Helical Gear Motor (C- Series)

Helical Gear Motor (C- Series)

Top torque density, product variety, extremely wide speed choice, great compactness and price effectiveness make the C series the unparalleled line of helical gear motors and speed reducers.

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  • Description
  • Brand


  • Key benefits

    – Minimized mounting space

    – Robustness

    – Reduced standard backlash

    – High dynamic and energy saving solution

    – Wide output speed selection range

    – ATEX gearbox for explosive environments 2G/2D

  • Main options

    – Surface protection up to C5

    – Double oil seals

    – Fluor Elastomer Seals

    – Reduced Backlash

  • Torque range

    – 45 … 12,000 Nm

    •Gear ratios

    – 2.6 … 1,481

  • Certifications

    – Certificate of compliance

    – Inspection certificate


  • Transmissible Mechanical Power

    – 0.09 … 213 kW

  • Output

    – Feet or flange mounting, B14 flange

    – Metric or inch series solid output shaft

  • Motors

    – Input with solid shaft

    – Input with e-motor coupling:

    – M, ME, MX [compact asynchronous]

    – BMD [servo permanent magnet]

    – BSR [IEC reluctance]

    – BN, BE, BX [IEC asynchronous]

    – BS [IEC single phase]

  • Motor options

    – Thermistors and thermostat sensors

    – Independent forced cooling

    – Incremental, sin/cos absolute single/multi-turn encoders

    – Tropicalization

    – Anti-condensation heaters

    – Backstop

  • Torque Range

    – C12 = 100 Nm
    – C22 = 200 Nm
    – C32 = 300 Nm
    – C36 = 450 Nm
    – C41 = 600 Nm
    – C51 = 1000 Nm
    – C61 = 1600 Nm
    – C70 = 2300 Nm
    – C80 = 4000 Nm
    – C90 = 7200 Nm
    – C100 =12000 Nm



We assemble and distribute a complete range of bonfiglioli gearmotors, drive systems and planetary gearboxes to satisfy the most demanding needs for industrial processes, automation, mobile and renewable energy applications.

KG International is the best partner for bonfiglioli products.

In our current portfolio we offer all Bonfiglioli products and solutions.

Bonfiglioli operates in three different business areas: Industrial, Wind and Mobile.

The Industrial business area includes solutions for industrial power transmission applications and mechatronic solutions for a wide variety of industries and applications.

The Wind business area provides productions for wind energy applications, including yaw and pitch drives for wind turbines.

The Mobile business area provides products for applications such as construction, mining, agricultural, forestry and earth moving equipment as well as products for marine and off-shore applications.

This business area also includes hybrid and electric solutions for applications such as material handling.

For more information please visit the Bonfiglioli website