QM30TX-H Mitsubishi - Power Transistor Module
QM30TX-H Description
The QM30TX-H from Mitsubishi Electric is a Darlington transistor module with a 600 V / 30 A rating. It was a workhorse in drives and power supplies before IGBTs took over, and it is still needed to repair that equipment.
Need the QM30TX-H? USComponent stocks and sources power modules for repair shops, OEMs and maintenance teams worldwide. Request a quote and we'll confirm availability and lead time. Always compare against the datasheet before ordering.
Summary of Features
QM30TX-H is a 30 A power transistor (bipolar Darlington) module.
Target Applications
Mitsubishi QM30TX-H is used for motor drives and inverters, servo amplifiers, UPS systems, welding machines and other industrial power switching equipment.
Key Specifications
QM30TX-H is a 30 A power transistor (bipolar Darlington) module. Source: manufacturer datasheet.
| Parameter | Value |
|---|---|
| Product type | Power transistor (bipolar Darlington) module |
| Collector current (IC) | 30 A |
| Datasheet | Available on this page (PDF) |
Technical document (PDF) | Request a quote for QM30TX-H (reply within 24 hours)

