Power Inverter Small Toroidal Transformer for Solar Energy

• Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Inverter, Converter
• Phase: Single
• Core: Toroid Core
• 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.: 3.2va 4va 5.5va 6va 7va 9va 11va 17va 19va 23va
• Cooling Method: Dry-type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, UL, ISO9001, CCC, CE
• Usage: Solar Inverter, Solar Converter, Solar Lighting
• Frequency Characteristics: Low Frequency
• Shape of Core: Ring
• Brand: Grewin Miniature Toroidal Transformer
• Coil Structure: CE UL Small Toroidal Transformer
• Coil Number: Small Autotransformer
• Leads - Length and Insulation: Secondary Windings Connections
• Transformer for Medical Equipment: Low Rise High Efficiency Small Transformer
• Application1: Solar Inverter, Solar Converter, Solar Lighting
• Short-Circuit-Proof Safety: Isolating Transformer
• 95% Efficiency: Transformer Toroidal Price Design Manufacture
• Toroidal Transformer Type: 15va 16va 17va 18va 19va 21va 22va
• Test Process1: Iinductive Voltage Test, Temperature Rise Test
• Test Process2: Leakage Indutance Test, DC Resistance Test
• Transport Package: Export Standard Carton or Customize Strong Pallet
• Specification: CE
• Trademark: Grewin Miniature Toroidal Transformer
• Origin: China
• HS Code: 85043190
• Production Capacity: 50000 PCS

Product Description

Name:
Small Power Inverter Toroidal Transformer for Solar Energy

1.  Technical parameters.

Miniature Toroidal Transformer
Part No	power	parallal		series		Dimension	Pin Pattern	Weight
	VA	VAC	A	VAC	A	L*W*H(MM)	MM	g
GW20020	3.2	7	0.457	14	0.229	44.7*44.7*19.5	40.64	110
GW20021		9	0.356	18	0.178
GW20022		12	0.267	24	0.133
GW20023		15	0.213	30	0.107
GW20024		18	0.178	36	0.089
GW20025		22	0.145	44	0.073
GW20040	5	7	0.714	14	0.357	49.7*49.7*19.5		144
GW20041		9	0.556	19	0.278
GW20042		12	0.417	24	0.208
GW20043		15	0.333	30	0.167
GW20044		18	0.278	36	0.139
GW20045		22	0.227	44	0.114
GW20060	7	7	1.000	14	0.500	49.7*49.7*23.1	45.72	174
GW20061		9	0.778	18	0.389
GW20062		12	0.583	24	0.292
GW20063		15	0.467	30	0.233
GW20064		18	0.389	36	0.194
GW20065		22	0.318	44	0.159
GW20100	15	7	2.143	14	1.071	60.0*60.0*26.3	55.88	304
GW20101		9	0.667	18	0.833
GW20102		12	1.250	24	0.625
GW20103		15	1.000	30	0.500
GW20104		18	0.833	36	0.417
GW20105		22	0.682	44	0.341
GW20120	25	7	3.571	14	1.786	60.0*60.0*37.5	55.88	435
GW20121		9	2.778	18	1.389
GW20122		12	2.083	24	1.042
GW20123		15	1.667	30	0.833
GW20124		18	1.389	36	0.694
GW20125		22	1.136	44	0.568

Name:
High efficiency Toroidal Transformer for Amplifier,winding machine and equipments




1.technical parameters

 

Power	Input Voltage(V)		Output Voltage(V)		Dimension OD*H(mm)		Weight (kg)
GWB50VA	220V (230V)		12V		80*38		0.74
GWB100VA	220V (230V)		12V		95*45		1.25
GWB200VA	220V (230V)		12V		112*52		2.05
GWB250VA	220V (230V)		12V		118*54		3.36
GWB500VA	220V (230V)		12V		140*65		4.2
GWB1000VA	220V (230V)		12V		170*75		7.2
GWB1500VA	220V (230V)		12V		180*85		9.75
GWB2000VA	220V (230V)		12V		185*105		12
GWB3000VA	220V (230V)		12V		200*120		16.6
GWB5000VA	220V (230V)		12V		230*135		24

2.  We have abtained VDE,UL,CE,ISO9000 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.
3.customized audio toroidal transformer and solar energy transformer   Application:


 

1). Application:

1. audio equipment 
2. electric control
3. computer
4.instrument
5.telecommunications
6.high-end and middle-end vedio etc

 

2).  Advantages:

1.High quality 100% copper core

2.a full range of toroidal transformer

3.Specially sales and technical services:5-10Years

4.With 14 years' producing history in transformer induatry

5.our company have cooperated with many customers around the world and gained good reputation at home and abroad.

 

3).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. 
4).GREWIN'S Dimension :
External diameter: 40mm-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.)

 

 4.product procedure 

The following picture showed you about all finished toroidal transformer production line and package with export standard carton and strong pallets:


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:                                                        

Alice

Tianjin Grewin Technology Co.,Ltd.

Website:transformer.en.made-in-china.com
Tel:[phone]
MT:86-13072088960