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High-performance high-pressure cleaning gun with pressure resistance up to 500 bar and leak-proof interface meets large-flow commercial and industrial cleaning. As an independent R & D manufacturer, Winspan have independent production lines, eliminate all middlemen, and provide you with competitive ex-factory prices and faster delivery speeds.

For global cleaning equipment distributors, we provide high-volume, multi-specification high-pressure cleaning guns. The Winspan source factory supports direct batch ordering, providing competitive ex-factory prices and long-term stable parts supply chain support.

It is suitable for professional teams that undertake vehicle beauty, municipal facilities washing, exterior walls and ship deck cleaning. The hardware design with high durability and long life can effectively reduce the damage rate of field equipment and reduce the stagnation of construction period.

Suitable for high-pressure cleaning accessories manufacturers who need to build their own brands. Winspan provide flexible design, labeling and packaging customization services to help customers quickly establish the competitive advantage of local brands.

As the original accessory of the high-pressure cleaning machine factory or the high-pressure pump assembly enterprise, the high adaptability and high-standard parameter test ensure its perfect compatibility with the whole machine system.


The valve core adopts high purity ceramic valve ball, the hardness and wear resistance are greatly improved, and the wear is reduced by 80% under high pressure and frequent opening and closing, which effectively extends the overall service life of the cleaning gun for more than three years.

The whole gun body is made of thickened forged brass, which can withstand a working pressure of 500 bar and a hot water medium of 150 degrees Celsius to ensure the anti-cracking and anti-deformation ability under industrial-grade high-load operation.

The internal waterway pipes are all made of 304 seamless stainless steel pipes to avoid long-term contact with water flow and inner wall corrosion of cleaning agents, and to ensure that the water pressure is non-destructive and zero impurity blockage.

The water inlet is equipped with a 360-degree rotatable anti-winding quick connector to prevent kinking and folding of the high-pressure hose during operation, reduce pipeline operation resistance and improve 30% operation efficiency.

The wrench is designed with a double mechanical safety lock to prevent high-pressure water injection accidents caused by accidental touching of the wrench in the non-operating state, and significantly improve the operational safety during construction operations.

The ergonomic and labor-saving connecting rod trigger structure reduces the force required to hold and pull the wrench by 35%, and can greatly relieve hand fatigue even if the continuous operation is operated for hours.
| Parameter Items | Parameter values | Material and Interface Standards |
| Maximum design pressure | 500 Bar | Forged brass valve body |
| Continuous work pressure | 400 Bar | High-strength engineering plastic shell |
| Maximum rated flow | 45 L/min | 304 stainless steel internal pipes |
| Maximum medium temperature | 150 degrees Celsius | Fluororubber high temperature resistant sealing ring |
| Inlet specifications | 3/8 inch quick connector | 360-degree free rotation anti-knot design |
| Outlet specifications | 1/4-inch quick-release socket | Spring Stainless Steel Self-Locking Structure |
| Valve core assembly | Ceramic ball with stainless steel seat | Zero-leakage sealing structure |
Ordinary high-pressure cleaning guns on the market often use plastic shells or ordinary low-density brass valve bodies. In a high-load commercial cleaning environment, frequent wrench operation can easily lead to rapid wear and leakage of internal valves. The Winspan high-pressure cleaning gun uses a combination of precision ceramic and stainless steel valve stem with extremely high wear resistance in the key parts of the valve core, which greatly reduces the micro-wear caused by long-term high-frequency opening and closing, and improves the sealing performance of the overall structure. Ensure that there is no water leakage for a long time under high pressure working conditions. Because industrial cleaning usually faces the requirements of high water temperature and extreme high pressure, ordinary spray guns are prone to cracks or joint deformation under alternating temperature or overpressure operation. The Winspan relies on its own source manufacturing process to carry out precision stretching and thickening of stainless steel pipes, and to carry out multiple heat treatment processes on forged brass gun body, so that the gun body has extremely high toughness and pressure resistance, suitable for extreme industrial grade and commercial high-strength heavy-duty washing operations.


The interface of ordinary cleaning gun is easy to fail under the frequent fluctuation of high pressure. Winspan, multiple sealing rings and precision stainless steel rotary joints are used to eliminate the hidden danger of water seepage in the interface.

In view of the problem of hand soreness of the operator’s high-intensity and long-time pulling wrench, the Winspan of labor-saving mechanical linkage will reduce the opening and closing resistance and reduce the probability of hand soreness.

In view of the serious hot problem of the handle of the traditional spray gun when delivering hot water, the Winspan high-pressure cleaning gun adopts a heat-insulating cavity polymer shell to reduce the temperature of the holding part.

Align the high-pressure hose quick connector with the rotary connector at the bottom of the cleaning gun, lock it clockwise until there is no shaking, and quickly insert the required nozzle at the front water outlet.

Make sure that the safety lock is in the locked state before water supply. After opening the water source, unlock the wrench and empty it for several seconds to drain the air in the pipeline to achieve stable water outlet pressure.

Clench the handle of the cleaning gun with both hands, aim at the surface of the object to be cleaned and keep a safe distance, and pull the wrench to start high-efficiency high-pressure washing work.

After cleaning, close the high-pressure main engine and water source, pull the wrench to release the residual high-pressure water flow in the gun body, lock the safety pin and hang the spray gun vertically and place it in a dry place.
High-performance high-pressure cleaning gun with pressure resistance up to 500 bar and leak-proof interface meets large-flow commercial and industrial cleaning. As an independent R & D manufacturer, Winspan have independent production lines, eliminate all middlemen, and provide you with competitive ex-factory prices and faster delivery speeds.

500 bar
Working pressure
45 liters per minute
Maximum flow rate
150 degrees Celsius
Maximum temperature

The valve core adopts high purity ceramic valve ball, the hardness and wear resistance are greatly improved, and the wear is reduced by 80% under high pressure and frequent opening and closing, which effectively extends the overall service life of the cleaning gun for more than three years.

The whole gun body is made of thickened forged brass, which can withstand a working pressure of 500 bar and a hot water medium of 150 degrees Celsius to ensure the anti-cracking and anti-deformation ability under industrial-grade high-load operation.

The internal waterway pipes are all made of 304 seamless stainless steel pipes to avoid long-term contact with water flow and inner wall corrosion of cleaning agents, and to ensure that the water pressure is non-destructive and zero impurity blockage.

The water inlet is equipped with a 360-degree rotatable anti-winding quick connector to prevent kinking and folding of the high-pressure hose during operation, reduce pipeline operation resistance and improve 30% operation efficiency.

The wrench is designed with a double mechanical safety lock to prevent high-pressure water injection accidents caused by accidental touching of the wrench in the non-operating state, and significantly improve the operational safety during construction operations.

The ergonomic and labor-saving connecting rod trigger structure reduces the force required to hold and pull the wrench by 35%, and can greatly relieve hand fatigue even if the continuous operation is operated for hours.
| Parameter Items | Parameter values | Material and Interface Standards |
| Maximum design pressure | 500 Bar | Forged brass valve body |
| Continuous work pressure | 400 Bar | High-strength engineering plastic shell |
| Maximum rated flow | 45 L/min | 304 stainless steel internal pipes |
| Maximum medium temperature | 150 degrees Celsius | Fluororubber high temperature resistant sealing ring |
| Inlet specifications | 3/8 inch quick connector | 360-degree free rotation anti-knot design |
| Outlet specifications | 1/4-inch quick-release socket | Spring Stainless Steel Self-Locking Structure |
| Valve core assembly | Ceramic ball with stainless steel seat | Zero-leakage sealing structure |


The interface of ordinary cleaning gun is easy to fail under the frequent fluctuation of high pressure. Winspan, multiple sealing rings and precision stainless steel rotary joints are used to eliminate the hidden danger of water seepage in the interface.

In view of the problem of hand soreness of the operator’s high-intensity and long-time pulling wrench, the Winspan of labor-saving mechanical linkage will reduce the opening and closing resistance and reduce the probability of hand soreness.

In view of the serious hot problem of the handle of the traditional spray gun when delivering hot water, the Winspan high-pressure cleaning gun adopts a heat-insulating cavity polymer shell to reduce the temperature of the holding part.
For global cleaning equipment distributors, we provide high-volume, multi-specification high-pressure cleaning guns. The Winspan source factory supports direct batch ordering, providing competitive ex-factory prices and long-term stable parts supply chain support.

It is suitable for professional teams that undertake vehicle beauty, municipal facilities washing, exterior walls and ship deck cleaning. The hardware design with high durability and long life can effectively reduce the damage rate of field equipment and reduce the stagnation of construction period.

Suitable for high-pressure cleaning accessories manufacturers who need to build their own brands. Winspan provide flexible design, labeling and packaging customization services to help customers quickly establish the competitive advantage of local brands.

As the original accessory of the high-pressure cleaning machine factory or the high-pressure pump assembly enterprise, the high adaptability and high-standard parameter test ensure its perfect compatibility with the whole machine system.


Align the high-pressure hose quick connector with the rotary connector at the bottom of the cleaning gun, lock it clockwise until there is no shaking, and quickly insert the required nozzle at the front water outlet.

Make sure that the safety lock is in the locked state before water supply. After opening the water source, unlock the wrench and empty it for several seconds to drain the air in the pipeline to achieve stable water outlet pressure.

Clench the handle of the cleaning gun with both hands, aim at the surface of the object to be cleaned and keep a safe distance, and pull the wrench to start high-efficiency high-pressure washing work.

After cleaning, close the high-pressure main engine and water source, pull the wrench to release the residual high-pressure water flow in the gun body, lock the safety pin and hang the spray gun vertically and place it in a dry place.