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Mitsubishi CM400DY-66H IGBT module for high-voltage industrial applications

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Mitsubishi CM400DY-66H

by Mitsubishi Electric

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OverviewThe Mitsubishi CM400DY-66H IGBT module is a cornerstone component for applications demanding high voltage and substantial current. Rated for an impressive 3300 volts and 400 amperes, this dual transistor unit is meticulously designed for stringent industrial and transportation settings. Utilizing Mitsubishi Electric's advanced trench-gate IGBT technology, the CM400DY-66H optimizes switching efficiency while reducing power loss. Its integrated fast-recovery diodes further enhance performance, making it a prime selection for robust power conversion and switching. The insulated baseplate facilitates excellent thermal management, ensuring superior durability even under continuous high-power operation, solidifying its position as a preferred component for demanding power electronics.Key Features Dual IGBT Half-Bridge Design: Offers adaptability for diverse power circuit architectures. Elevated Collector Current: Manages significant loads with a 400 A rating. Outstanding Collector-Emitter Voltage: Dependably operates in 3300 V systems. Trench-Gate IGBT Technology: Delivers enhanced efficiency and reduced energy dissipation. Integrated Fast-Recovery Diodes: Boosts switching speed and overall system functionality. Insulated Baseplate: Guarantees optimal thermal conductivity and electrical isolation for enhanced safety and lifespan. Chassis Mount: Provides sturdy integration into industrial setups. Optimized for High-Voltage Use: Developed to meet the rigorous demands of critical power systems. Technical Specifications Part Number: CM400DY-66H Configuration: Dual IGBT with Diodes Collector Current (IC): 400 A Collector-Emitter Voltage (VCES): 3300 V Collector-Emitter Saturation Voltage (VCE(sat)): Approximately 2.4–2.6 V (at rated current) Gate-Emitter Voltage (VGE): ±20 V Thermal Resistance (Junction-Case): Approximately 0.06 °C/W Switching Speed: Medium to Fast Mounting Type: Chassis Mount (Isolated Base) Operating Temperature: –40 °C to +150 °C Package Type: Industrial IGBT Module Weight: Approximately 1.2–1.6 kg ApplicationsThe robust construction and high-performance attributes of the Mitsubishi CM400DY-66H render it suitable for a wide array of challenging applications across various sectors: Railway Traction Inverters: Supplies dependable power control for electric trains and trams. HVDC Power Transmission Systems: Crucial for efficient long-distance electrical energy transfer. High-Voltage Motor Drives: Allows for precise and powerful motor regulation in heavy industrial machinery. Industrial Power Supplies and Converters: Ensures stable and efficient power conversion in factory automation. Power Grids and Infrastructure Systems: Contributes to the stability and reliability of national and regional electrical networks. Why Choose This Model?The Mitsubishi CM400DY-66H is an excellent choice for critical power applications, offering an unmatched blend of performance, durability, and advanced technology. It provides exceptional current handling at 400 A and a high 3300 V, making it perfectly suited for extreme power systems. Built with Mitsubishi Electric's celebrated high-reliability trench-gate technology, this module ensures efficient operation and a prolonged service life. It is specifically engineered to endure significant thermal and electrical stress, a crucial factor in demanding industrial and transportation environments. The chassis mount design, combined with an insulated base, guarantees both safe operation and straightforward integration into existing systems. For engineers and system integrators seeking a robust, high-performance, and dependable IGBT solution, the CM400DY-66H offers an optimal choice that supports system stability and efficiency.Order NowEnhance your power electronics systems with the Mitsubishi CM400DY-66H IGBT module. This high-performance component is readily available and ships globally.FAQWhat is the primary application of the CM400DY-66H IGBT module?The CM400DY-66H is predominantly used in high-voltage, high-current environments such as railway traction inverters, HVDC power transmission systems, and industrial motor drives, where reliability and performance are critical.What is the voltage and current rating of this module?This module is rated for 3300 volts and 400 amperes, making it suitable for demanding power applications.Does the CM400DY-66H feature integrated diodes?Yes, it includes integrated fast-recovery diodes to enhance switching speed and overall system performance.What mounting type does this IGBT module utilize?The CM400DY-66H comes with a chassis mount design, ensuring robust and secure integration into industrial assemblies.How does the insulated baseplate benefit the module?The insulated baseplate ensures optimal thermal management and electrical isolation, contributing to enhanced safety and extended durability under continuous high-power operation.

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PRODUCT DETAILS

Mitsubishi CM400DY-66H

Overview

This is a genuine Mitsubishi Electric component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Mitsubishi Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Mitsubishi Electric platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Part Number: CM400DY-66H
  • Configuration: Dual IGBT with Diodes
  • Collector Current (IC): 400 A
  • Collector-Emitter Voltage (VCES): 3300 V
  • Collector-Emitter Saturation Voltage (VCE(sat)): Approximately 2.4–2.6 V (at rated current)
  • Gate-Emitter Voltage (VGE): ±20 V
  • Thermal Resistance (Junction-Case): Approximately 0.06 °C/W
  • Switching Speed: Medium to Fast
  • Mounting Type: Chassis Mount (Isolated Base)
  • Operating Temperature: –40 °C to +150 °C
  • Package Type: Industrial IGBT Module
  • Weight: Approximately 1.2–1.6 kg

Applications

The robust construction and high-performance attributes of the Mitsubishi CM400DY-66H render it suitable for a wide array of challenging applications across various sectors:

  • Railway Traction Inverters: Supplies dependable power control for electric trains and trams.
  • HVDC Power Transmission Systems: Crucial for efficient long-distance electrical energy transfer.
  • High-Voltage Motor Drives: Allows for precise and powerful motor regulation in heavy industrial machinery.
  • Industrial Power Supplies and Converters: Ensures stable and efficient power conversion in factory automation.
  • Power Grids and Infrastructure Systems: Contributes to the stability and reliability of national and regional electrical networks.

Why Choose the CM400DY-66H?

The Mitsubishi CM400DY-66H is an excellent choice for critical power applications, offering an unmatched blend of performance, durability, and advanced technology. It provides exceptional current handling at 400 A and a high 3300 V, making it perfectly suited for extreme power systems. Built with Mitsubishi Electric's celebrated high-reliability trench-gate technology, this module ensures efficient operation and a prolonged service life. It is specifically engineered to endure significant thermal and electrical stress, a crucial factor in demanding industrial and transportation environments. The chassis mount design, combined with an insulated base, guarantees both safe operation and straightforward integration into existing systems. For engineers and system integrators seeking a robust, high-performance, and dependable IGBT solution, the CM400DY-66H offers an optimal choice that supports system stability and efficiency.

Availability & Shipping

  • In stock: CM400DY-66H ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every CM400DY-66H ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The CM400DY-66H is predominantly used in high-voltage, high-current environments such as railway traction inverters, HVDC power transmission systems, and industrial motor drives, where reliability and performance are critical.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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