maxon EC 22 Sterilizable Brushless Motors

maxon EC 22 includes several brushless motor configurations. This review focuses on the legacy sterilizable motor context in the supplied listing, using sensorless 100 W part 386681 as a documented example rather than mixing its data with other EC 22 versions.
Key Specifications
Reviewed scope | Legacy sterilizable EC 22; documented example 386681 |
Motor format | 22 mm diameter brushless motor |
Example configuration | Sensorless; 100 W type-power designation; nominal 24 V |
Example nominal operating point | 29,400 rpm and 41.9 mNm |
Example nominal current | 6.03 A |
Example no-load / maximum speed | 32,400 / 60,000 rpm |
Example maximum efficiency | 90%; not efficiency at every operating point |
Example lifecycle | 386681 can no longer be ordered through the manufacturer page |
Applications and Industries
Legacy sterilizable high-speed assemblies and replacement engineering where the exact winding, controller and cleaning process must be preserved or requalified.
Medical instrument mechanisms; high-speed drives; precision equipment
Review Summary
The sterilizable EC 22 is useful as a reference for an installed high-speed drive or replacement assessment. Manufacturer part 386681 is no longer orderable. Do not treat the EC 22 name as evidence that a currently supplied heavy-duty or differently wound version is a direct replacement for the original sterilizable assembly.
Price and Configuration
Request a quote for the selected configuration,quantity and delivery schedule. Confirm the exact model,options,integration scope and support terms.




















