SKM400GB123DH6-SEMIKRON
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  • SKM400GB123DH6-SEMIKRON
  • SKM400GB123DH6
  • SEMIKRON
  • Long Lead TIme
  • Semikron Thyristor Module
  • Data Sheet for SKM400GB123DH6
  • Description

    The SKM400GB123DH6 is a SEMIKRON 400A, 1200V IGBT module engineered for high-current power conversion in industrial and heavy-duty applications. Based on SEMIKRON's proven DH6 package platform, this module integrates IGBT switches with antiparallel freewheeling diodes optimized for low conduction and switching losses. The 1200V blocking voltage and 400A current rating make it well-suited for three-phase inverter topologies, active front-end converters, and high-power DC link applications where reliability under thermal stress and switching frequency demands are non-negotiable.

    The SKM400GB123DH6 sees widespread deployment across industrial motor drives, regenerative variable frequency drives, medium-voltage UPS systems, induction heating equipment, solar inverters, and traction auxiliary converters. Its thermal and electrical characteristics align with the requirements of OEM drive manufacturers and MRO replacement applications in steel mills, mining equipment, marine propulsion systems, and large HVAC installations. Engineers specifying this module can rely on SEMIKRON's established gate drive compatibility and module footprint standardization to simplify integration and field replacement.

    Quick Reference: SKM400GB123DH6

    Part Number SKM400GB123DH6
    Manufacturer SEMIKRON
    Type IGBT Module
    Current Rating 400A
    Voltage Rating 1200V
    Availability Long Lead Time — Contact ATI for Status
    Condition New OEM

    Key Features of the SKM400GB123DH6:

    • 1200V collector-emitter voltage (VCES) with 400A continuous collector current (IC) for high-power inverter stages
    • Optimized IGBT chip technology delivering low VCEsat for reduced conduction losses across a wide operating temperature range
    • Integrated antiparallel freewheeling diodes with soft recovery characteristics to minimize voltage overshoot and EMI
    • SEMIKRON DH6 package with industry-standard mounting footprint and isolated copper baseplate for efficient heatsink thermal coupling
    • Gate threshold voltage and transconductance characteristics compatible with standard SEMIKRON SKHI and equivalent gate driver platforms
    • Designed for operating junction temperatures up to 150°C, ensuring reliable performance in thermally demanding installations

    The SKM400GB123DH6 carries a factory lead time of approximately 39 weeks for new production, which reflects broader supply chain constraints on high-current 1200V IGBT modules. For maintenance engineers facing unplanned downtime or procurement teams building safety stock, waiting on standard factory channels is rarely an option. ATI Accurate Technology maintains active sourcing networks for long lead time and allocated SEMIKRON parts, enabling us to locate inventory that bypasses standard distribution queues. Contact us early to discuss availability, and we will provide transparent lead time and pricing information without delay.

    ATI Accurate Technology is headquartered in Palmetto, Florida and stocks power semiconductors for same-day shipping on orders placed before 5PM EST. We supply IGBTs, thyristors, diodes, and rectifier modules to MRO and OEM customers nationwide. Volume pricing is available for larger quantity requirements. Reach our technical sales team directly at 239-734-7566 or sales@igbts.us to request a quote on the SKM400GB123DH6 or any hard-to-find SEMIKRON part.

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In Stock: 1
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  • 39 Weeks
Regular price $451.50 USD
Regular price Sale price $451.50 USD
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