Source 2KV EM520 Diode with automotive qualified 2000v 1AMP on m.alibaba.com
100pcs Direct insertion fast recovery rectifier diode BY2000 3A/2000V 2KV | eBay
10 x EM518 Diode de redressement 2000V 1A DO-41 6 SEMIKRON IC0287 : RADIOELEC : Electronics Components and Modules, specially for Audiophiles and Radio-Ham