120V 240V Ring Core Toroidal Coil Step up Down Transformer
Introducing our 120V 240V Ring Core Toroidal Coil Step up Down Transformer. We are a factory specializing in high-quality electrical transformers." Description: Shop our top-quality 120V 240V Ring Core Toroidal Coil Step up Down Transformer. As a factory, we guarantee high-performance and reliability.
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PRODUCTS DETAILS

Basic Info.

Model NO.
Ring type
Usage
Single-phase Transformer, Rectifier Transformer, Power Transformer
Frequency Characteristics
Low Frequency
Shape of Core
Ring
Brand
OEM
Transformer Type
Toroidal Transformer Ring Type
Transformer for Equipment
Low Rise High Efficiency Toroidal Transformer
Transformer Specification
12V 15V 24V 220V 230V 240V
Isolating Transformer
Waterproof Transformer
Transformer Class
High Quality Transformer
Main Application
Toroidal Step Down Transformer for UPS
Transport Package
Carton on Pallet
Specification
core and copper
Trademark
Okerda toroidal transformer
Origin
China
HS Code
8504319000
Production Capacity
200000PCS/Month

Product Description

Ring core toroidal Coil step up down transformer
 
Features: 
1) Input: 120V/140V
2) Frequency: 50Hz/60Hz
3) High efficiency Lighting Range
4) Low no-load losses
5) Low mechanical hum
6) Low magnetic leakage
7) High efficiency

Applications: 
1. Used for UPS; 
2. Inverter Welding Machine; 
3. High Power Charger Power Supply; 
4. Electric Vehicle Charging Equipment; 
5. High  efficiency  Power Supply; 
6. Switching Power Supply; 
7. LED Power Supply. 

PARAMETER
Model Number Power(VA) Adjusting Rate(%) Efficiency(%) Exterior Dimension(mm) Weight(kg) Installing Aperture(mm) Screw(mm)
Height(A) Exterior(B)
OKD-15 15 20 73 25 65 0.38 Φ6.5 M6
OKD-30 30 16.5 76.6 30 78 0.6 Φ6.5 M6
OKD-50 50 15.2 82.4 35 82 0.85 Φ6.5 M6
OKD-80 80 12.6 84.7 38 88 1.1 Φ6.5 M6
OKD-100 100 11.2 86.5 45 93 1.5 Φ8.5 M8
OKD-120 120 9.6 88 42 115 1.6 Φ8.5 M8
OKD-150 150 7.2 88.1 47 103 1.9 Φ8.5 M8
OKD-160 160 6.6 88.6 42 118 2.1 Φ8.5 M8
OKD-200 200 6.1 89.7 48 120 2.4 Φ8.5 M8
OKD-250 250 5.5 90.3 50 127 2.9 Φ8.5 M8
OKD-300 300 5.2 91.7 55 127 3.2 Φ8.5 M8
OKD-400 400 4.6 93 56 146 4.5 Φ8.5 M8
OKD-500 500 4.0 94 57 147 5.0 Φ8.5 M8
OKD-600 600 4.1 95 72 155 6.7 Φ8.5 M8
OKD-700 700 3.8 95 82 162 8.9 Φ8.5 M8
OKD-800 800 3.8 95.1 72 170 8.2 Φ8.5 M8
OKD-1000 1000 3.3 95 83 163 9.5 Φ10.5 M10
OKD-1200 1200 2.9 96.2 85 165 11.00 Φ10.5 M10
OKD-1500 1500 2.9 96 90 170 13.00 Φ10.5 M10
OKD-2000 2000 2.8 96 105 180 15.6 Φ10.5 M10
OKD-3000 3000 2.5 97 110 210 22.3 Φ10.5 M10
OKD-3500 3500 2.4 97 115 245 25.2 Φ13.5 M13
OKD-4000 4000 2.3 97 130 260 31.5 Φ13.5 M13 
 
Winding Process
120V 240V Ring Core Toroidal Coil Step up Down Transformer

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. 

Factory production 

120V 240V Ring Core Toroidal Coil Step up Down Transformer
120V 240V Ring Core Toroidal Coil Step up Down Transformer
120V 240V Ring Core Toroidal Coil Step up Down Transformer
120V 240V Ring Core Toroidal Coil Step up Down Transformer
120V 240V Ring Core Toroidal Coil Step up Down Transformer

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 certified;
4. OEM & ODM;
5. Competitive price , in time delivery and perfect after-service online.

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