500va Plastic Waterproof Power Toroidal Outdoor swimming Pool Transformer

• Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Electric Control etc.
• Phase: Single
• Core: Core-type Transformer
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: GWB2381-500v
• Cooling Method: Dry-type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, UL, ISO9001, CCC
• Usage: Single-phase Transformer
• Frequency Characteristics: Power Frequency
• Shape of Core: Ring
• Brand: Grewin Waterproof Toroidal Transformer
• Type: Waterproof Transformer
• Coil Number: High Flux Density Grain- Oriented Silicon Steel
• Frequency: 50Hz/60Hz
• Transport Package: Expoort Standard Carton with Srong Pallet
• Specification: CE, ROHS
• Trademark: Grewin Waterproof Toroidal Transformer
• Origin: Tianjin
• HS Code: 85043190
• Production Capacity: 100000/Month

Product Description

500Va plastic Waterproof Power Toroidal outdoor  swiming pool transformer
We have passed ISO9001:2015,CE,SGS approval and IEC report



Main parameters:
Input Voltage:AC 220V   230v 110v (Define the voltage) 
Output voltage:AC 12V / 24V       (Define the voltage)
Power range:25VVA-6KVA










1.Application: 
1). garden light 
2). LED underwater lamp 
3).LED Ground light
4).Outdoor power Supply
5).Audio sound field
6).Stage lighting

2.Advantages:
1).100% copper wire made
2).Toroidal style
3).plastic cover :ABS fire Material of withstand high temperatures 
4).Epoxy resin 
5).high performance insulation 
6).Anti-corrosion, waterproof performance

3.Equipment: 
Over 50 sets toroidal/annular/ ring coil winding machines, 3 EI type transformer lines, 2 sets of vacuum annealing furnaces, A set of nitrogen and hydrogen production equipment as below: 
. Automatic Winding Machine
. Semi-automatic Winding Machine
. Toroidal Winding Machine
. Insert Lamination Machine
. Wave Soldering Machine
. Plastic Termal Ultraviolet Machine
. Domino Ink Jet Printing Machine
 Transformer Multitester for High & Low Frequency
 Layer Insulation Withstand Voltage Tester
 
4.Warning 
Under no circumstances should both ends of the fixing bolt simultaneously contact the metal chassis or framework as this would create a potentially dangerous 'shorted-turn'. 

5.Certificate 
 We have abtained CE CQC RoHs UL ISO9001:2015,SGS and IEC approval. We guarantee quality is the first.

Test process:
1). No-load test (included no-load voltage,no load current and no load loss)
2). IInductive voltage test 
3). Load test (load voltage and temperature rise
4). Temperature rise test .
5). Insulated resistance 
6).Hi-pot test 
7).Leakage indutance test 
8).DC resistance test 
9).Surface inspection.

6.Note 
The above-mentioned toroidal transformer is frequently-used, we can also manufacture the products by customer design. And the specification is for reference, if has the change further, please take the material object as the standard. 

7.GREWIN'S Dimension : 
External diameter: 55mm-300mm, height :13mm-130mm, Efficiency: 75-98% 
we can design the appropriate products according to customers' requirments such as installation dimension, input and output voltage,power...etc.)

About us:

1.Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ". 

2.Flow chart of trading activities:

NO	Step	Days need
1	Request for quotation	1 day
2	Making quotations	1 day
3	Offer and counter offer	3 days
4	Sending and receiving samples	3-10 days
5	Sample confirmation	3 days
6	Placing a firm order	1 day
7	Paying and receiving the down payment	1-4 day
8	Factory production & Quality inspection	15-20 days
9	Paying and receiving the balance	4 days
10	Delivery of goods	1 days

   

      Contact Information: