QM300HA-HB Mitsubishi - Power Transistor Module

QM300HA-HB Description

QM300HA-HB is a 300 A Darlington transistor module made by Mitsubishi Electric. It was a workhorse in drives and power supplies before IGBTs took over, and it is still needed to repair that equipment.

Request a quote for the QM300HA-HB and our team will get back to you with price, quantity available and lead time. We ship worldwide. As with any power device, please check the manufacturer's datasheet to confirm it matches your design.

Summary of Features

Target Applications

Mitsubishi QM300HA-HB is used for motor drives and inverters, servo amplifiers, UPS systems, welding machines and other industrial power switching equipment.

Key Specifications

QM300HA-HB is a 300 A power transistor (bipolar Darlington) module. Source: manufacturer datasheet.

Parameter	Value
Product type	Power transistor (bipolar Darlington) module
Collector current (IC)	300 A
Datasheet	Available on this page (PDF)

Technical document (PDF)  |  Request a quote for QM300HA-HB (reply within 24 hours)