Neobotix offers two different kind of drive modules for omnidirectional robots:
Omni-Drive-Module: Payload of 150 kg, a high ground clearance, a smooth and silent operation at a speed of 0,9 m/s. Motor, gears and motor controllers in one package. The mechanical part of the module is IP65 sealed. Just send velocity or position commands via CAN.
ArgoDrive: Payloads from 100 – 500 kg with speeds from 1.5 – 3 m/s. The two motor controllers that come with each module can be placed in your vehicle and handle the kinematic of the module. You can send angle and velocity to the module via CAN.