
Nanocrystalline Core For Inverter
Using a nanocrystalline core for a common mode inductor offers significant advantages over traditional materials like ferrite, primarily due to its superior magnetic properties.
Nanocrystalline High-Frequency Inverter Core has a wide range of applications in the field of power electronics due to its excellent electromagnetic properties. The specific applications are as follows:
High-Frequency Switching Power Supplies
- PFC Inductors: In AC/DC and DC/DC converters, nanocrystalline cores are especially suitable for front - end PFC inductors. They can reduce high - frequency losses and improve the power factor.
- Main Transformers: Nanocrystalline cores can be used in main transformers. Their high - saturation magnetic induction and low - loss characteristics allow for the design of smaller - volume transformers without saturation, thereby improving efficiency.
- Output Filter Inductors: When used in output filter inductors, nanocrystalline cores can improve the ripple characteristics, contributing to the stable operation of the power supply.
New Energy Power Generation Systems
- Photovoltaic Inverters: In photovoltaic inverters, the use of nanocrystalline cores in boost inductors can reduce losses by more than 20%. Moreover, the smaller volume of high - frequency isolation transformers made of nanocrystalline cores is conducive to system integration, and their wide - temperature stability can adapt to outdoor harsh environments.
- Wind Power Converters: Similar to photovoltaic inverters, nanocrystalline cores in wind power converters can also play a role in reducing losses and facilitating equipment miniaturization, improving the overall efficiency and reliability of the system.
Electric Vehicle Power Systems
- On - Board Chargers (OBC): Nanocrystalline cores can improve the efficiency of on - board chargers, thereby extending the driving range of electric vehicles. At the same time, their application can also contribute to the miniaturization of OBCs, saving vehicle interior space.
- DC/DC Converters: In electric vehicle DC/DC converters, nanocrystalline cores can reduce the volume and weight of the converters, improve efficiency, and optimize the performance of the entire vehicle's power system.
- Drive Motor Inverters: Nanocrystalline cores can be used in the filter components of drive motor inverters to optimize filter performance, reduce electromagnetic interference, and improve the stability and efficiency of the drive system.
Industrial Inverters
- Output Filter Reactors: In industrial inverters, the use of nanocrystalline materials in output filter reactors can reduce harmonic losses, improve the quality of the output current, and reduce the impact on the power grid.
- High - Frequency Pulse Transformers: Nanocrystalline cores have more stable performance in high - frequency pulse transformers, which can ensure the normal operation of industrial inverters under high - frequency and high - power conditions and reduce equipment failures.
In addition, nanocrystalline high - frequency inverter cores are also used in inverter welding machines, X - ray machines, laser power supplies, UPS power supplies, and other equipment.
Low-Power High-Frequency Inverter Magnetic Core
|
NO. |
Nano core specification |
Performance (20KHz,0.5T) |
Other Performance |
|
1 |
ONL-64*40*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH |
|
2 |
ONL-80*50*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH |
|
3 |
ONL-80*50*20 |
P <30W/Kg, Br ≤0.28T |
|
|
4 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
|
|
5 |
ONL-90*40*20 |
--- |
G≥0.52Kg , U≥50V |
|
6 |
ONL-100*50*25 |
--- |
G≥0.76Kg, U≥60V |
|
7 |
ONL-155*95*55 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤167μH |
|
8 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.25T |
1KHz,1V Al≤57μH |
|
9 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,1V Al≤57μH |
|
10 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=35~50μH |
|
11 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=38~48μH |
|
12 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=48~60μH |
|
13 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=37~50μH |
|
14 |
ONL-50*32*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=38~43μH |
|
15 |
ONL-55*37*30 |
P <30W/Kg, Br ≤0.28T |
|
|
16 |
ONL-64*40*20 |
P <28W/Kg, Br ≤0.25T |
1KHz,1V Al≤60μH |
|
17 |
ONL-64*40*20 |
P<28W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH |
|
18 |
ONL-64*40*20 |
P<28W/Kg, Br ≤0.28T |
1KHz,0.3V Al=40~60μH |
|
19 |
ONL-64*40*20 |
P<28W/Kg, Br ≤0.28T |
|
|
20 |
ONL-64*40*35 |
P <30W/Kg, Br ≤0.28T |
|
|
21 |
ONL-70*40*20 |
P <28W/Kg, Br ≤0.25T |
1KHz,1V Al≤71μH |
|
22 |
ONL-70*40*20 |
P <28W/Kg, Br ≤0.28T |
1KHz,1V Al≤71μH |
|
23 |
ONL-70*40*25 |
P <28W/Kg, Br ≤0.25T |
1KHz,1V Al≤84μH |
|
24 |
ONL-70*40*25 |
P <28W/Kg, Br ≤0.28T |
1KHz,1V Al≤84μH |
|
25 |
ONL-70*40*25 |
P <28W/Kg, Br ≤0.28T |
1KHz,1V Al=60-90μH |
|
26 |
ONL-70*40*25 |
P <30W/Kg, Br ≤0.25T |
1KHz,1V Al≤84μH |
|
27 |
ONL-70*40*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤84μH |
|
28 |
ONL-70*40*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=50~60μH |
|
29 |
ONL-80*50*20 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤60μH |
|
30 |
ONL-80*50*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH |
|
31 |
ONL-80*50*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH |
|
32 |
ONL-80*50*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤75μH |
|
33 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤75μH |
|
34 |
ONL-80*50*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤75μH |
|
35 |
ONL-80*50*25 |
P <30W/Kg,Br ≤0.28T |
1KHz,1V Al≤75μH |
|
36 |
ONL-80*50*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤75μH |
|
37 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤75μH |
|
38 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
U>12V |
|
39 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
U>15V |
|
40 |
ONL-80*50*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤75μH |
|
41 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤75μH |
|
42 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=60~70μH |
|
43 |
ONL-100*60*20 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤65μH |
|
44 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤65μH |
|
45 |
ONL-100*60*20 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤65μH |
|
46 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤65μH |
|
47 |
ONL-100*60*20 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤65μH |
|
48 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤65μH |
|
49 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
U>12V |
|
50 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
U>15V |
|
51 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=55~65μH |
|
52 |
ONL-100*50*25 |
10KHz0.5T,P <9W/Kg, Br ≤0.2 |
10KHz,1V Al=62-110μH |
|
53 |
ONL-100*50*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤108μH |
|
54 |
ONL-100*50*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤108μH |
|
55 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
U=118V,I<300mA |
|
56 |
ONL-120*60*30 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤130μH |
|
57 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤130μH |
|
58 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
20KHz,1V Al=77~90μH |
|
59 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
U>25V |
|
60 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
U>30V |
|
61 |
ONL-120*70*20 |
P <30W/Kg, Br ≤0.28T |
U=118V,I<450mA |
|
62 |
ONL-120*70*20 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤69μH |
|
63 |
ONL-120*70*20 |
P <30W/Kg,Br ≤0.28T |
1KHz,1V Al≤69μH |
|
64 |
ONL-120*70*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤69μH |
|
65 |
ONL-120*70*20 |
P <30W/Kg, Br ≤0.28T |
U>15V |
|
66 |
ONL-120*70*25 |
P <30W/Kg, Br ≤0.25T |
1KHz,1V Al≤86μH |
|
67 |
ONL-120*70*25 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤86μH |
|
68 |
ONL-120*70*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤86μH |
|
69 |
ONL-120*70*25 |
P <30W/Kg, Br ≤0.28T |
|
|
70 |
ONL-120*70*30 |
P <30W/Kg, Br ≤0.28T |
U=118V,I<300mA |
|
71 |
ONL-120*70*30 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤103μH |
|
72 |
ONL-120*70*30 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤103μH |
|
73 |
ONL-120*70*30 |
P <30W/Kg, Br ≤0.28T |
20KHz,1V Al=65~75μH |
|
74 |
ONL-120*70*30 |
P <30W/Kg, Br ≤0.28T |
20KHz,1V Al=72~83μH |
|
75 |
ONL-120*70*30 |
P <30W/Kg, Br ≤0.28T |
U>22V |
|
76 |
ONL-120*70*40 |
P <30W/Kg, Br ≤0.28T |
|
|
77 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
U=118V,I<300mA |
|
78 |
ONL-130*80*40 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤120μH |
|
79 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤120μH |
|
80 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al=60~120μH |
|
81 |
ONL-130*80*40 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤120μH |
|
82 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤120μH |
|
83 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
U>25V |
|
84 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
20KHz,1V Al=70~85μH |
|
85 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤120μH |
|
86 |
ONL-130*80*50 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤150μH |
|
87 |
ONL-130*80*50 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤150μH |
|
88 |
ONL-130*80*50 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al=70~150μH |
|
89 |
ONL-130*80*50 |
P <30W/Kg, Br ≤0.28T |
U>25V |
|
90 |
ONL-130*80*50 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤150μH |
|
91 |
ONL-130*80*50 |
P <30W/Kg, Br ≤0.28T |
20KHz,1V Al=78~90μH |
|
92 |
ONL-130*90*50 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤115μH |
|
93 |
ONL-130*90*50 |
P <30W/Kg,Br ≤0.28T |
1KHz,1V Al≤115μH |
|
94 |
ONL-130*90*50 |
P <30W/Kg, Br ≤0.28T |
U>25V |
|
95 |
ONL-165*115*40 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤90μH |
|
96 |
ONL-165*115*50 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤113μH |
|
97 |
ONL-110*65*25 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤84μH |
|
98 |
ONL-110*65*30 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤100μH |
|
99 |
ONL-105*60*30 |
P <27W/Kg, Br ≤0.25T |
1KHz,1V Al≤107μH |
|
100 |
ONL-105*60*30 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤107μH |
|
101 |
ONL-105*60*30 |
P <30W/Kg, Br ≤0.28T |
U>30V |
|
102 |
ONL-105*60*40 |
P <30W/Kg, Br ≤0.28T |
|
|
103 |
ONL-170*110*50 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤135μH |
|
104 |
ONL-290*210*50 |
P <35W/Kg,Br ≤0.30T |
1KHz,1V Al≤101μH |
|
105 |
ONL-80*50*25 |
P <30W/Kg, Br ≤0.28T |
G≥0.4Kg 1KHz,1V Al≥41μH |
|
106 |
ONL-100*60*20 |
P <30W/Kg, Br ≤0.28T |
G≥0.52Kg 1KHz,1V Al≥36μH |
|
107 |
ONL-120*60*30 |
P <30W/Kg, Br ≤0.28T |
G≥1.26Kg 1KHz,1V Al≥72μH |
|
108 |
ONL-120*70*25 |
P <30W/Kg, Br ≤0.28T |
G≥0.94Kg 1KHz,1V Al≥47μH |
|
109 |
ONL-130*80*40 |
P <30W/Kg, Br ≤0.28T |
G≥1.6Kg 1KHz,1V Al≥64μH |
|
110 |
ONL-70*40*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
111 |
ONL-70*40*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
112 |
ONL-70*40*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
113 |
ONL-70*40*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
114 |
ONL-80*50*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
115 |
ONL-80*50*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
116 |
ONL-80*50*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
117 |
ONL-80*50*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
118 |
ONL-80*50*30 |
P≤33W/Kg, Br ≤0.33T |
|
|
119 |
ONL-100*60*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
120 |
ONL-100*50*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
121 |
ONL-100*50*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
122 |
ONL-105*60*30 |
P≤33W/Kg, Br ≤0.33T |
|
|
123 |
ONL-120*60*30 |
P≤33W/Kg, Br ≤0.33T |
|
|
124 |
ONL-120*70*20 |
P≤33W/Kg, Br ≤0.33T |
|
|
125 |
ONL-120*70*25 |
P≤33W/Kg, Br ≤0.33T |
|
|
126 |
ONL-120*70*30 |
P≤33W/Kg, Br ≤0.33T |
|
|
127 |
ONL-130*80*40 |
P≤33W/Kg, Br ≤0.33T |
|
|
128 |
ONL-130*80*50 |
P≤33W/Kg, Br ≤0.33T |
|
|
129 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
130 |
ONL-64*40*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
131 |
ONL-64*40*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
132 |
ONL-70*40*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
133 |
ONL-70*40*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
134 |
ONL-70*40*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
135 |
ONL-70*40*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
136 |
ONL-80*50*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
137 |
ONL-80*50*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
138 |
ONL-80*50*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
139 |
ONL-80*50*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
140 |
ONL-80*50*30 |
P≤30W/Kg, Br ≤0.28T |
|
|
141 |
ONL-100*60*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
142 |
ONL-100*50*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
143 |
ONL-100*50*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
144 |
ONL-105*60*30 |
P≤30W/Kg, Br ≤0.28T |
|
|
145 |
ONL-120*60*30 |
P≤30W/Kg, Br ≤0.28T |
|
|
146 |
ONL-120*70*20 |
P≤30W/Kg, Br ≤0.28T |
|
|
147 |
ONL-120*70*25 |
P≤30W/Kg, Br ≤0.28T |
|
|
148 |
ONL-120*70*30 |
P≤30W/Kg, Br ≤0.28T |
|
|
149 |
ONL-130*80*40 |
P≤30W/Kg, Br ≤0.28T |
|
|
150 |
ONL-130*80*50 |
P≤30W/Kg, Br ≤0.28T |
|
|
151 |
ONL-50*32*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.25V L>24mH@22Ts(AL>50μH) |
|
152 |
ONL-50*32*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al≤60μH,Q>15 |
|
153 |
ONL-50*32*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=30~40μH |
|
154 |
ONL-50*32*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,0.3V L=20-30mH@21TS(Al=46~68μ H) |
|
155 |
ONL-50*32*20 |
P <30W/Kg, |
1KHz,0.25V Al=40~60μH |
|
156 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=50~60μH |
|
157 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=40~50μH |
|
158 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,0.3V Al>60μH |
|
159 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,0.3V Al=54~60μH |
|
160 |
ONL-50*32*20 |
P <30W/Kg, Br ≤0.28T |
1KHz,1V Al=35~55μH |
|
161 |
ONL-50*32*20 |
实测(P <30W/Kg, Br ≤ 0.28T) |
1KHz,0.3V Al≥50μH |
|
162 |
ONL-50*32*20 |
P≤20W/Kg, Br ≤0.20T |
-- |
|
163 |
ONL-50*32*20 |
P≤20W/Kg, Br ≤0.20T |
1KHz,0.3V Al=30~40μH |
|
164 |
ONL-50*32*20 |
P≤20W/Kg, Br ≤0.20T |
1KHz,0.3V Al≥45μH |
|
165 |
ONL-50*32*20 |
P≤20W/Kg, Br ≤0.20T |
1KHz,0.3V Al=50~60μH |
|
166 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,0.3V Al=40~45μH |
|
167 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,0.3V Al=45~54μH |
|
168 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,1V Al<40μH |
|
169 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,1V Al=40~50μH |
|
170 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,1V Al=50~60μH |
|
171 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,1V Al>60μH |
|
172 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,1V Al=40~70μH |
|
173 |
ONL-50*32*20 |
P≤20W/Kg, Br ≤0.20T |
1KHz,0.3V Al=40~50μH |
|
174 |
ONL-50*32*20 |
P<30W/Kg, Br <0.28T |
1KHz,0.3V Al<40μH |
|
175 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,0.3V,AL=40-60μH |
|
176 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz,1V Al=25-57μH |
|
177 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz 0.25V,Al=34-55μH |
|
178 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz 0.25V,Al≥50μH |
|
179 |
ONL-50*32*20 |
P≤30W/Kg, Br ≤0.28T |
1KHz 0.3V,Al=30-60μH |
Other size and performance can be customized .

Our factory
Sunbow Group specializing in the design,development and production of new-type amorphous,nanocrystalline,silicon steel sheets and other magnetic materials and related products. At present, the company has two production bases in Anhui and Zhejiang, with a number of patented technologies, and has passed ISO9001, IATF16949 quality management system certification.All products have passed ROHS, SGS and other environmental protection certifications.
The company has advanced equipment such as large-scale vacuum smelting furnaces,pressure spraying belts,various magnetic annealing furnaces and close cooperation with domestic scientific research institutions and universities, which ensures the company's R & D ability and product quality. The company's main products include various types of amorphous, nanocrystalline strips and high and low voltage current transformer cores, precision current transformer cores, common mode inductor cores, PFC inductor cores, high frequency power transformer cores and related devices. It mainly serves the fields of new energy vehicles, photovoltaic power generation, wind power generation, smart home appliances, smart meters, wireless charging, and various power supplies, inverters, filter inductors, and shielding materials in the national strategic emerging industries.







Our testing
|
Name |
Frequency and current range |
Test purpose |
|
Soft magnetic AC / DC tester |
AC:0-100KHZ or DC AC:0-100KHZ or DC |
To test the parameters of the magnetic materials at the soft magnetic AC / DC current |
|
Soft magnetic loss tester |
0-500KHZ 0-500KHZ |
To test the loss of the soft magnetic material |
|
LCR tester |
20HZ-30MHZ (MAX) 20HZ-30MHZ (MAX) |
To test the inductance, resistance and capacitance |
|
Pulse coil tester |
Voltage: 0-3000V |
Interturn withstand voltage test, loss test and inductance deviation test |
|
Withstanding voltage tester |
Voltage: 0-5000V |
Withstanding voltage test |
|
Insulation resistance tester |
100MΩ |
Insulation resistance |
|
DC superposition tester |
Frequency: 20HZ-1MHZ Current: 0-40A |
DC superimposed inductor |
|
Pulse DC superposition tester |
Current: 0-1000A |
DC superimposed inductor |
|
High-power three-phase reactor test bench |
Current: 0-2000A (MAX) |
Three-phase inductance test, three-phase high current temperature rise test, harmonic test |















Certifications

Our production process

FAQ
Q: Are you trading company or manufacturer?
A: We are professional manufacturer specialized in the design,development and production of new-type amorphous,nanocrystalline,silicon steel sheets and other magnetic materials and components.
Q:what's your production capacity ?
A: The annual production capacity of amorphous&nanocrystalline ribbon is 600 tons;
The annual production capacity of power electronic core is 35 million;
C-type iron core annual production capacity of 240 tons;
The annual production capacity of reactors is 50,000;
The annual production capacity of precision transformers is 40 million;
Q: Can you do OEM and ODM?
A: Yes, OEM and ODM are both acceptable. The material, color, style can customize, the basic quantity we will advise after we discuss.
Q:can you design according to our requirement?
A:Yes , We have a professional team having rich experience in customized designing .
Sunbow supplies a wide variety of magnetic cores made of amorphous ribbons and nanocrystalline ribbons.
Nanocrystalline Cores:
Cores for Current Transformers
Cores for Leakage Circuit Breakers
Cores for Switched Mode Power Supply
Nanocrystalline C-Cores
Nanocrystalline Circular Cut Cores
Nanocrystalline Common Mode Choke Cores
Precision Current Transformer Cores
Amorphous Cores:
Amorphous stator cores for Electric Motors
Cores for High Power Transformers
Cores for Medium Frequency Transformers
PFC Choke Cores
Rectangular Cut Cores
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