The Mitsubishi QM30TB-2H is a 30A, 600V IGBT power module engineered for efficient, high-frequency switching in industrial power conversion systems. Built to Mitsubishi's established module standards, the QM30TB-2H integrates IGBT switching elements with freewheeling diodes in a configuration optimized for inverter duty. Its robust construction and well-characterized switching parameters make it a dependable choice for designers and maintenance engineers replacing aging power stages or building new drives where consistent gate characteristics and thermal performance are critical.

The QM30TB-2H sees wide deployment across variable frequency drives (VFDs), AC servo amplifiers, uninterruptible power supplies (UPS), induction heating equipment, and industrial welding inverters. Its 600V blocking voltage and 30A current rating address the majority of single-phase and three-phase low-to-medium power conversion needs in factory automation, HVAC drive systems, and precision motion control platforms. OEMs and field service teams frequently rely on this module for board-level repairs and drop-in replacements in legacy drive systems still running in production environments.

Quick Reference: QM30TB-2H

Key Features of the QM30TB-2H:

• 600V VCES rating provides appropriate voltage headroom for 230V/400V AC bus inverter topologies with standard derating margins
• 30A continuous collector current supports low-to-mid power drive stages without requiring parallel module configurations
• Integrated freewheeling diodes eliminate the need for external recovery diodes, simplifying PCB layout and reducing component count
• Low saturation voltage (VCE(sat)) characteristic reduces conduction losses and thermal stress during sustained inverter operation
• Industry-standard module footprint ensures mechanical and electrical compatibility with common Mitsubishi drive platforms and third-party inverter designs
• Isolated baseplate construction simplifies heatsink mounting and electrical isolation in multi-module power assemblies

With a current factory lead time of 34 weeks on new production orders, the QM30TB-2H presents a genuine sourcing challenge for maintenance teams managing unplanned downtime or procurement teams scheduling build orders. Extended lead times on Mitsubishi IGBT modules are common across the industry, particularly for established series that remain in active service across aging installed bases. Having a stocking distributor with verified new OEM inventory eliminates exposure to that lead time entirely and removes the quality risk associated with gray-market or reconditioned parts circulating in spot markets.

ATI Accurate Technology, based in Palmetto, FL, maintains ready stock of the QM30TB-2H as new OEM product with same-day shipping on orders received before 5PM EST. Whether you need a single replacement module or volume quantity for a scheduled maintenance program, ATI can support your requirements with competitive pricing. Contact our team directly at 239-734-7566 or sales@igbts.us for availability confirmation, volume pricing, and expedited order support.