
Speed Reducer
The Speed Reducer connects a motor to a high-pressure plunger pump, achieving power matching by reducing the motor speed and increasing the output torque. It is suitable for industrial high-pressure washers, commercial car wash equipment, pipeline cleaning equipment, and other high-pressure pump drive systems.
Description
The Speed Reducer connects a motor to a high-pressure plunger pump, achieving power matching by reducing the motor speed and increasing the output torque. It is suitable for industrial high-pressure washers, commercial car wash equipment, pipeline cleaning equipment, and other high-pressure pump drive systems.
Core Advantages
Stable Power Transmission: Utilizes a precision gear transmission structure to control input and output speeds, reducing power fluctuations and providing stable drive force for high-pressure plunger pumps.
Reliable Lubrication and Sealing: Employs lubrication and sealing structures adapted to operating conditions, reducing lubricant leakage and external contamination, helping gears and bearings maintain stable operation.
Flexible Installation and Matching: Supports different shaft diameters, flanges, keyways, and mounting methods, and can be configured according to motor and high-pressure pump dimensions, facilitating OEM equipment integration.
Technical Specifications
|
Item |
Standard Specification |
Customization |
|
Product Type |
High-Pressure Washer Speed Reducer |
OEM / ODM |
|
Input Power |
5.5–22 kW* |
Customized |
|
Input Speed |
Model-Specific |
Customized |
|
Output Speed |
Model-Specific |
Customized |
|
Reduction Ratio |
Model-Specific |
Customized |
|
Gear Type |
Helical / Spur |
Customized |
|
Gear Material |
Alloy Steel |
Customized |
|
Housing Material |
Aluminum Alloy / Cast Iron |
Customized |
|
Lubrication |
Oil Bath / Grease |
Customized |
|
Mounting Type |
Flange / Foot Mounted |
Customized |
|
Shaft Type |
Solid / Hollow / Keyed |
Customized |
|
Motor Interface |
IEC / NEMA, Selected Models |
Customized |
|
Application |
High-Pressure Cleaning Equipment |
Customized |

Working Principle
Speed Reduction and Torque Increase: The motor drives the input shaft, and the power is output after being reduced by gears. This reduces the speed while increasing torque, driving the high-pressure plunger pump to operate stably.
Power Path: Motor / Engine → Speed Reducer → High-Pressure Plunger Pump → High-Pressure Water
Applications
Industrial Cleaning: Used for high-pressure cleaning systems for equipment, pipes, heat exchangers, etc.
Vehicle Washing: Suitable for high-pressure cleaning equipment for cars, buses, trucks, and fleets.
Pipe Cleaning: Used for pipe unclogging, maintenance, and high-pressure water jet equipment.
Manufacturing Capabilities
Gear Processing: Gear machining and heat treatment according to drawings, and inspection of tooth profile, tooth direction, and meshing dimensions.
CNC Machining: CNC machining of housings, shafts, flanges, and mounting holes, controlling key mating dimensions.
Assembly: Completion of gear, bearing, oil seal, and housing assembly, and inspection of gear clearance and rotation status.
Performance Testing: Conduct operational, noise, vibration, temperature rise, and sealing checks according to product requirements.
Quality Control
Incoming Inspection: Inspect the specifications and quality of gears, shafts, bearings, housings, and seals.
Process Inspection: Perform process inspections on key dimensions such as shaft diameter, shaft bore, and mounting surfaces.
Assembly Inspection: Inspect gear meshing, bearing installation, clearance, and lubrication status.
Final Testing: Conduct final operational and performance checks before product shipment, and provide corresponding inspection records.
Customization & OEM/ODM
Reduction Ratio: Customize the appropriate reduction ratio based on motor speed and pump target speed.
Shaft & Flange: Customize shaft diameter, keyway, flange, and mounting hole positions according to customer drawings.
Housing & Mounting: Configure housing materials and mounting methods according to equipment space.
Branding & Packaging: Support customized nameplates, laser markings, labels, and export packaging.
Production & Supply
Batch Production: Utilizing standardized production processes, we support bulk purchasing by overseas wholesalers, distributors, and OEM customers.
MOQ & Lead Time: The MOQ and lead time for standard and OEM products are confirmed based on model, quantity, and customization requirements.
Spare Parts: We provide commonly used maintenance spare parts such as gears, bearings, and oil seals, supporting overseas after-sales service.
Packaging & Shipping
Export Packaging: We use cartons, pallets, or plywood crates, providing moisture-proof, rust-proof, and secure protection according to shipping requirements.
Shipping: We support LCL, FCL, and Air Freight; specific logistics methods and trade terms are confirmed upon order confirmation.
Why Choose Us
High-Pressure Cleaning Expertise: We specialize in the R&D and manufacturing of high-pressure cleaners, understanding the power matching requirements of motors, reducers, and high-pressure plunger pumps.
Integrated Supply: In addition to speed reducers, we can supply high-pressure pumps and other core components for high-pressure washers.
Quality Control: Covering parts, processing, assembly, and factory testing, supporting specification consistency management for bulk orders.
OEM & Export Support: Providing OEM/ODM services, technical documentation, export packaging, spare parts, and after-sales technical support.
FAQ
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