FAQ list below are questions that concerned most by our customers. Questions includes :What kind of pumps do you supply, how to choose a dc circulation water pump, how to order a pump from us, how to use the pump, how to customize a pump, etc. Please feel free to contact us, if you have any special questions on learn more about us or our products. Our sales people,or our engineers will answer you promptly.
Sincerely looking forward to building up long term partnership with you and your company! Will provide you high quality and performance with most competitive price pumps to you.
- What’s the main products of VOVYO company?
VOVYO manufacture almost all kinds of micro dc pumps (Such as: automotive electric water pump, ultra quiet water pump, food grade pump, solar water pump, hot water recirculating pump. ) for over 10 years with high performance and quality as well as competitive price.
- How to choose the right water pump?
Please tell us your requirements on the working voltage, max head and max flow, running time, application, fluid,ambient temperature, fluids temperature, submersible or not, special function, food grade material nor not, power supply form etc, according to your application requirements. Then we will recommend the most suitable pump for you.
- Do you offer free samples?
Generally speaking, we do not offer free sample. You can purchase a sample from us to test its performance. And will refund the sample fee to you in the form of providing equivalent value pump in the future. When you place an bulk order to us.
- How can I get a sample from VOVYO?
You can talk your needs with our sales people to get the most suitable pump recommendation from them. We will arrange the sample production after received your sample order. And deliver the sample by express as soon as the production is finished.
- How do I order a custom product from VOVYO?
Kindly please contact our sales people by E-mail:[email protected]. Our highly engineer department will set up a project team for customized pump , them will design and customize the pump for you according to you needs.
- What’s your production time(Lead time) ?
We can delivery the goods after we received your payment as long as we have the products in stock. For sample making time is 7days, small order production time is 12~15days, bulk order production time is 25~35days.
- What’s the freight channel do you use for delivering the goods?
We usually use express such as DHL, FedEx, UPS, air ways to deliver samples and small quantity orders. For bulk orders we recommend customers ship the goods by sea so as to save freight fee.
- Do you accept payment made by Paypal ?
Yes, we do accept payment made by Paypal and prefer sample fee and small order make by Paypal. That will save much transfer time than T/T payment.
- Can you customize a pump for my own needs ?
Yes, we can customize a pump for your needs, if you annual quantity demands reach a certain quantity.
- What is the mold fee and development fee?
Mold fee is depends on the pump’s power, size ,performance, special function, and the mold fee can be refunded to you. In the form of providing equivalent value pump to you in the future. When the ordered pumps reach a certain quantity. No need development fee.
- How long will it take for you to customize a pump for me ?
It will take 30~45 days to design the pump and open the pump mold. Time cost depends on the pump’s power, size ,performance, special function etc.
- Can you provide me the 2D drawings or 3D model drawing of your pump to install it in my product system to check the size is suitable for my product or not?
Yes, of course we can. As your potential partner in the future business , its our pleasure and responsibility to do our best effort to support your business.
- What kind of power supply can I use for driving your pump ?
Almost of all kinds of DC power supply can drive our pump. Such as: DC power supply, all kinds of battery, solar panel for the 3 phase pumps etc.
- What type of the fluids can you pump work for ?
Our pump can work with water, oil, antifreeze, coolant, and the food grade pump can pump beverage, fruit juice etc. Furthermore we also can provide acid and alkali fluids solution if you have such needs.
- What is the work noise of your pump ?
The work noise of our most pumps is below 40dB, some of them even low to 23dB and 25 dB.
- What is the difference between 2 phase and 3 phase of the some model pump?
3 phase pump can endure more high working fluids temperature. Two phase working fluid temperature
should be lower than 70°C or 50°C, however, 3 phase pump can higher than 100°C or even 125°C. - What is the working voltage range for rated 12V and 24V pump?
Our 12V pump’s working voltage range is 5V~14V, 24V pump’s is 12v~30V. Some series pump’s working voltage range is more wider than this.
- What’s the material do you use for your pumps ?
Material used for normal type pump is PA66+30%GF, PPS, material used for food grade pump is PPE. Material used for some automotive electric water pumps is Al alloy + PPS.
- Can I run dry the pump? (operated the pump without fluids on its chamber )
Suggest you operate the pump with fluids on its chamber. Since the pump motor will be burnt caused by the temperature rise due to poor heat dissipation.
- Do you always have pumps in stock ?
We do have some models pump in stock. However, most of the pumps need to be placed an order to produce them for you. Since, there are hundreds of models in our product catalog, its really very hard for us to have all of them in stock.
- Do your pumps with submersible function and can be used as a self-priming pump ?
Some of our pump with IP68 waterproof class can be used as a submersible pump. As all of our pumps are centrifugal pumps, therefore they do not have self-priming ability. So, you can’t use them as a self-priming pump.
- How to install the pump in my application system or my product ?
People should install the pump with its inlet under the water level. For IP68 pumps, you can fix it submersible or outside of the water.
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