Motor Drives International F3R Series

The MDI F3R Series delivers rugged, outdoor-ready VFD control panels engineered for demanding industrial environments and weather-exposed installations. Built around high-performance variable frequency drives in a NEMA 3R enclosure, F3R panels provide reliable motor speed and process control while protecting internal components from rain, dust, and corrosion. Designed for applications ranging from HVAC outdoor units to pump stations, material handling systems, and remote automation equipment, these panels offer filtered forced-air ventilation, washable poly filters, redundant cooling, and advanced keypad control to simplify setup and operation.

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Available in a wide range of horsepower and voltage configurations , each F3R panel includes built-in circuit protection, optional bypass and line reactor/harmonic filter options, and straightforward three-line in/three-line out wiring to reduce installation time and field labor. Whether you’re specifying control systems for new construction or upgrading existing infrastructure, the MDI F3R Series combines durability, flexibility, and performance you can count on.

Send us a message or call us at 1-800-800-2261 to find the right F3R panel for your application!


  • Motor Drives International logo 250HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4250HA1130 (MF3R4250HA1130)

    250HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4250HA1130 (MF3R4250HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $25,828.00
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  • Motor Drives International logo 200HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4200HA1130 (MF3R4200HA1130)

    200HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4200HA1130 (MF3R4200HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $21,613.00
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  • Motor Drives International logo 150HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4150HA1130 (MF3R4150HA1130)

    150HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4150HA1130 (MF3R4150HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $17,674.00
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  • Motor Drives International logo 125HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4125HA1130 (MF3R4125HA1130)

    125HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4125HA1130 (MF3R4125HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $17,282.00
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  • Motor Drives International logo 100HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4100HA1130 (MF3R4100HA1130)

    100HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4100HA1130 (MF3R4100HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $14,613.00
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  • Motor Drives International logo 75HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4075HA1130 (MF3R4075HA1130)

    75HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4075HA1130 (MF3R4075HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $12,157.00
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  • Motor Drives International logo 60HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4060HA1130 (MF3R4060HA1130)

    60HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4060HA1130 (MF3R4060HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $10,335.00
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  • Motor Drives International logo 50HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4050HA1130 (MF3R4050HA1130)

    50HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4050HA1130 (MF3R4050HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $8,819.00
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  • Motor Drives International logo 40HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4040HA1130 (MF3R4040HA1130)

    40HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4040HA1130 (MF3R4040HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $7,825.00
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  • Motor Drives International logo 30HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4030HA1130 (MF3R4030HA1130)

    30HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4030HA1130 (MF3R4030HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $6,557.00
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  • Motor Drives International logo 25HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4025HA1130 (MF3R4025HA1130)

    25HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4025HA1130 (MF3R4025HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $6,127.00
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  • Motor Drives International logo 20HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4020HA1130 (MF3R4020HA1130)

    20HP 460V MDI Industrial Control Panel, Motor Control Panel, VFD Box, MF3R4020HA1130 (MF3R4020HA1130)

    • Weight:
      0.01 LBS
    Out Of Stock
    Online Price: $5,718.00
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