The E3Z-FDP18 2M from Omron Automation and Safety is an industrial diffuse infrared photoelectric sensor with PNP output, 1 m sensing range and a 2 m cable.
The FDP18N20F from Fairchild Semiconductor is an N-channel power MOSFET rated 200 V and 18 A (Tc), with 100 W (Tc) power dissipation, in a through-hole TO-220-3 package.