QM30TB-H Mitsubishi - Bipolar Transistor Module

QM30TB-H Description

The QM30TB-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.

We help engineers and repair technicians find parts like the QM30TB-H, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.

Target Applications

Mitsubishi QM30TB-H is used for motor drives and inverters, servo amplifiers, UPS systems, welding machines and other industrial power switching equipment.

Key Specifications