Your Professional Hydraulic Motor Supplier
Shijiazhuang Laiye Import & Export Trading Co., Ltd., affiliated with Hebei Wendefu Hydraulic Technology Co., Ltd., is a professional manufacturer of hydraulic valves and pressure control components. Our main products include directional valves, pressure valves, flow valves, hydraulic accessories, and customized components, widely used in industrial machinery, hydraulic systems, mining equipment, and automation industries.
Strong Technical Capability
Experienced engineers and advanced processing equipment help us provide stable hydraulic solutions for different industrial applications. We focus on practical performance and consistent product quality.
Flexible Custom Manufacturing
We support OEM and customized production based on drawings or technical requirements. Our team works closely with customers to improve product compatibility and project efficiency.
Reliable Global Supply
With decades of export experience, our products are supplied to Europe, Russia, the Middle East, South America, and Asia. We provide professional service, stable delivery, and long-term cooperation support.
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OMP BMP Cycloid Hydraulic MotorHydraulic Motor. Product name: OMP BMP hydraulic motor . Brand: Onederful® Hydraulic. Model: BM1 / OMP / BPM . Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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OMR BMR Hydraulic MotorHydraulic Motor. Product name: BM2 series hydralic motor. Brand: Onederful® Hydraulic. Model: BM2 / OMR / BMR . Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT
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BM3 Orbit Hydraulic MotorHydraulic Motor. Product name: BM3 hydraulic motor . Brand: Onederful® Hydraulic. Model: BM3 . Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT / Fedex .
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OMH BMH Hydraulic MotorHydraulic Motor. Product name: BM4 OMH BMH hydraulic motor . Brand: Onederful® Hydraulic. Model: BM4 OMH BMH Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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OMS BMS Hydraulic MotorHydraulic Motor. Product name: BM5 OMS BMS hydraulic motor . Brand: Onederful® Hydraulic. Model: BM5 OMS BMS Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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OMT BMT Hydraulic MotorHydraulic Motor. Product name: BM6 OMT BMT hydraulic motor . Brand: Onederful® Hydraulic. Model: BM6 OMT BMT Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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BM7 OMT250 Hydraulic MotorHydraulic Motor. Product name: BM7 OMT250 hydraulic motor . Brand: Onederful® Hydraulic. Model: BM6 OMT250 BMT250 . Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS /
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OMV BMV Hydraulic MotorHydraulic Motor. Product name: BM8 OMV BMV hydraulic motor . Brand: Onederful® Hydraulic. Model: BM8 OMV BMVCertificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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ZBMR OMR Hydraulic MotorHydraulic Motor. Product name: BM8 OMV BMV hydraulic motor . Brand: Onederful® Hydraulic. Model: BM8 OMV BMV Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT /
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OMS BMSY Hydraulic MotorHydraulic Motor. Product name: BM10 OMS BMSY hydraulic motor . Brand: Onederful® Hydraulic. Model: BM10 OMS BMSY. Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS /
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BMM Hydraulic MotorHydraulic Motor. Product name: BMM hydraulic motor . Brand: Onederful® Hydraulic. Model: BMM . Certificate: ISO9001-2008. Origin: China. Transportation: By sea / Air DHL / UPS / TNT / Fedex .
Parameter
|
(ml/r)Displacement |
200 |
250 |
315 |
400 |
500 |
630 |
|
|
(LPM)Flow |
Maximum continuous |
75 |
75 |
75 |
75 |
75 |
75 |
|
Intermittent |
90 |
90 |
90 |
90 |
90 |
90 |
|
|
(RPM)Speed |
Maximum continuous |
366 |
290 |
236 |
183 |
155 |
140 |
|
Intermittent |
439 |
348 |
282 |
220 |
184 |
168 |
|
|
(MPa)Pressure |
Maximum continuous |
17.5 |
17.5 |
17.5 |
15.5 |
12.5 |
12.5 |
|
Intermittent |
20 |
20 |
20 |
19 |
16 |
16 |
|
|
(N*M)Torque |
Maximum continuous |
510 |
621 |
740 |
850 |
830 |
1040 |
|
Intermittent |
579 |
702 |
827 |
990 |
1040 |
1330 |
|
Advantages of Hydraulic Motor

High Power-to-Weight Ratio: Compared to electric or mechanical motors, hydraulic motors generate significantly more power relative to their size and weight. This advantage allows construction machinery to maintain robust performance in compact packaging, a crucial factor on tight or overcrowded job sites.
Efficiency and Precision: Hydraulic systems deliver power efficiently and with impressive precision. Adjustable controls allow operators to fine-tune speed, direction, and torque in real time, increasing accuracy and reducing fuel and energy consumption.
Durability and Reliability: Built to endure extreme working conditions, hydraulic motors thrive in even the most extreme environments. Their robust design structure makes them ideal for construction, where equipment must operate reliably under tough conditions over extended periods.
Minimal Downtime: Hydraulic motors consist of fewer mechanical components compared to gears or other drive systems. This simplicity reduces the likelihood of failure and ensures longer operating intervals, minimizing downtime on construction projects.
Compatibility With Heavy Machinery: Due to their ability to handle substantial torque at low speeds, hydraulic motors can power machinery that deals with extreme loads, such as bulldozers or pile drivers. This compatibility enhances their versatility across various construction scenarios.
Applications of Hydraulic Motor

Construction
Hydraulic motors power heavy machinery such as excavators, bulldozers, and cranes in the construction industry. Their robustness and ability to generate high torque make them ideal for handling demanding tasks on construction sites.
Agriculture
In agriculture, hydraulic motors drive equipment such as tractors, harvesters, and irrigation systems. They enable precise control of machinery functions, allowing farmers to optimize productivity and efficiency in crop cultivation and management.


Manufacturing
Hydraulic motors are integral to manufacturing processes, powering machinery for metalworking, plastic molding, and assembly operations. Their consistent performance and ability to handle varying loads contribute to streamlined production processes in manufacturing facilities.
Aerospace
Hydraulic motors play a critical role in aircraft systems, powering components such as landing gear, flight control surfaces, and cargo handling mechanisms. Their reliability and durability are essential for ensuring the safe operation of aircraft in demanding aerospace environments.

Comparison of Hydraulic Pumps and Hydraulic Motors
|
Aspect |
Hydraulic Pump |
Hydraulic Motor |
|
Function |
Converts mechanical energy into hydraulic energy |
Converts hydraulic energy into mechanical energy |
|
Operational Principle |
Relies on the change of sealed working volume |
Relies on the change of sealed working volume |
|
Efficiency Focus |
Volumetric efficiency |
Mechanical efficiency |
|
Speed Characteristics |
Works at stable high speed |
Operates at a wide range of speeds, often low speed |
|
Pressure Characteristics |
Delivers high pressure at rated speed |
Reaches maximum pressure at low or zero speed |
|
Direction of Flow |
Usually has a fixed rotation direction |
Often requires variable rotation direction |
|
Installation |
Typically has a base, no side load on drive shaft |
May bear radial load from attached components |
|
Temperature Variation |
Experiences slow temperature changes |
May experience sudden temperature changes |
Hydraulic Motor Operation Safety Precautions




Wear Appropriate Personal Protective Equipment (PPE)
Always wear the necessary PPE, including gloves, safety glasses, and protective clothing, when working with hydraulic systems. PPE helps protect you from fluid leaks, high-pressure bursts, and other potential hazards.
Inspect All Components Before Use
Before operating any hydraulic system or tool, thoroughly inspect all components, including hoses, fittings, and pumps. Do not use any damaged or worn parts. Instead, return them to an authorized repair center for repair or replacement to ensure optimal safety and functionality.
Clean Couplers Before Assembly
Ensure both ends of the couplers are clean before assembly. Dirt and debris can contaminate the hydraulic fluid, leading to equipment damage and reduced efficiency.
Avoid Kinking Hoses
Do not kink hydraulic hoses. Kinking can cause weak points, leading to potential failures under pressure. Always handle hoses carefully to avoid unnecessary wear and tear.
Keep Equipment Away from Excessive Temperatures
Hydraulic systems should be kept away from extreme temperatures. High temperatures can degrade hydraulic fluid and components, while freezing temperatures can cause fluids to thicken and reduce system efficiency.
Cap Couplers When Not in Use
When hydraulic couplers are not in use, keep them capped to prevent contamination and damage. Uncapped couplers exposed to the environment can introduce dirt and moisture into the system, leading to potential malfunctions.
Do Not Overfill Pump Reservoirs
Overfilling the pump reservoirs can lead to leaks and pressure imbalances. Always fill to the manufacturer's recommended levels to ensure proper operation.
Use High-Quality Hydraulic Oil
Using the right hydraulic oil is crucial. High-quality oils, ensure optimal performance and longevity of your equipment. The wrong fluid can cause damage and premature failure of hydraulic components.
Replace Damaged Hoses Immediately
If you notice any damage to hydraulic hoses, replace them immediately. Operating with damaged hoses increases the risk of leaks and bursts, which can be dangerous and costly.
Change Oil and Filters Regularly
Regular maintenance, including changing oil and filters at recommended intervals, is essential to keep hydraulic systems running smoothly. Clean oil and filters help prevent contamination and ensure efficient operation.
Customizable Options
|
Motor Type |
Gear / Orbital / Piston Motor |
|
Displacement |
50–1000 cc/rev |
|
Torque Range |
50–3000 Nm |
|
Speed Range |
50–3000 RPM |
|
Shaft Type |
Key Shaft / Spline Shaft |
|
Mounting Type |
Flange / Wheel Mount |
|
Port Connection |
Threaded / Flange |
|
Body Material |
Cast Iron / Steel |
|
Seal Material |
NBR / Viton |
Packaging and Shipping
|
Packaging |
Standard export carton/plywood case |
|
Shipping |
Shipping by sea, by air, by express are acceptable. According to your requirements. |
Our Factory
Founded in 1988, Shijiazhuang Laiye Import & Export Trading Co., Ltd (under Hebei Wendefu Hydraulic Technology Co., Ltd) has spent 35+ years focused entirely on pressure valve components.

Our Certificates





FAQ
Shijiazhuang Laiye Import& Export Trading Co., Ltd. is one of the most reliable hydraulic motor manufacturers and suppliers in China. Please feel free to wholesale cheap hydraulic motor made in China here and get quotation from our factory. All customized products are with high quality and competitive price.
OMV BMV Hydraulic Motor, hydraulic motor pump, gear pump and motor
