China Submersible Pumps Suppliers Factory - Good Price Submersible Pumps Wholesale

Your Professional Submersible Pumps 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.

Stainless Steel Submersible Clean Water Pump
Stainless steel submersible clean water pumpIt is widely used in water supply and drainage in general places such as gardening fields, industrial and mining enterprises, construction sites, breeding, agriculture and families. The
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Plastic Submersible Clean Water Pump
SPP type plastic shell fresh water submersible pump can be used for watering and irrigation in horticultural field, oxygenation of water cluster box or general water supply and drainage in the place.
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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
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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
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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. This type of pump product
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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.
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Customized Submersible Pump Solutions

Whatever your specific needs or working conditions, we are committed to providing you with tailored submersible pump solutions to meet your specific application requirements.

Application Assessment
Identify specific application scenarios (such as drainage, sewage treatment, well water extraction, etc.).
Determine the type of conveying medium (such as clean water, wastewater, mud, etc.).

Flow and head calculation
Accurately calculate the required flow rate (gallons/minute or liters/second).
Evaluate the total head (including vertical lifting height and pipeline friction loss).

Material selection
Choose appropriate pump body materials (such as stainless steel, cast iron, engineering plastics, etc.) according to the conveying medium and working environment.

Power configuration
Choose electric, diesel or solar drive according to the on-site power supply conditions.
Ensure that the selected pump type is compatible with the existing power system (voltage, phase, frequency matching).

Size and weight considerations
Evaluate the installation space restrictions and confirm whether the pump body size and weight meet the handling and installation requirements.
Ensure that the pump equipment can be successfully placed in the predetermined location.

Efficiency and performance optimization
Prefer high-efficiency and energy-saving models to reduce long-term operating costs.
Refer to the performance curve to ensure that the pump's functional characteristics are accurately matched to actual needs.

Motor parameter verification
Verify the motor power (horsepower or kilowatts) and its efficiency indicators.
Ensure that the motor design is suitable for continuous or intermittent operation mode.

Control system integration
Provide multiple options such as manual control, automatic control or remote control.
Evaluate the actual application value of remote monitoring and automation functions.

Submersible Pump Specification

Model	Power	Water outlet diameter	Voltage	Maximum flow	Maximum lift	KG	Packing size
SPS150	150	80	220	370	3.5	11	202048
SPS200	200	25	220	90	8	13	141429
SPS250	250	40	220/380	100	8	10	201935
SPS400	400	50	220/380	200	9	16	21.51946
SPS700	700	50	220/380	380	11	19	21.51946

		DELIVERY n≈2850 l/min
KW	HP	Q	m³/h	0	1.2	2.4	3.6	4.8	6.0	7.2	8.4
KW	HP	Q	l/min	0	20	40	60	80	100	120	140
0.37	0.5	Head (m)		34	32	29	27	24	20	14	7
0.55	0.75			48	44	41	38	33	27	19	10
0.75	1.1			61	57	53	49	43	35	35	12
1.1	1.5			82	76	71	65	57	47	47	17
1.5	2			102	95	88	81	72	59	59	21
2.2	3			122	114	106	98	86	71	71	25
2.2	3			143	133	124	114	100	82	82	29
3	4			177	165	153	141	124	102	102	36
4	5.5			218	203	189	173	153	125	125	44
5.5	7.5			245	228	212	192	172	141	141	50
5.5	7.5			272	254	236	217	191	157	157	55
7.5	10			306	285	266	244	215	176	176	62
7.5	10			340	317	295	271	239	196	196	69

Different Types of Submersible Pumps

Sump Pumps
Sump pumps are installed at the lowest point in a commercial facility or home to prevent water collection, which could result in water damage and mold. If there was a broken water pipe or flood water collecting in a basement, a sump pump would move the water away from the area.

Effluent/Sewage Pumps
This type of submersible pump is meant to handle wastewater. It pushes sewage and water from a treatment facility or septic tank to another location, such as a drain field or treatment system. These pumps come in a variety of sizes to handle different types of particles and fluids.

Water Pumps
A submersible water pump is made to push water that doesn't contain contaminants or large particles. They can be used to move water between two points and are efficient options for utilities, pools, drain systems, and more.

Dewatering Pumps
A dewatering pump is used to pump water away from a flooded area. Construction sites and some agricultural fields don't have proper drainage solutions, so make use of these pumps to prevent damage.

Stainless Steel Casing Submersible Pumps

Applications of Submersible Pumps

● Stormwater drainage

● Wastewater management

● Final effluent

● Raw water

● Sludge

● Emergency flood control

● Agriculture Irrigation and drainage

● Aquaculture

● Industrial

● Municipal

● Any places that require moving large volumes of water

Submersible Pumps Installation and Maintenance Tips

Proper installation and maintenance of submersible pumps are vital, ensuring long-lasting performance and efficient operation. Follow comprehensive guidelines for the best results.

Begin with thoroughly reading the manufacturer's manual. This includes crucial details.

Carefully inspect the water pump to ensure there are no visible damages or defects before installation.

Position the pump in a vertical orientation, avoiding surface contacts that could restrict flow.

Always use appropriate, grounded electrical connections, adhering strictly to local electrical codes and safety standards.

Regularly check for wear and tear, particularly on seals and bearings, to prevent unforeseen breakdowns. Scheduled maintenance includes cleaning and inspecting all parts to avoid the buildup of sediments and debris.

The key to your pump's longevity lies in diligent care. Consistent upkeep ensures optimal performance per your needs.

The Do's and Don'ts of Submersible Pumps

Do make sure the pump is undamaged before using it.
Do read all pertinent installation information and instructions.

Don't

Don't use the pump to pump hydrocarbons such as diesel, petrol and other fuel oils.
Don't operate the pump in any highly corrosive settings that might damage it.

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

Q: What is the lifespan of a submersible well pump?

A: On average, a well-maintained submersible well pump can last anywhere from 10 to 25 years. However, it's important to note that some pumps may last longer or shorter depending on the specific circumstances.

Q: What is the maximum temperature a submersible pump can handle?

A: The maximum temperature a submersible pump can handle can range from approximately 40 to 120 degrees Celsius. However, it varies depending on the specific model and manufacturer.

Q: Can submersible pumps be used in sewage systems?

A: Yes, they can be used in sewage systems. In fact, submersible pumps are preferably used for this purpose. They are specifically designed to handle wastewater transportation, including solids and other waste materials, from septic tanks, treatment facilities, etc.

Q: How much horsepower is needed for a submersible pump?

A: For small-scale use, submersible pumps typically range from 1/2 HP to 1 HP. However, larger applications may require higher horsepower options, which ranges from 1 HP to several hundred HP, for commercial or industrial purposes.

Q: What is a submersible pump, and how does it work?

A: A submersible pump is a type of centrifugal pump designed to submerge the fluid it is pumping fully. It operates by converting rotational energy from a motor into kinetic energy, which increases the fluid's velocity and pressure, allowing it to be pumped to the surface or a desired location.

Q: What are the advantages of using a submersible pump?

A: Submersible pumps offer several advantages, including efficient operation, quiet performance, space-saving design, and the ability to pump fluids from significant depths. They are also less prone to priming issues than surface pumps and can handle a wide range of fluids, including clean water, wastewater, and abrasive slurries.

Q: What is the purpose of a submersible pump?

A: The submersible pump is used for draining water: for example, for reducing groundwater, pumping groundwater to be used as drinking or fire-fighting water, pumping dirty water, and draining wastewater.

Q: Is a submersible pump good for home use?

A: Yes, submersible pumps can be an excellent choice for home water supply, especially in areas with limited space or where noise is a concern. They are efficient, reliable, and can provide a steady water flow for domestic use.

Q: How long can a submersible pump run continuously?

A: Submersible pumps are designed for continuous operation, which means you can run them for 24 hours a day, if necessary, when mains powered. The pump needs to be submerged in water continually during this time for cooling, as dry running will lead to the motor overheating and burning out.

Q: Do submersible pumps use a lot of electricity?

A: A 1 HP submersible well pump will require a 2.5 KW internally regulated generator to operate the pump. A 30 amp breaker means the pump is smaller than 2 hp will use ~13 amps/2300 watts during operation and will require a 4 KW internally regulated generator to operate the pump.

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