https://www.nxp.com/products/radio-frequency-rf/legacy-rf/legacy-rf-power/1800-w-cw-over-1-8-400-mhz-65-v-wideband-rf-power-ldmos-transistor:MRFX1K80N?tid=vanMFRX1K80N
MRFX1K80N|1800 W CW 1.8-400 MHz 65 V | NXP Semiconductors
MRFX1K80N 1800 W CW over 1.8-400 MHz, 65 V RF power transistor designed for use in high VSWR industrial, scientific and medical applications