The Fuji Electric 7MBR50SB140-01 is a high-voltage IGBT power module rated at 50A collector current and 1400V blocking voltage. Built on Fuji's proven SB-series platform, this module integrates IGBT switching devices with fast-recovery freewheeling diodes in a ruggedized package engineered for efficiency and thermal stability. Its 1400V rating places it firmly in the high-voltage class required for applications running from medium-voltage AC supplies, making it a reliable choice for engineers specifying or replacing devices in demanding power conversion equipment.

The 7MBR50SB140-01 sees wide deployment across industrial and commercial power electronics platforms. Typical applications include AC motor drives and variable-frequency drives (VFDs) for pumps, compressors, and conveyor systems; industrial inverters and UPS systems; induction heating equipment; crane and hoist drives; welding power supplies; and renewable energy power conditioning systems. Its combination of high blocking voltage and controlled switching characteristics makes it well-suited wherever medium-power, high-voltage conversion is critical to process uptime.

Quick Reference: 7MBR50SB140-01

Key Features of the 7MBR50SB140-01:

• 1400V collector-emitter voltage (VCES) for high-voltage bus compatibility in medium-voltage drive architectures
• 50A continuous collector current (IC) with margin for pulse and peak load conditions
• Integrated fast-recovery freewheeling diodes reduce external component count and parasitic inductance in the commutation loop
• Low saturation voltage (VCE(sat)) characteristic of Fuji SB-series IGBTs minimizes conduction losses and thermal stress at operating current
• Isolated baseplate construction provides electrical isolation between the power circuit and heatsink, simplifying thermal management and mechanical mounting
• Compatible with standard Fuji module footprints, enabling direct replacement in existing drive platforms without mechanical redesign

With a factory lead time of 99 weeks on new production, the 7MBR50SB140-01 represents exactly the kind of long-lead-time, hard-to-source component that can halt production lines and delay capital projects. Procurement teams and maintenance engineers dealing with aging drive systems or mid-project BOM gaps cannot afford to wait nearly two years for factory fulfillment. ATI Accurate Technology maintains stock of difficult-to-source Fuji modules precisely to bridge this gap, providing new OEM product available for immediate shipment when factory channels fall short.

ATI Accurate Technology is a power semiconductor specialist located in Palmetto, Florida, stocking IGBTs, thyristors, diodes, and rectifier modules from leading manufacturers including Fuji Electric. Orders placed before 5PM EST ship same day. Whether you need a single replacement module or volume quantities for a maintenance spares program, our team is ready to help. Contact us at 239-734-7566 or sales@igbts.us for pricing, volume discounts, and availability on the 7MBR50SB140-01 and related parts.