The Mitsubishi CM165YE4-12F is a 1200V IGBT module engineered for demanding power conversion applications where reliable switching performance and thermal stability are non-negotiable. Built to Mitsubishi's established YE-series standards, this module delivers the voltage blocking capability and current handling required in medium-to-high power industrial systems. Its robust construction makes it a preferred choice for engineers designing or maintaining inverter stages, motor drive platforms, and regenerative power supplies where component reliability directly impacts system uptime and operational efficiency.

The CM165YE4-12F sees widespread deployment across industrial variable frequency drives (VFDs), traction inverters, servo amplifiers, induction heating equipment, and three-phase UPS systems. Its 1200V rating provides the necessary headroom for 690V AC bus applications where transient overvoltages must be safely absorbed. Power electronics engineers specifying components for welding inverters, solar string inverters, and industrial power conditioners also rely on this module family for its proven switching characteristics and well-documented thermal performance in demanding duty cycles.

Quick Reference: CM165YE4-12F

Key Features of the CM165YE4-12F:

• 1200V collector-emitter voltage (VCES) rating providing robust transient overvoltage margin for 690V AC line applications
• Mitsubishi YE-series IGBT cell technology optimized for low switching losses and reduced EMI in high-frequency PWM operation
• Integrated freewheeling diodes with fast reverse recovery characteristics, minimizing diode-related switching losses in bridge configurations
• Isolated baseplate construction supporting direct mounting to heatsinks for effective thermal management in high power-density enclosures
• Low thermal resistance junction-to-case (Rth(j-c)) enabling high continuous current operation at elevated ambient temperatures
• Industry-standard footprint and pinout compatible with common drive and inverter PCB platforms, simplifying drop-in replacement

With a current factory lead time of 38 weeks on new production, the CM165YE4-12F presents a serious procurement challenge for maintenance teams managing unplanned failures or project timelines that cannot absorb multi-month delays. Obsolescence risk on legacy Mitsubishi module configurations further complicates long-term sourcing strategies. Procurement professionals supporting critical industrial infrastructure know that waiting on factory allocation is not always an option — having a reliable distributor with verified stock on the shelf is the practical solution for keeping systems running and projects on schedule.

ATI Accurate Technology is a power semiconductor distributor based in Palmetto, Florida, stocking IGBTs, thyristors, diodes, and rectifier modules including hard-to-find and long-lead-time parts like the CM165YE4-12F. Orders placed before 5PM EST ship same day. Contact our team directly for pricing, volume discounts, and availability: call 239-734-7566 or email sales@igbts.us. Visit igbts.us to place your order.