The Infineon FZ1800R12KF4 is a premium-grade, high-current IGBT module engineered for the most demanding power conversion applications. Rated at 1800 amperes and 1200 volts, this single-switch IGBT module leverages Infineon's advanced .KF4 trench-gate IGBT chip technology combined with optimized emitter-controlled freewheeling diodes. The result is a device that achieves outstanding switching performance, reduced conduction losses, and excellent thermal cycling reliability — all critical factors in high-power industrial environments.

The FZ1800R12KF4 is widely deployed across a broad range of high-power applications including industrial motor drives, traction inverters for rail and heavy transport, wind turbine and solar inverter systems, UPS and energy storage systems, and large-scale induction heating equipment. Its robust baseplate construction and industry-standard footprint make it a straightforward solution for both new designs and field replacements in existing high-power platforms.

Quick Reference: FZ1800R12KF4

Key Features:

• 1800A continuous collector current with 1200V blocking voltage for extreme power density applications
• Advanced Infineon .KF4 trench IGBT technology for low saturation voltage and reduced switching losses
• Integrated optimized emitter-controlled (EC) freewheeling diode for soft recovery and minimal reverse recovery losses
• Robust copper baseplate construction ensuring superior thermal conductivity and long-term reliability
• Industry-standard module footprint compatible with widely available heatsink and mounting hardware
• Suitable for operating junction temperatures up to 150°C, enabling high-power-density system designs

Sourcing high-current IGBT modules like the FZ1800R12KF4 can be a challenge — especially for maintenance, repair, and retrofit projects where lead times from standard distribution channels stretch into weeks or months. ATI Accurate Technology specializes in exactly this scenario, maintaining ready inventory of Infineon's most critical power semiconductor modules so your production line or field service team is never left waiting. Whether you need a single replacement unit or a larger volume order, ATI can fulfill your requirement quickly and reliably.

ATI Accurate Technology is your trusted source for the FZ1800R12KF4 and the full range of Infineon IGBT modules. Located in Palmetto, Florida, we ship same-day on orders placed before 5PM EST. Contact our power semiconductor specialists today at 239-734-7566 or email sales@igbts.us to confirm availability, request a quote, or place your order.