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Product profile

EPOS4 50/5

maxon EPOS4 50/5 is a digital positioning controller for brushed DC and brushless EC motors, providing closed-loop motion control with CANopen, USB, RS232...

Facts

Company
maxon
Product type
component
Status
commercial
Primary capability
servo_control
Website
https://www.maxongroup.com/maxon/view/product/control/Positionierung/EPOS-4/546047

About EPOS4 50/5

maxon EPOS4 50/5 is a digital positioning controller for brushed DC and brushless EC motors, providing closed-loop motion control with CANopen, USB, RS232 and optional EtherCAT connectivity.

Market context

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Summary

Type: Motion controller

Core: EPOS4 50/5

Function: Servo positioning control

Audience: Motion-system integrators

Specifications

continuous_output_current_a
Continuous output current 5 A A
current_controller_sampling_khz
PI current-controller sampling rate 25 kHz kHz
dimensions_mm
105 × 83 × 38.7 mm mm
ethercat
Optional card provides 100 Mbit/s full-duplex EtherCAT Mbit/s
interfaces
USB, RS232, CANopen; optional EPOS4 EtherCAT Card
maximum_output_current_a
Maximum output current 15 A for less than 15 seconds A
motor_compatibility
Supports brushed DC and brushless EC motors with multiple encoder interfaces
operating_temperature_c
-30 to 50 °C; extended to 80 °C with current derating °C
position_controller_sampling_khz
PID positioning-controller sampling rate 2.5 kHz kHz
pwm_frequency_khz
PWM frequency 50 kHz kHz
supply_voltage_v
Supply voltage 10–50 VDC
weight_g
Approximately 206 g g

Operations

Environment
factory, industrial, robotics
Primary user
motion_control_engineer, robotics_developer, machine_builder
Role
servo_control, motor_positioning, robot_joint_control
Interaction model
canopen_controlled, usb_configured, optional_ethercat
Mobility class
fixed_component, robot_mounted_component
Product detail
https://zlsbkmaixmmnjrgpkcyp.supabase.co/storage/v1/object/public/robotics_assets/products/korthos-product-candidates-2026-08-18-batch-8/maxon-epos4-50-5-official-16x9.jpg, component, component, 1600, 900, c3574669527154b43312f896b6d3a0b5fa004414edb828710238c359e7b0032d, reviewed_16x9_official_media, Motion Controller, Motion Controller, robotics_assets, https://www.maxongroup.com/medias/sys_master/root/8837788237854/Produktbild-546047-Detail.jpg, https://www.maxongroup.com/maxon/view/product...

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