhythm most effective for your body
  • The gentle 'massage mode' offers a short, shallow pump setting designed to stimulate mom's letdown reflex
  • Settings can be switched to expression mode for a deeper, slower pattern of suction which mimics baby's nursing rhythm
  • Adjustable suction settings in both letdown and expression modes


  • Double electric breast pump
  • Rechargeable internal battery
  • Timer and nightlight
  • Locking rings and discs
  • 2 - Backflow protectors
  • 2 - Standard 24 mm size flanges
  • 2 - Standard 28 mm size flanges
  • 2 - Milk collection bottles, caps and stands
  • 2 - Duck bill valves
  • 2 - Tubing
  • 2 - Bottle holders
  • AC adapter
  • Product manual

Additional Information

Manufacturer Spectra
Weight 4 pounds
Warranty 2 Years on Pump Motor
Dimensions 7.9" x 7.9" x 6.7"
AC Adaptor Yes
Bag Included No
Battery Power Yes
Pump Type Double Electric
System Type Closed System