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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: WOSN
  • Model Number: BY-2188
  • Type: Plug with Socket
  • Grounding: Non-Grounding
  • Rated Voltage: 90-130V / 190V-250V
  • Rated Current: 7A
  • Application: Residential / General-Purpose, Fridge,TV,Air-Conditioners and so on
  • Color: White
  • Phase: Single Phase
  • Curren Type: AC
  • Package: Color Box and Blister Package
  • Certificate: ISO9001

Packaging & Delivery

Packaging Details: Standard carton packaging
Delivery Detail: Shipped in 3 days after payment
Product Description
Product Parameters

over voltage – slow voltage increase
the protector will cut off the current flow if the voltage goes above 255V 

under voltage—slow voltage drop
the protector will cut off the current flow if the voltage goes below 170V

the device has C-start button to finish the delay time to start work ,if protect the home appliance which have compressor don''t push the button usually .



1.Linsert the protector’s plug into the supply socket,those of the air-conditioner,refrigerator,freezing cabinet into the output socket of the protector.

2.When install this protector one may directly hang it up on the wall by the hanging hole in its back case.

3.Objects of Applicabillty: air-conditioner, refrigerator,freezing cabinet.


1.Don’t install this protector in the positions afflicated with high temperature and moisture;

2.Using it in a dirty ambience and a severe oxidation with the plug may lead the protector to an early damage;
3.Please,duly contact with the local dealer if anything not clear during application.

Our Company

Yueqing Wosn Electron Technology Co., Ltd.

is a manufacturer specialized in developing, producing and marketing voltage regulators.Since the foundation of our company, we have been persisting in taking science and technology as forerunner and abundant technology as backing, and actively introducing overseas advanced technology to unceasingly improve product quality. With many years' specialized management, our products are now best-selling in China and are also exported to Bangladesh, Indonesia, Thailand and other countries in Southeast Asia and Africa. Some of them are well sold to all over the world meanwhile receiving high praise from the majority of customers.


Q 1. What's the payment terms?
A. We accept T/T, 30% deposit and 70% balance before shipment.

Q 2. What's the loading port?
A. Usually we prefer Ningbo/Shanghai for delivery.

Q 3. How's the delivery time?
A. Normally it will take about 7-10 days for production.

Q 4. We want to know about production capacity.
A. Our average capacity is 50000 pcs per month.

Q 5. May I know the standard of package?
A. We usually use carton for small units, and use strong wooden case for floor standing big units. Each unit is well protected by color box.

Q 6. Would you accept to use our logo?
A. If you have good quantity, it is absolutely no problem to do OEM.

Q 7. What is your market?
A. Our products are popular export to Africa, South Asia, Middle East, Europe, and so on. Most are our regular customers and some are under developing. Surely we hope you can join us and make mutual benefits from our cooperation.

Q 8. What kind of certificate you have?
A. We have CE, SONCAP and testing report for all our products.

Q 9. Could you offer Form A or C/O?
A. Absolutely it is not a problem. We can prepare relative documents to foreign affairs office or other office to apply for the certificate.

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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $46,000
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