Your Professional Submersible Sewage Pump Manufacturer!
Hangzhou Ruifeng Environmental Protection Technology Co., Ltd. is a diversified high-tech enterprise integrating research and development, manufacturing, sales and service. The company's main sewage pump, integrated prefabricated pump station, integrated sewage treatment equipment, catering oil and water separation equipment and integrated sewage upgrading equipment.
Why Choose Us
Quality Control
We strictly follow the ISO 9001 series of standards for quality control to ensure that all products undergo comprehensive performance tests before leaving the factory to ensure the reliability of product quality.
Production Capacity
The company has strong production capacity, with more than 100 employees, a plant area of 5,000 square meters, and equipped with various heavy and precision processing equipment to meet diverse production needs.
OEM and ODM Services
For OEM and ODM business, when you put forward specific requirements, our professional team of engineers will quickly provide you with customized solutions. We not only provide a wide range of products, but also provide comprehensive technical support according to your actual needs to ensure that you choose the most suitable products for you.
Patent Certificate
We have obtained Environmental management system certification, quality management system certification, occupational health and safety management system certification, design patent certificate, utility model patent certificate, etc.
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Stainless Steel Submersible Cutting PumpStainless steel submersible cutting pump It is a kind of equipment that combines the dual advantages of submersible pump and sewage pump. It is made of stainless steel and has the characteristics of corrosion resistance, wear resistanceread more
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Plastic Submersible PumpsPlastic Submersible Pumps It is submersible pumps whose casing material is industrial plastic, a plastic with superior strength, impact resistance, heat resistance, hardness and aging resistance. Engineering plastic pumps are products maderead more
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Stainless Steel Casing Submersible PumpsStainless steel submersible pumps are pumps that are widely used in a variety of environments and industries, and are characterized by compact construction, small footprint, high efficiency, and long service life. This type of pump productread more
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Large Submersible Sewage PumpHigh flow submersible pump is an important deep well water lifting equipment, which is characterized by a large range of flow rate and head, widely used in a variety of occasions requiring water lifting.read more
Submersible Sewage Pump Customization List

● Cable length, color, plug, connector, etc.
● Speed control.
● Label for customer's own needs.
● Special protection function.
● Pump housing, rotor, gasket, shaft's materials.
● Pump inlet and outlet forms.
● Working performance such as max head, max flow, noise level, max withstand working fluid temperature, IP protection class, etc.
● Accessories, such as filter, valve, sucker and so on.
● Appearance.
● Submersible.
● Advanced function's.

Submersible Sewage Pump Technical Parameters
|
Model |
Power |
Water outlet diameter |
Voltage |
Maximum flow |
Maximum lift |
|
50WQ12-15-1.5QG |
1500 |
50 |
220/380 |
12 |
12 |
|
50WQ10-20-2.2QG |
2200 |
50 |
380 |
10 |
20 |
|
65WQ25-15-2.2QG |
2200 |
65 |
380 |
25 |
15 |
|
80WQ35-10-2.2QG |
2200 |
80 |
380 |
35 |
10 |
|
50WQ15-20-3QG |
3000 |
50 |
380 |
15 |
20 |
|
65WQ35-15-3QG |
3000 |
65 |
380 |
35 |
15 |
|
80WQ40-12-3QG |
3000 |
80 |
380 |
40 |
12 |
|
50WQ15-25-4QG |
4000 |
50 |
380 |
15 |
25 |
|
65WQ25-22-4QG |
4000 |
65 |
380 |
25 |
22 |
|
80WQ45-17-4QG |
4000 |
80 |
380 |
45 |
17 |
|
80WQ45-20-5.5QG |
5500 |
80 |
380 |
45 |
20 |
|
100WQ65-15-5.5QG |
5500 |
100 |
380 |
65 |
15 |
|
80WQ50-22-7.5QG |
5500 |
80 |
380 |
50 |
22 |
|
100WQ100-15-7.5QG |
7500 |
100 |
380 |
100 |
15 |
Stainless Steel Submersible Cutting Pump
Stainless steel submersible cutting pump It is a kind of equipment that combines the dual advantages of submersible pump and sewage pump. It is made of stainless steel and has the characteristics of corrosion resistance, wear resistance and strong self-priming ability.
Plastic Submersible Pumps
Plastic Submersible Pumps It is submersible pumps whose casing material is industrial plastic, a plastic with superior strength, impact resistance, heat resistance, hardness and aging resistance. Engineering plastic pumps are products made from these materials with special physical and chemical properties that can meet different industrial requirements.
Stainless Steel Casing Submersible Pumps
Stainless steel submersible pumps are pumps that are widely used in a variety of environments and industries, and are characterized by compact construction, small footprint, high efficiency, and long service life.
Large Submersible Sewage Pump
High flow submersible pump is an important deep well water lifting equipment, which is characterized by a large range of flow rate and head, widely used in a variety of occasions requiring water lifting.
Our Company Has More Products to Offer, Please Browse the Product Categories on the Website, If You Have Any Needs, Please Contact Us.

● Wastewater drainage in factories, construction sites and commercial facilities.
● Drainage system in municipal sewage treatment plants.
● Drainage station in residential quarters.
● Municipal projects.
● Methane pools and field irrigation in countryside.
Submersible Sewage Pump Installation Notes
When it comes to installing a submersible sewage pump, safety is of utmost importance. Proper handling of equipment and electricity and water safety are two key considerations that should not be overlooked.
Proper Handling of Equipment
It is important to wear appropriate personal protective equipment (PPE), gloves and eye protection, when handling equipment and during the installation process. This will help protect against cuts, scrapes, and other injuries.
Electricity and Water Safety
Submersible sewage pumps are typically powered by electricity, which means there is a risk of electrical shock during installation. It is important to turn off the power to the area where the submersible sewage pump will be installed before beginning work. This can be done by turning off the circuit breaker or unplugging the pump.
Another important consideration is water safety. The installation process may involve working in or around water, which can be dangerous if proper precautions are not taken. It is important to wear appropriate footwear with good traction to prevent slipping and falling. In addition, it is important to avoid standing in water while working with electrical equipment.
Precautions for Use of Submersible Sewage Pump
When the humidity sensor or temperature sensor issues an alarm, the pump body vibrates or has abnormal noise during operation, or when the output water pressure drops and the power consumption rises significantly, the submersible sewage pump should be stopped immediately for maintenance.
When some poorly sealed submersible pumps are immersed in water for a long time, even if they are not used, the insulation value will gradually decrease, and eventually, they cannot be put into use, even in a time shorter than the working time of continuously running submersible sewage pumps in water. Loss of insulation occurs. Therefore, the standby submersible pump in the suction tank sometimes cannot function as a standby. If conditions permit, it can be used as a dry standby outside the tank. When a submersible pump in operation fails, immediately stop and lift it up, and then put the standby pump down again. go.
The submersible sewage pump cannot be opened and stopped too frequently, otherwise, the service life of the submersible pump will be affected. When the submersible sewage pump is stopped, the water in the pipeline will flow back, and if it is restarted immediately at this time, the electric pump will be overloaded when it is started, and it will bear unnecessary shock loads, in addition, the submersible pump will be damaged if it is started and stopped too frequently. Parts with poor impact ability and damage to the entire electric pump.
After stopping, the motor cannot be restarted until the motor completely stops running.
The power supply must be cut off when checking the electric pump.
When the submersible sewage pump is working, do not wash items, swim, or put livestock into the water nearby, so as to avoid electric shock accidents when the electric pump leaks.
Product Warranty
According to the terms of the contract, the equipment provided enjoys a two-year warranty service from the date of successful installation and commissioning, of which the electrical part has a warranty period of 18 months.
Our Certificate



FAQ
We're well-known as one of the leading submersible sewage pump suppliers in China. If you're going to wholesale high quality submersible sewage pump, welcome to get quotation from our factory. For price consultation, contact us.
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