50PCS TO-220 MOSFET Power Transistor Kit – IRF Series Assortment

$52.07 $64.54

50-Piece TO-220 IRF Series MOSFET Power Transistor Assortment Kit

Build, prototype, and repair with confidence using this comprehensive 50-piece TO-220 MOSFET power transistor kit. Featuring a wide selection of IRF-series N-channel MOSFETs in the popular TO-220 package, this kit is an essential addition to any electronics workbench, classroom, or hobbyist lab. Whether you're designing motor drivers, power supplies, inverters, or switching circuits, you'll have the right component on hand.

Made in Mainland China.

What's Included

This assortment includes multiple units across the most widely used IRF-series MOSFET models, all in the standard TO-220 through-hole package:

IRFZ44N – 49A, 55V, low gate threshold for logic-level applications
IRF510N – 5.6A, 100V, compact power switching
IRF520N – 9.2A, 100V, general-purpose switching
IRF530N – 17A, 100V, mid-range power control
IRF540N – 33A, 100V, high-current switching
IRF640N – 18A, 200V, versatile power stage transistor
IRF740 – 10A, 400V, high-voltage switching
IRF840 – 8A, 500V, high-voltage power control
IRF3205 – 110A, 55V, ultra-low on-resistance for high-current designs
…and additional IRF-series models included in the kit

Key Features

Variety in one kit: Covers a broad voltage and current range — ideal for prototyping without multiple orders
Standard TO-220 package: Universal footprint compatible with breadboards, perfboards, and PCB layouts
N-Channel MOSFETs: Fast switching speed and low on-resistance for efficient power management
All-new components: Every transistor is brand new and tested to spec
No high-concern chemicals: Safe to handle in workshop and educational environments
Compact storage-friendly quantity: 50 pieces across multiple models — great value for makers, students, and engineers

Common Applications

PWM motor speed controllers
DC-DC converters and switching power supplies
H-bridge and full-bridge inverter circuits
Arduino, Raspberry Pi, and microcontroller-driven loads
LED drivers and lighting control circuits
Electronic load testers and lab experiments

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Frequently Asked Questions

Q: What MOSFET models are included in this 50PCS TO-220 IRF series kit?

A: The kit includes a variety of popular N-channel MOSFET models in the TO-220 package, such as IRFZ44N, IRF510N, IRF520N, IRF530N, IRF540N, IRF640N, IRF740, IRF840, and IRF3205, among others. The assortment is designed to cover a wide range of voltage and current ratings for diverse electronic applications.

Q: Are these MOSFETs compatible with Arduino or other microcontrollers?

A: Yes — several models in this kit, particularly the IRFZ44N and IRF3205, feature low gate threshold voltages that make them compatible with 5V logic signals from Arduino, ESP32, and similar microcontroller platforms, making them ideal for switching motors, relays, and other loads.

Q: What package type do these transistors use?

A: All transistors in this kit use the standard TO-220 through-hole package, which is universally compatible with breadboards, perfboards, and most PCB designs. The TO-220 package also allows for easy heatsink attachment when driving higher currents.