TM55DZ-H-MITSUBISHI
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  • TM55DZ-H-MITSUBISHI
  • TM55DZ-H
  • MITSUBISHI
  • Mitsubishi Thyristor Module
  • Data Sheet for TM55DZ-H
  • Description

    The Mitsubishi TM55DZ-H is a thyristor (SCR) module engineered for high-performance AC power control, motor drives, and industrial rectification systems. Built to Mitsubishi's exacting standards, this module delivers stable gate triggering characteristics, low on-state voltage drop, and rugged thermal performance in a compact, industry-standard package. It is suited for equipment requiring precise phase control or switching in environments with elevated thermal and electrical stress. Engineers specifying replacement or new-build power stacks will find the TM55DZ-H a dependable, well-characterized device within the Mitsubishi thyristor module lineup.

    The TM55DZ-H sees broad deployment across industrial sectors where controlled rectification and AC power regulation are essential. Typical applications include DC motor drives, soft starters, resistance heating controllers, welding power supplies, crane and hoist drives, and UPS systems. It is equally applicable in industrial furnace controls, electrochemical process rectifiers, and variable-speed drive front-end converters. Maintenance engineers replacing failed thyristor modules in legacy equipment will find the TM55DZ-H a direct fit for systems originally built around Mitsubishi's DZ-series thyristor module platform.

    Quick Reference: TM55DZ-H

    Part Number TM55DZ-H
    Manufacturer Mitsubishi
    Type Thyristor Module
    Current Rating 55A
    Voltage Rating Please confirm with ATI for exact VRRM specification
    Availability In Stock — Same-Day Shipping Available
    Condition New OEM

    Key Features of the TM55DZ-H:

    • Mitsubishi DZ-series thyristor module platform with proven field reliability in industrial power control applications
    • Low on-state voltage drop (VT) minimizes conduction losses and reduces thermal load on heat sink assemblies
    • Stable gate trigger characteristics ensure consistent firing across temperature ranges, supporting precise phase-angle control
    • Isolated baseplate construction simplifies mounting to standard heat sinks without additional insulation hardware
    • Compact module footprint enables direct replacement in existing power stack assemblies with minimal rework
    • Rated for repetitive peak reverse voltage conditions common in phase-controlled rectifier and AC controller topologies

    With a published factory lead time of 41 weeks for new production, the TM55DZ-H presents a serious procurement challenge for maintenance teams dealing with unplanned equipment failures or MRO replenishment. Extended lead times on Mitsubishi thyristor modules are increasingly common as legacy product lines mature and wafer allocations tighten. Relying solely on factory orders risks prolonged system downtime and lost production. Sourcing from a stocking distributor with verified new OEM inventory is the most effective strategy to maintain equipment uptime and keep critical processes running without waiting through multi-quarter lead cycles.

    ATI Accurate Technology is stocked and ready to ship the TM55DZ-H today from our Palmetto, Florida facility. Orders placed before 5PM EST ship same day. Our team supports procurement professionals and maintenance engineers with competitive pricing, volume discounts, and fast, reliable fulfillment on hard-to-find power semiconductors. Contact us at 239-734-7566 or sales@igbts.us to confirm availability, request a quote, or discuss volume pricing on the TM55DZ-H and related Mitsubishi thyristor modules.

NEED 25PCS OR MORE ... CALL FOR SPECIAL PRICING 239-734-7566
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** 1 Year Warranty on All Products **
In Stock: 1
  • 1
  • 12 (Can ship in We can ship in 7-10 Days)
  • 41 Weeks
Regular price $144.00 USD
Regular price Sale price $144.00 USD
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