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The Welch Allyn 420 Series is a portable spot-check vital sign monitor in the 420 product line. It displays patient data from internal parameters on a monochrome display and is controlled via button navigation. The unit is lightweight and battery-powered, making it suitable for bedside or transport use. The monitor accepts either Masimo or Nellcor pulse oximetry modules.
Service manuals, configuration guides, and spec sheets — captured from OEM and vendor sites, plus documents contributed by approved vendors.
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Components commonly used with the 420 Series. Click to view or add to your quote request.
Welch Allyn
Part
2 vendor offerings
Welch Allyn
Part
2 vendor offerings
Welch Allyn
Part
2 vendor offerings
Welch Allyn
Patient Monitor
2 vendor offerings
Welch Allyn
#6065
Part
2 vendor offerings
Welch Allyn
#00073
Part
1 vendor offering
Welch Allyn 420 Series
2 vendors·Request quote
