1000W 2000W 3000W 4000W Pure Sine Wave Inverter Toroidal Magnetic Core Transformers

• Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, UPS
• Phase: Single
• Core: Core-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Auto-transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Model NO.: OKDT1000VA
• Usage: Single-phase Transformer, Rectifier Transformer, Power Transformer, UPS Transformer
• Frequency Characteristics: Low Frequency
• Shape of Core: Ring
• Brand: Okerda
• Name: Step up Down Transformer
• Type: Toroidal Transformer
• Input/Output: Custom-Design
• Frequency: 50/60Hz
• Feature: High Efficiency Low Cost
• Advantage: Provide OEM
• Transport Package: Plywood Cases with Pallets
• Specification: 10VA-5000VA
• Trademark: OEM
• Origin: China
• HS Code: 8504319000
• Production Capacity: 1000000PCS/Month

Product Description

OKERDA Transformer is distinguished by her low temp,low rise,high efficiency,easy mounting and high reliability etc.
 

Toroidal step up and step down power transformer, ring core transformer feature:

1. Toroidal power transformer for pure sine wave inverter;
2. Toroidal power transformer for audio amplifiers;
3. Toroidal power transformer for solar inverter;
4. Toroidal power transformer for audio and video product;
5. Toroidal flyback transformer etc.
Parameter for your reference

Rated Power	Outside Dimension	Weight	Temp Rise	Approval
VA	DXH(mm)	KG	ºC
60	80x40	0.92	48	UL/CE/RoHS/CQC
100	95x42	1.15	52	UL/CE/RoHS/CQC
200	112x55	2.25	55	UL/CE/RoHS/CQC
250	118x55	3.4	55	UL/CE/RoHS/CQC
500	140x65	4.22	58	UL/CE/RoHS/CQC
1000	170x78	7.5	60	UL/CE/RoHS/CQC
1500	180x85	9.73	62	UL/CE/RoHS/CQC
2000	185x110	12.85	64	UL/CE/RoHS/CQC
3000	200x125	17.2	68	UL/CE/RoHS/CQC
5000	230x138	24.88	68	UL/CE/RoHS/CQC

 
RELATED PRODUCTS

 

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

 

Production Line


Our Advantages:
1. 20 years experience in transformer and inductor manufacturing;
2. Scientific management system, strong technical team, and strict quality control system;
3. RoHS,CE,TUV and UL standard;
4. OEM & ODM;
5. Competitive price,in time delivery and perfect after-service online.

Packing & Shipping


FAQ

Q1. Are you manufacturer in China?
  Yes, we have 20 years experience in supplying transformers and inductors.

Q2. What is your MOQ?
  Our usual MOQ is 100pcs.

Q3. Can I place a sample order?
  Yes, please kindly contact us for more details.

Q4. What's the delivery time for samples?
  Usually 5 - 10 working days.

Q5. What's the lead time for mass production?
  Normally 15-30 working days, based on your order quantity.

Q6. What's the payment term?
  We accept T/T, L/C, Western Union and Paypal etc.

Q7. Can you make customized products?
  Yes, of course. We will do as per customer's design.

Q8. Is OEM accepted?
  Yes, welcome OEM project. 

Q9. Is it ok to print my logo on the label? 
  No problem, we can make it as per your requirements.  

Q10. Can your factory print our brand on the product?
  Yes, we can add customer's logo/brand on the product with the authorization from customers.