These units are Zener Diodes 9.1 Volts at 1 Watt, and were manufactured by Micro Commercial Inc. These units are 

NEW and are contained in an anti-static reel for their protection. Additionally, a link to Digi-Key with further 

specifications and schematics for these zener diodes will be provided below. If you want the best, most advanced 

microchips available today, we will have them! Also, if you have any inquiries or concerns regarding this product, 

please don't hesitate to ask!


Thank You for shopping with us Today!


https://www.digikey.com/products/en?keywords=SMAJ4739A-TPCT-ND