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Basic Info.
Model NO.
XMEI-020
Core
Core-type Transformer
Cooling Method
Oil-immersed Type Transformer
Winding Type
Multi-winding Transformer
Certification
ISO9001-2000, ISO9001, CCC, GS, CE, EMC, SAA, FCC, CB, PSE, RoHS, Reach
Usage
Single-phase Transformer
Frequency Characteristics
High Frequency
Shape of Core
Pq
Brand
Nr
Rated Power
100W
Weight
52g
Product Name
50Hz/60Hz Mini Low Frequency Power Transformer
Coil Structure
Core-Type
Transport Package
Inner PE Bag+White Box+Outer Carton,Can Be Custom.
Specification
PQ3230
Trademark
Nr
Origin
Dongguan
HS Code
8504319000
Production Capacity
1500000 Piece/Pieces Per Month
Product Description
EI-type cores are basic ferrite cores, which are widely used in switching power supplyand many kinds of electronic circuits, such as full-bridge, half-bridge, single-ended,resonant, push-pull circuits, etc. , with excellent material characteristics, suitable fortypical transformer structure.
Serial number | Specifications | External dimension mm | Reference Va. | Weight | |||
A | B | C | F=50KHz | F=100KHz | Reference Value G | ||
1 | Ei10 | 11 | 10 | 9 | 3 | 6 | 8 |
2 | Ei12.5 | 13 | 12 | 10 | 4 | 8 | 10 |
3 | Ei16 | 17 | 16 | 14 | 5 | 9 | 11 |
4 | Ei19 | 20 | 19 | 16 | 8 | 13 | 12 |
5 | Ei22 | 23 | 21 | 18 | 14 | 20 | 16 |
6 | Ei25 | 26 | 22 | 19 | 20 | 30 | 21 |
7 | Ei28 | 29 | 22 | 22.5 | 42 | 58 | 35 |
8 | Ei30 | 31 | 29 | 26 | 61 | 95 | 54 |
9 | Ei35 | 37 | 33 | 28.5 | 100 | 150 | 78 |
10 | Ei40 | 42 | 38 | 29 | 160 | 250 | 110 |
11 | Ei44 | 46 | 41 | 33 | 260 | 391 | 150 |
12 | Ei50 | 52 | 44.5 | 38 | 430 | 650 | 195 |





Serial number | Specifications | External dimension mm | Reference Va. | Weight | |||
A | B | C | F=50KHz | F=100KHz | Reference Value G | ||
1 | Ei10 | 11 | 10 | 9 | 3 | 6 | 8 |
2 | Ei12.5 | 13 | 12 | 10 | 4 | 8 | 10 |
3 | Ei16 | 17 | 16 | 14 | 5 | 9 | 11 |
4 | Ei19 | 20 | 19 | 16 | 8 | 13 | 12 |
5 | Ei22 | 23 | 21 | 18 | 14 | 20 | 16 |
6 | Ei25 | 26 | 22 | 19 | 20 | 30 | 21 |
7 | Ei28 | 29 | 22 | 22.5 | 42 | 58 | 35 |
8 | Ei30 | 31 | 29 | 26 | 61 | 95 | 54 |
9 | Ei35 | 37 | 33 | 28.5 | 100 | 150 | 78 |
10 | Ei40 | 42 | 38 | 29 | 160 | 250 | 110 |
11 | Ei44 | 46 | 41 | 33 | 260 | 391 | 150 |
12 | Ei50 | 52 | 44.5 | 38 | 4308 | 650 | 195 |



Q: What is your MOQ?
A: 1PC for sample checking is available. For trial order, 500pcs is our production MOQ.
Q: How about the payment?
A: T/T (30% Deposits before production, 70% balance paid before shipment),
L/C at sight.
Q: Do you charge for sample?
A: The sample needs to be charged and we will return the sample fee during your quantity order.
Q: Shipping Options?
A: By Express: such as DHL, UPS, TNT, FEDEX etc. Delivery Time takes 3-7 working days.
Agent specified by client: Pls tell us the contact details of your shipping agent.
If you do not have agent, we will recommend economical shipping company to transport the goods safely.
Q: How about the delivery time?
A: Sample order: within 3 working days
Quantity order: 15-20 working days