Mitsubishi FR-BAL-B-37K - VFD Inverter

FR-BAL-B-37K is a precision-engineered AC Main Supply Choke designed for Mitsubishi VFD Inverters, including the FR-F800, FR-A741, FR-A800, FR-D700-SC, and FR-E800 series. Developed by Mitsubishi Electric, this VFD accessory helps reduce harmonics, improve power factor, and ensure smooth inverter operation in modern industrial automation systems.

The Mitsubishi FR-BAL-B-37K operates on a three-phase AC power supply at a rated voltage of 400 V and supports a rated capacity of 37 kW with a rated current of 95 A. Designed for high efficiency, it features an inductance of 295 mH and a low power loss of 113 W, ensuring stable current flow and minimizing electromagnetic interference (EMI) in inverter systems. With a protection class of IP00 and robust mechanical construction measuring 210 mm width, 265 mm height, and 128 mm depth, this model is engineered for long service life and consistent thermal performance. Weighing 3.7 kg, the FR-BAL-B-37K is compact yet durable, making it suitable for integration within inverter cabinets. Built under Mitsubishi’s rigorous manufacturing standards, it delivers superior noise suppression, stable voltage conditions, and reliable operation across a wide range of industrial environments. By improving the input power quality of Mitsubishi Variable Frequency Drives, this choke enhances system longevity and energy efficiency, reinforcing Mitsubishi’s reputation for quality and performance.

The Mitsubishi FR-BAL-B-37K is ideal for industrial automation setups that require enhanced input power conditioning for VFDs. It is widely used in applications such as pumping systems, HVAC drives, machine tools, and heavy-duty conveyors where stable power input and harmonic reduction are critical. Maintenance engineers value it for reducing inverter stress, preventing component overheating, and maintaining steady motor torque under fluctuating supply conditions. In production environments where precision and reliability are vital, the Mitsubishi VFD Inverter FR-BAL-B-37K ensures consistent performance, reduced electrical noise, and improved energy utilization. Compact, efficient, and engineered for long-term reliability, it stands as a trusted component in Mitsubishi’s global VFD ecosystem.

For detailed specifications, engineers can refer to the Mitsubishi FR-BAL-B-37K datasheet and FR-BAL-B-37K manual, which provide wiring, installation, and technical data. Industrial buyers seeking the latest FR-BAL-B-37K price can contact verified Mitsubishi distributors or solution partners. With its proven reliability, advanced design, and strong performance under variable loads, the Mitsubishi FR-BAL-B-37K continues to be a preferred choice for achieving efficient and stable power management in Mitsubishi VFD Inverters.