Low Frequency 50 - 60Hz Step Down Transformer 220V 110V Trafo Toroid Audio
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Product Highlights
- High Efficiency & Low Temp: Low temperature rise and high efficiency for lighting applications.
- Multiple Certifications: Approved by UL, CE, RoHS, and CQC standards.
- Custom Design Support: Accepts custom input/output designs and logo printing.
- OEM/ODM Service: Supports OEM projects and full customization from designs.
- Rigorous Testing: Undergoes 9-step testing including Hi-pot and leakage tests.
- Flexible Delivery: Express for small orders; air/sea freight for bulk shipments.
- Experienced Manufacturer: Over 20 years of experience in transformer manufacturing.
- Reliable Construction: Dry-type, core-type toroidal transformer with high reliability.
Product Attributes
- Customization
- Available
- Application
- Power, Electronic, Instrument, Lighting, Rectifier, Audio, UPS
- Phase
- Single
- Model NO.
- OKDT10va-100va
- Core
- Core-type Transformer
- Cooling Method
- Dry-type Transformer
- Winding Type
- Auto-transformer
- Certification
- ISO9001-2000, ISO9001, CCC
- Usage
- Single-phase Transformer, Rectifier Transformer, Power Transformer, UPS Transformer
- Frequency Characteristics
- Low Frequency
- Shape of Core
- Ring
- Brand
- Okerda
- Transformer Name
- Step Down Transformer
- Transformer Type
- Toroidal Core Transformer
- Transformer Specification
- 12V 15V 24V 220V 230V
- Transformer Quality
- High Quality Transformer
- Input/Output
- Custom Design
- Transport Package
- Carton on Pallet
- Specification
- 10VA-100VA
- Trademark
- OEM
- Origin
- China
- HS Code
- 8504319000
- Production Capacity
- 500000PCS/Month
- Package Size
- 13.00cm * 8.00cm * 9.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Low Frequency 50 - 60Hz Step Down Transformer 220V 110V Trafo Toroid Audio
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Product Description
| Rated Power(VA) | Outside Dimension DxH(mm) | Weight(Kg) | Temp Rise(ºC) | Approval |
| 30 | 80x30 | 0.51 | 32 | UL/CE/RoHS/CQC |
| 45 | 90x30 | 0.75 | 48 | UL/CE/RoHS/CQC |
| 60 | 100x32 | 0.92 | 48 | UL/CE/RoHS/CQC |
| 85 | 105x36 | 1.15 | 50 | UL/CE/RoHS/CQC |
| 100 | 110x32 | 1.25 | 53 | UL/CE/RoHS/CQC |
| 120 | 115x38 | 1.50 | 55 | UL/CE/RoHS/CQC |
| 250 | 135x45 | 2.70 | 55 | UL/CE/RoHS/CQC |
| 350 | 152x50 | 3.42 | 55 | UL/CE/RoHS/CQC |
| 400 | 155x50 | 3.92 | 56 | UL/CE/RoHS/CQC |
| 800 | 190x65 | 7.25 | 58 | UL/CE/RoHS/CQC |
| 1000 | 195x72 | 5.85 | 56 | 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.
Packaging Details:
Carton on plywood case, Carton and Foam on pallet, standard export neutral packing or as customer's requirement.
Lead Time:
Around 25 days, depending on your order quantity.
Port of Loading:
Shenzhen/Guangzhou/Hongkong/Shanghai.
Delivery:
* If your order quantity is small, we could ship out the goods by express delivery, such as FedEx,DHL,TNT,UPS etc.
* If your order is big, we would recommend air and sea freight.
* For bulk shipment, freight collect will be ok.

FAQ
Q1. Are you manufacturer in China?
Yes, we have 20+ years experience in transformers and inductors manufacturing.
Q2. What is your MOQ?
Usually our MOQ is 1000pcs.
Q3. Can I place a sample order?
Yes, please kindly contact us for more details.
Q4. What's the delivery time for samples?
Usually 3 - 6 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 your designated.
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.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR252316". Items marked "" are certified.
Company Profile
Shenzhen Okerda Technology Co., Ltd is a manufacturer specializing in custom designed transformers, inductors, power supplies, litz wire and motors etc. Our company is a main exporter of a wide variety of electronic and electric goods in China. All of our products stand for top quality in the industry and are enjoying very high honor. You can depend on us to provide you with resourceful and reliable support, and to pave the road to a more powerful future.
Producing for export, we have established very successful cooperation relation with many foreign customers in more than 30 countries. With our facilities in Guangdong and Anhui, no quantity is too small and no quantity is too large.
Our main products include the following:
1. High Frequency Transformer
2. Power Inductor
3. EI Transformer 50~60Hz
4. Toroidal Transformer
5. Welding Transformer
6. Current Transformer
7. R Type Transformer
8. Common Mode Choke
9. Switching Power Supply
10. Litz Wire
11. Motors
12. Adapter and Charger etc
We devote ourselves to make high quality products at low cost in the worldwide. Welcome to send inquiry to us, you will get our earliest reply.
You can be our sole agent in your country and benefit from more preferable prices.
OEM orders are welcome.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 1401 Jinshi Industrial Park, No. 43 Jinshi Road, Longhua District, Shenzhen, Guangdong, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram, ACP
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, FCA, DDP, DAP
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- SHENZHEN, Guangzhou, Shanghai
Our Production Capability & Technical Expertise
- Main Products
- Transformer, Inductor, Power Supply, Litz Wire, Motor, UPS, Adapter and Charger
-
Production Lines
- 3
-
Production Machines
- Auto Winding Machine, 12-Axis Winding Machine, Soldering Machine, Semi-auto Winding Machine, Baking Machine, Auto Assembling Machine, Line Splitter Machine, Hipot Tester, LCR, Intergrated Tester, Winding Turn Tester, Dipping Machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2005-12-02
- Export Year
- 2005-12-02
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 80%~100%
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO14001, ISO45001:2018
-
Product Certification
- CE
FAQ
- Are you a manufacturer?
- Yes, we have 20+ years experience in transformers and inductors manufacturing.
- What is your MOQ?
- Usually our MOQ is 1000pcs.
- Can I place a sample order?
- Yes, please kindly contact us for more details.
- What's the delivery time for samples?
- Usually 3 - 6 working days.
- What's the lead time for mass production?
- Normally 15-30 working days, based on your order quantity.
- What's the payment term?
- We accept T/T, L/C, Western Union and Paypal etc.
- Can you make customized products?
- Yes, of course. We will do as per customer's design.
- Is OEM accepted?
- Yes, welcome OEM project.
- Is it ok to print my logo on the label?
- No problem, we can make it as your designated.
- 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.
Send your message to this supplier
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