Are Hydraulic Pumps and Hydraulic Motors the Same?
Aug 18, 2025|
At trade shows we hear this opener all the time: "Do you sell hydraulic pumps?"
Fair question - pumps and motors do look alike on the bench. But they don't do the same job.
Think of the pump as the power source. It's mounted near the prime mover (engine or electric motor) and pushes oil into the system, turning mechanical energy into hydraulic energy.
The motor is an actuator. It sits at the business end and uses that pressurized oil to create rotation and torque - turning hydraulic energy back into mechanical energy.
Where do you find each one?
Pumps live in the power unit. On farm machines, for example, the pump supplies anything that needs pressure and flow: lifting a combine header, swinging or extending an unloading auger, running a sprayer's hydraulic drive, or adjusting a planter's depth cylinder. The pump's role is steady supply - clean, consistent flow so the rest of the system works properly.
Motors show up wherever something needs to turn or travel: track drives on excavators, slewing drives on drill rigs, conveyors on industrial lines, hydraulic tools, or winches on fishing gear. Motors are the muscle that turn pressure into rotation.
Same castings? Sometimes.
Same principle? Related.
Same product? No.
Pump = makes flow and pressure.
Motor = uses flow and pressure to do work.
Choosing between them (and choosing the right model) always starts with your application: required torque or speed, duty cycle, available space, oil cleanliness, control method, and budget.
If you're unsure, ask us. We build orbital hydraulic motors and can help you size and select a unit that fits your system - rather than forcing your system to fit the part.