Q:What's the quality level of your capacitors? A:As the top three capacitor manufacturers in Wengling, we have engaged in producing capacitor for over 28 years,we always abide by the principle of quality first ,user foremost ,punctual delivery,continuous improvement and customers' satisfaction.So as you see ,our quality level is above average in capacitor market,so we have nice quality with favora...

Q:Will you have good discount at the end of year? A:We will provide discount on our capacitor to celebrate the new year holiday and the Christmas holiday .So if you are prepare for the next year purchase,it will be the best time for you.Good quality and best price will waiting for you.

Q:How I check my air-conditioner capacitors? A:There is simple way to check just by watching and listening .Do as followings: 1.Do you hear any humming?2.Do you see the fan spinning?If the A/C is humming but the fan can't running,so as followings:●Find a long skinny stick .●Slide the stick through the fan grate and push one of the fan blades.If the fan takes off on its own and keeps running ...

Q:How I visit your factory? A:We are located at Shanshi industrial Zone ,Daxi Town,Wenling City ,Zhejiang Province .If you have the willing to work with us and want to visit our factory , just contact me before you come ,we will take you to visit and make you feel at home.We believe we are the right choice for you.

Q:How do I know if my start capacitor is bad? A:Most failures are one of two types: 1."The start cap blew its guts out!" This is what we call catastrophic failure. It is usually caused by an electric motor's starting circuit being engaged too long for the intermittent duty rating of a start cap. 2. The top of it has literally been blown off, and the insides have been partially or fully eje...

Q: My motor is slow to start. Is my start capacitor bad? A: The answer to this question is maybe. Your start capacitor may have lost its capacitance rating due to wear and age, or you may have other non capacitor related issues related to other motor components. ...

Q: Can you do OEM or ODM for me? A: Sure,OEM and ODM are available for us. What you have to do is give us authorization, quality acceptance criteria and capacitor designing requirements. ...

Q: What else should I know about Start Capacitors before I buy one? MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 ...

Q: Are your capacitors as good as catalogue shows? A: Absolutely! From materials such as aluminum foil, electrolyte, guiding needle to test equipments for example full-automatic aging machine are the choice.MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0 ...

Q: What consequences are expected when the voltage of reverse polarity is applied on an aluminum electrolytic capacitor? A: The anode foil of polar aluminum electrolytic capacitor is subjected to chemical conversion treatment forcedly so as to have wi...

Q: What consequences are expected when the voltage exceeding the rated voltage is applied on an aluminum electrolytic capacitor? A: On the anode foil of aluminum electrolytic capacitor, an oxide film capable of withstanding the...

Q: Can a start capacitor be interchanged with a run capacitor? A: Yes and no. In unusual circumstances, a run capacitor could be used as a start capacitor, but the values available are much lower than the values usually available for dedicated start capacitors. The capacitance and voltage ratings would ...

Q: Can I use high rated voltage in low voltage? A: Of course you can, you can use the capacitor under the rated voltage, but you will destory the capacitor if you used in hige voltage higher than rated voltage.

Q: Where is your factory located? How can I visit there? A: Our factory is located in Wenling City, Zhejiang Province, China, about 2 hours railway ride from Shanghai. All our clients, from home or abroad, are warmly welcome to visit us! ...

Q; How do we measure capacitance? A: The size of a capacitor is measured in units called farads (F), named for English electrical pioneer Michael Faraday (1791–1867). One farad is a huge amount of capacitance so, in practice, most of the capacitors we come across are j...

Q: Why Does an AC Motor Need a Capacitor to Start? A: Electric motors fall under a few basic types: Direct current (DC), single phase alternating current (AC), and multiphase AC. Each one of these types has many designs. The AC motors used in your dishwasher, vacuum cl...

Q: What is a Filter Capacitor? A: A filter capacitor is an electronic component that removes voltage or signal spikes in electronic circuits. Capacitors are used as filter devices due to their ability to absorb and effectively store electrical charges at predetermi...

Q: What is Capacitor bank? A: A capacitor bank is a grouping of several identical capacitors interconnected in parallel or in series with one another. These groups of capacitors are typically used to correct or counteract undesirable characteristics, such as power ...

Q:　How about the packing way? Ａ：Standard export carton box. inside the box, there are 4 ways to pack: 　　a: 100pcs/ctn, the capacitor packed in the box directly; 　　b: 100pcs/ctn, single capacitor packed in a grid; 　　c: 100pcs/ctn, every capacitor with single box...

Q: How is the guarantee of the quality? A: Any quality problem, you can contact the sales or the manager, our engineers will settle the problem, and we promise to replace goods or return your funds.

Q: How is your product quality? A: We purchase the famous brand material film to make every product,all our products are as good as the samples that send you free for testing.

Q: How does your factory do regarding quality control ? A: Quality is Priority ! So we always attach great importance to quality controlliing from the very begining to the very end. Firstly, we have ISO9001 certification, so far all the production process, we have sta...

Q: Can your factory print or emboss my logo on the goods ? A: Yes,we can print or emboss the logo on the goods or their packing box, for patent protection purpose, a letter of attorney ( letter of authorization )shall be provided for the logo .We usually produce goo...

Q: How can I get some samples ? A: We are honored to offer you samples for free,but the new clients are expected to pay the express cost, and the charge will be deducted from the payment for formal order.

Q: What are typical run capacitor ratings? A: Most electric motor run capacitor applications use a rating of 2.5-100 uf (microfarrads) capacitance and voltages of 370 or 440 VAC. They are also usually always 50 and 60 Hz rated. Case designs are round or oval using most...

Q: What is the lifetime of different class? A: The lifetime of Class C is 3000 hours The lifetime of Class B is 10000 hours The lifetime of Class A is 30000 hours

Q: How is a run capacitor different from a start capacitor? A: Start capacitors give a large capacitance value necessary for motor starting for a very short (seconds long) period of time. They are only intermittent duty and will fail if energized too long. Run capacito...

Q: What is a start capacitor used for? A: start capacitor is used to briefly shift phase on a start winding in a single phase electric motor to create an increase increase in torque. Start capacitors possess a very large capacitance value for their size and voltage ra...

Q: What is a run capacitor used for? A: A motor run capacitor is used to continuously adjust current or phase shift to a motor's windings in an effort to optimise the motors torque and efficiency performance. All run capacitors are designed for continuous duty, and as...

Q: What are typical start capacitor ratings? A: Most start capacitors have ratings of 50-1200 uf capacitance and voltages of 110/125, 165, 220/250 or 330 VAC. They are also usually always 50 and 60 Hz rated. Case designs are typically round and cast in black phenolic o...

Q: Why you choose Dingfeng? A: As one of the earliest capacitor manufacturers for over 27 years in China. We are specialized in producing AC motor capacitors (including CBB60, CBB61, CBB65, CBB80, CD60) and power capacitors.

Q: Can I use a capacitor with a higher rated voltage than the original one? A: Yes. You can use a capacitor with an equal or higher rated voltage than the original, but you cannot use a capacitor with a voltage rating that is lower than the one you are replacing. ...

Q: Where we can get your Catalogues? A: We had add a title after CONTACT US called DOWNLOAD: you can download our catalogues there.

Q: What's the MOQ for level B capacitor A: Sometimes the MOQ for our capacitor is 500, however, we need to import special file for Level B capacitors. So the MOQ for level B caoacitor is 1000 PCS each.

Q: What is the new delivery time? A: Nowaday, the new delivery time is 40 Days for the reason the sales reason is coming.

Q: Why there is no price in your web? A: Because we are manufacturer rather than retailer. So we have our MOQ and our special discount if quantity is BIG

Q: What is the Minimun order value of TUV samples A: The TUV sample price isn't very high. 1200Usd is the Minimun order value of TUV samples (100pcs). And we will send it by international express.

Q: If I can't find a replacement for my dual run capacitor, can I use two separate run capacitors? A: The dual run capacitor design's only advantage is that it comes in a small package with only 3 connections. There is no other difference. If there is enough mounting space, using two separate run capacitor...

Q: The original capacitor is 120uF, Can I try 60uF with 2 units? A: Of course could, but you should use the same types and same Voltage and Ampere.

Q:How long should my run capacitor last? A:The mid point for a good quality aftermarket (a capacitor that didn't come with your motor) run capacitor would be 30,000-60,000 running hours. Factory installed run capacitors sometimes have a designed lifespan of much less th...