High Performance Drive in a Small Package

Maxon sets new standards in micro drives.

maxon's smallest DC brushless motor is only four millimeters in diameter and comes in two different lengths. Certified in accordance with ISO 13485, the new brushless micro drive is ideal for medical applications.


The EC 4 brushless DC motor is maxon motor's ultra-compact solution to the market's needs. As the smallest micromotor to come from the Swiss manufacturer, the EC 4 is only four millimeters in diameter. It is available in two lengths, with power ratings of 0.5 and 1 W. Equipped with an ironless maxon winding, the EC 4 stands out for its robust design, high power density, and energy efficiency.

maxon has the matching gearhead

Combined with the GP 4 planetary gearhead, the EC 4 becomes a compact drive for use in micropumps, analytic and diagnostic devices, and laboratory robots. Precise and reliable, it can adjust lenses, dispense fluids, or position sensing devices. All units meet the ISO 13485 medical standard, which makes this maxon micro drive the perfect choice for applications in medical technology.

maxon offers a complete line of dc motors, gearheads and controllers. Contact us to help find the right solution for your application.

Featured Product

The maxon IDX Compact Drive with Integrated Positioning Controller

The maxon IDX Compact Drive with Integrated Positioning Controller

The compact brushless EC-i motor combined with an EPOS4 positioning controller delivers a highly dynamic, powerful drive package with field-oriented control (FOC), high efficiency, and maintenance-free components in a high-quality industrial housing. The maxon IDX drives are suitable for use across the entire speed range (from standstill to maximum speed) and have an extremely high overload capability. Together with a positioning controller, the integrated sensor (single turn) enables absolute positioning.