STMicroelectronics N-Channel 12.4A 400V 0.26ohm MOSFET Transistor STH18NB40FI

12.4A, 400V, 0.26ohm, N-CHANNEL, Si, POWER, MOSFET, TO-218, ISOWATT218, 3 PIN Product overview: STH18NB40FI from STMicroelectronics is a MOSFET Transistor for power switching, load control, motor drives, DC-DC converters, battery systems, and board-level power design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include N-Channel, 12.4A, 400V, 0.26ohm. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 12.4A, 400V, 0.26ohm, MOSFET Transistor, Single FETs, MOSFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 278-STH18NB40FI can be used for catalog matching and distributor lookup.