Toshiba K040N65Z N-Channel Power MOSFET
Description This is another high-power electronic switch component (MOSFET), similar to the other Toshiba parts shown earlier — used to control and switch high voltage/current in power electronics ci…
Description
Description
This is another high-power electronic switch component (MOSFET), similar to the other Toshiba parts shown earlier — used to control and switch high voltage/current in power electronics circuits.
Key Details
- Brand: Toshiba (genuine)
- Part Number: K040N65Z
- Type: N-Channel Power MOSFET
- Package: TO-247 (3-pin, with metal mounting tab for heatsink)
- Voltage Rating: 650V (indicated by "65" in the part number)
- Current Rating: Around 40A (indicated by "040" in the part number)
- Use: Switching power supplies, inverters, welding machines, induction cooktops, motor drives, UPS systems
Why It's Useful
This MOSFET is built to handle high power efficiently while staying reliable and running cooler than older-style switches. It's a common replacement/upgrade part used by repair technicians for power boards in inverter ACs, induction stoves, welding inverters, and industrial power supplies.
Physical Features
✅ 3 metal legs (Gate, Drain, Source) for board or wire connection
✅ Metal tab with mounting hole for heatsink attachment (helps release heat)
✅ Genuine Toshiba branding and batch code printed on the body
Package Includes
- 1× Toshiba K040N65Z MOSFET
