Chimicron is an independent distributor of electronic components. We have reliable sources of electronic components, only sell new & original products and offer 1 year warranty for our products. Buy the QPI-21LZ Vicor at chimicron.com. We have 103 pieces of QPI-21LZ in stock available now. Submit an inquiry for QPI-21LZ or send an email to [email protected], we will contact you in 24 hours.