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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: LE/ACCEL
  • Model Number: BK
  • Usage: Power
  • Phase: Single
  • Coil Structure: Toroidal
  • Coil Number: Autotransformer
  • Type: single Phase
  • Certification: CE
  • Standard: IEC/EN61558
  • Input voltage: 220/380v or customized
  • Output voltage: 220/200/127/110V or customized
  • Rated capacity: 40-2500VA
  • Frequency: 50/60Hz
  • Material: Copper Winding
  • Application: power/lighting
  • Customized: capacity can be customized

Packaging & Delivery

Packaging Details Standard Export Packing, CARTON, FOAM, PLASTIC BAG. pallet.
Delivery Time Shipped in 10 days after payment
Product Description


BK transformers apply to be used as control power supply of mechanical equipments and electrical & electronic appliance; or as mains power supply of working light and signal light; in single-phase circuit of 50/60Hz, input voltage up to 500V, output voltage up to 250V.
Standard capacity is up to 2500VA, customized capacity up to 5000VA.
Main features:
1. Easy access terminals.
2. Safety grounding.
3. Mature and stable product performance.
4. Ambient working temperature: normal type -5~40℃ (TH type up to 55℃)
5. Comply with VDE0550, IEC 61558, IEC204-1, IEC439, IEC742, GB/T 5226.1, GB/T 14048.1, JB/T 5555-2001 etc. 



Main Features:
1copper winding
2easy connection, safe earthing
3compact size
4IEC61558 and CE certified





Packaging & Shipping





Office and workshop


Our Services


Dear Customers,

Welcome to visit Accel online marketing display.


To serve you in a better and efficient way, please browse our products  and contact us with following information.


1. Where is the occasion products will be used?


2. please provide the demanded technology parameters details.


3. FOB price or CIF price.  


We will offer our best products and prices according to your actual demand.


Sincerely yours,


Accel sales team.


  BK series 400VA isolation transformer

1. What is our advantage in the industry?

    Our main advantage is high performance price ratio of our products, and positive service to our customers and partners.

    Our products are not the top grade of quality in the industry, and our prices are not the lowest as well, but the performance price ratio of our products is outstanding.  

     prompt reply . Help customer win the business timely and provide stable deliver time.


2. What is our sales and distribution policy?

    We welcome all kinds of business cooperation methods, including region distributors, new market agencies, project & bid buyers, and end user procurement.


3. Do you have warranty policy?

    We offer at least 2 year-warranty for our products, longer warranty for certian products, and full lifespan aftersales service.

BK ac ac transformer 220v 110v transformer single phase transformer



BK ac ac transformer 220v 110v transformer single phase transformer

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
5 Transactions 60,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $165,000
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