Audited Supplier
KNB2-63DC circuit-breakers are used in communication systems and PV DC systems.
Rated working voltage to 250/500/1000V, and rated current to 63A as protection against short-circuit
Nice in appearance, reasonable in structure, sound in feature and high in breaking capacity
Installed with standard din rail
Convenient and easy in usage
Used as infrequent on-and-off operation and changeover
Standard of IEC/EN60947-2
| Frame class | 63A |
| Rated working voltage | 250/500/1000V |
| Rated working current | 1,2,3,4,6,10,13,16,20,25,32,40,50,63A |
| Making and breaking capacity | 6000A |
| Poles | 1,2,4P |
| Mechanical life | 10000 |
| Electric life | 4000 |
Q1: Are you a trading company or a manufacturer?
A: We are a manufacturer, our company has a history of 38 years. We have been specializing in the production of a series of electrical products such as surge protectors, fuses, circuit breakers, etc.
Q2: If OEM is acceptable?
A: We can provide OEM and ODM services. We have many different specifications and appearances for customers to choose.
Q3: How long is your delivery time?
A: Our delivery time is determined according to the purchase quantity. Generally, it is about 3-40 days, less than 300 pieces within 5 days, 300-2000 pieces within 7-15 days, 2000-20000 only within 15-40 days.
Q4: Do you provide sample? Free or charge?
A: We can provide free samples to customers, but only one piece, but customers need to bear the freight.
Q5: How many staffs do you have in your factory?
A: Our company is located at 258 Weishi Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province, with a factory area of over 35000 square meters and more than 360 employees.
Q6: Do you have sales target finished amount requirement to the distributor?
A: We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion. According to different requirements of different countries, new and old customers are welcome to consult.
Q7: Do you have detailed and professional installation manual?
A: Of course, you can find the installation manual of any product on our website, and there will be an installation manual in our product box.
Q8: Can your product be installed in cold or hot weather? A: The working environment temperature of our surge protector is -40ºC~80ºC, as long as the installation environment you are in does not exceed this range, they can all work normally.
Q9: Is there a discount for me to buy more products?
A: We are now in the September Purchasing Festival event. Most of the products in the live broadcast room have very large discounts. In addition, depending on your purchase volume, we have different discounts. 1% discount for orders above the product amount of US$50,000 (excluding shipping costs) 2% discount for orders above the product value of 150,000 US dollars (excluding shipping costs) 3% discount for orders above the product value of US$300,000 (excluding shipping costs) 5% discount for orders over 500,000 US dollars (excluding shipping).
Q10: Will you will attend the fair to show your products? A: Yes, we participate in 3-4 international exhibitions every year, such as the Canton Fair, the Middle East Dubai Electricity Show, the Asian Electricity Show, etc. A series of different exhibitions, and we look forward to seeing each other at the exhibition!
