Zener Diodes Kit, 1W Axial Leads Through Hole Power Diode Assorted Assortment Box Kit Set (3.3V/3.6V/3.9V/4.3V/4.7V/5.1V/5.6V/6.2V/6.8V/7.5V), Range 1N4728~1N4737,Pack of 200, By Ltvystore: Amazon.com: Industrial & Scientific
Diotec Zener diode ZPD4.7 Enclosure type (semiconductors) DO 35 Zener voltage 4.7 V Power (max) P(TOT) 506 mW | Conrad.com