SolarEdge SE K Series Installation Manual page 15

14 Photovoltaic Rapid Shutdown System Requirements
(2) A rapid shutdown switch shall have a label located on or no more than 3 ft
from the switch that includes this wording. The label shall be reflective, with all
letters capitalized and having a minimum height of 3/8 in., in white on red
background.
Three Phase Inverters with Synergy Technology PN: SExxK-xxxxIxxxx