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AC 230V to Dual AC 12V 33V Single 12V 140VA Ring Type Toroidal Transformer for Preamplifier Tone Board Tube Amplifier $32-56
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Transformer Board

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Shenzhen Zhixiangyuan Electronics Co., Ltd.
Guangdong, countryFlag CN
4.8/5
verifiedSupplier
Custom Manufacturer
5 yrs
70+ staff
2,400+ m²
Contact supplier
#5 hot selling in Inductors, Coils
CE ISO
ODM service available
Minor customization
Full customization
Finished product inspection
Patents awarded (1)
Supplier assessment procedures
On-time delivery
94%
Reorder rate
<15%
Response time
≤5h
Online revenue
US $20,000+
Customization options
transformers
color
weight
packaging
engineering
label
phase response
isolator
specifications
core
material
size
design
copper
logo
power
auto-transformer
graphic
parameters
frequency response
Main products
Transformers
Transformers
Inductors, Coils
Inductors, Coils
Transformers old
Transformers old
$1.50-2.50
$8.80-16.50
$15-24
$18-20
$0.33-1.10
1/24
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Henan Yaan Electric Power Technology Co., Ltd.
Henan, countryFlag CN
4.9/5
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Custom Manufacturer
8 yrs
100+ staff
20,000+ m²
Contact supplier
#8 leading factory for Electronic Accessories & Supplies
ODM service available
Minor customization
Full customization
Finished product inspection
Patents awarded (4)
Agile supply chain
Warranty available
Supplier assessment procedures
On-time delivery
100%
Reorder rate
23%
Response time
≤2h
Online revenue
US $140,000+
Customization options
color
material
size
flame retardant
thickness
width
logo
packaging
label
graphic
$1.50-2.50
Min. order: 100 kilograms
$1.50-1.80
Min. order: 100 kilograms
$15
Min. order: 100 kilograms
$0.46
Min. order: 100 kilograms
$15
Min. order: 100 kilograms
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Shenzhen Youxinbang Technology Co., Ltd.
Guangdong Province, countryFlag CN
4.5/5
1 yr
Contact supplier
On-time delivery
100%
Reorder rate
<15%
Response time
≤2h
Online revenue
US $6,000+
Main products
Other Electronic Accessories
Other Electronic Components
Other Electronic Modules and Kits
Terminal Blocks
Switches
Other Resistors
$2.29-3.03
Min. order: 1 piece
$2.78-3.16
Min. order: 2 pieces
$5.50-6.50
Min. order: 1 piece
$2.41-2.81
Min. order: 2 pieces
$2.66-3.01
Min. order: 2 pieces
1/2
supplierLogo
Shenzhen Zhixiangyuan Electronics Co., Ltd.
Guangdong, countryFlag CN
4.8/5
verifiedSupplier
Custom Manufacturer
5 yrs
70+ staff
2,400+ m²
Contact supplier
#5 hot selling in Inductors, Coils
CE ISO
ODM service available
Minor customization
Full customization
Finished product inspection
Patents awarded (1)
Supplier assessment procedures
On-time delivery
94%
Reorder rate
<15%
Response time
≤5h
Online revenue
US $20,000+
Customization options
transformers
color
weight
packaging
engineering
label
phase response
isolator
specifications
core
material
size
design
copper
logo
power
auto-transformer
graphic
parameters
frequency response
$1-1.30
Min. order: 1 piece
$0.45-1.20
Min. order: 1 piece
$24.20-24.90
Min. order: 500 pieces
$0.60-1.50
Min. order: 1 piece
$0.80-6
Min. order: 1000 pieces
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Shenzhen Tianzhongtian Trading Co., Ltd.
Guangdong, countryFlag CN
4.7/5
verifiedSupplier
Multispecialty Supplier
9 yrs
10+ staff
200+ m²
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ODM service available
Minor customization
Full customization
Finished product inspection
Warranty available
On-time delivery
93%
Reorder rate
<15%
Response time
≤2h
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US $530,000+
Customization options
nozzle
orientation
color
material
size
logo
weight
packaging
counter
label
power
graphic
$52-54
Min. order: 1 piece
$60-62
Min. order: 1 set
$33-35
Min. order: 1 piece
$52-54
Min. order: 1 set
1/14
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Dongguan Speed Electronics Co., Ltd.
Guangdong, countryFlag CN
5.0/5
verifiedSupplier
Custom Manufacturer
6 yrs
20+ staff
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#10 leading factory for Passive Components
CE
ODM service available
Minor customization
Full customization
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Warranty available
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On-time delivery
100%
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<15%
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≤1h
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US $60,000+
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phase
local core
color
isolation
packaging
label
sample modification
similar specification
layout
material
size
design
logo
power
local bobbin
graphic
lead time
$2-3
Min. order: 10 pieces
$2-3
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$8-12
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$2-3
Min. order: 10 pieces
$2-3
Min. order: 10 pieces
1/40
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Shenzhen Feisman Technology Co., Ltd.
Guangdong, countryFlag CN
5.0/5
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Multispecialty Supplier
9 yrs
30+ staff
1,300+ m²
Contact supplier
ODM service available
Minor customization
Full customization
Finished product inspection
Supplier assessment procedures
On-time delivery
85%
Reorder rate
<15%
Response time
≤3h
Online revenue
US $210,000+
$6.79-7.42
Min. order: 5 pieces
$3.73-4.14
Min. order: 5 pieces
$1.16-1.26
Min. order: 5 pieces
$1.49-1.60
Min. order: 5 pieces
$2.52-2.79
Min. order: 10 pieces
1/2
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Shenzhen Jinhe Technology Co., Ltd.
Guangdong, countryFlag CN
4.9/5
6 yrs
Contact supplier
On-time delivery
88%
Reorder rate
<15%
Response time
≤5h
Online revenue
US $10,000+
Main products
Switching Power Supply
Inverters & Converters
Power Adapters
AC DC Converters ,Board Mount
Transformers
Ethernet & Communication Modules
$2.20-2.43
Min. order: 2 pieces
$2.55
Min. order: 5 pieces
$1.06
Min. order: 5 pieces
$7.58
Min. order: 5 pieces
1/3
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Shenzhen Hainayu Electronics Co., Ltd.
Guangdong Province, countryFlag CN
4.7/5
verifiedSupplier
Multispecialty Supplier
5 yrs
80+ m²
Contact supplier
On-time delivery
99%
Reorder rate
22%
Response time
≤1h
Online revenue
US $110,000+
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original
material
size
refurbished
photo
model
label
dimensions
$1-2.50
Min. order: 5 pieces
$1
Min. order: 1 piece
$0.01-0.02
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$0.50
Min. order: 1 piece
$0.01-0.02
Min. order: 1 piece
1/6
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ZTELEC Electric Technology (Zhengzhou) Co., Ltd.
Henan, countryFlag CN
5.0/5
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Multispecialty Supplier
7 yrs
50+ staff
580+ m²
Contact supplier
ODM service available
Minor customization
Full customization
Finished product inspection
Supplier assessment procedures
On-time delivery
93%
Reorder rate
27%
Response time
≤3h
Online revenue
US $180,000+
Customization options
phenolic cotton
epoxy glass
color
electrical insulation
length
FR4
boards
electrical
packaging
label
insulation
epoxy resin
transformer use
diameter
material
size
shapes
phenolic resin
logo
graphic
copper clad
$2.50-5
Min. order: 100 kilograms
$1.50-3.50
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$1-3.20
Min. order: 100 kilograms
$1-1.35
Min. order: 100 kilograms
$1-1.35
Min. order: 100 kilograms
1/25
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Henan Yaan Electrical Insulation Material Plant Co., Ltd.
Henan, countryFlag CN
4.8/5
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Custom Manufacturer
18 yrs
100+ staff
20,000+ m²
Contact supplier
#7 most popular in Insulation Materials & Elements
IQNET
ODM service available
Minor customization
Full customization
Finished product inspection
Patents awarded (36)
Agile supply chain
Warranty available
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On-time delivery
100%
Reorder rate
15%
Response time
≤1h
Online revenue
US $30,000+
Customization options
color
diameter
material
size
thickness
varnish
logo
packaging
label
graphic
insulation
$1.15-1.55
Min. order: 100 kilograms
$1.50-1.80
Min. order: 100 kilograms
$1.50-2.50
Min. order: 100 kilograms
$1.50-2.50
Min. order: 100 kilograms
$2.50-3.50
Min. order: 100 kilograms
1/27
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Shenzhen Hangguo Technology Co., Ltd.
Guangdong, countryFlag CN
4.7/5
4 yrs
Contact supplier
On-time delivery
100%
Reorder rate
<15%
Response time
≤7h
Online revenue
US $20,000+
Main products
Other ICs
Microcontrollers and Processors, FPGA
Power Management (PMIC)
Specialized ICs
Other Electronic Components
Transistors
$4
Min. order: 1 piece
$1-25
Min. order: 1 piece
$3
Min. order: 2 pieces
1/2
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Shaanxi Magason-Tech Electronics Co., Ltd.
Shaanxi, countryFlag CN
5.0/5
verifiedSupplier
Multispecialty Supplier
5 yrs
90+ m²
Contact supplier
CE
ODM service available
Minor customization
Full customization
Finished product inspection
Agile supply chain
Warranty available
Supplier assessment procedures
On-time delivery
100%
Reorder rate
<15%
Response time
≤7h
Online revenue
US $30,000+
Customization options
core
color
material
size
wire diameter
logo
packaging
label
number of turns
graphic
specifications
$0.12-0.16
Min. order: 1 piece
$0.12-0.15
Min. order: 100 pieces
$0.50-0.56
Min. order: 1 piece
$0.30-1
Min. order: 100 pieces
$0.75-1
Min. order: 500 pieces
1/25
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Shenzhen Qunwen Da Trading Co., Ltd.
Guangdong, countryFlag CN
1 yr
Contact supplier
On-time delivery
100%
Reorder rate
20%
Response time
≤4h
Online revenue
US $1,000+
Main products
Other Electronic Accessories
Microcontrollers and Processors, FPGA
PCBA
Other Electronic Components
Other ICs
Development Boards, Kits
$2.07-2.73
Min. order: 10 pieces
$0.30-2.50
Min. order: 1 piece
$0.23-0.29
Min. order: 1 piece
$2-2.52
Min. order: 100 bags
$4.95-5.85
Min. order: 10 pieces
1/3
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Shenzhen Ruize Technology Co., Ltd.
Guangdong, countryFlag CN
4.6/5
verifiedSupplier
Multispecialty Supplier
8 yrs
Contact supplier
CE UKCA
ODM service available
Minor customization
Full customization
Warranty available
On-time delivery
90%
Reorder rate
16%
Response time
≤8h
Online revenue
US $260,000+
Customization options
color
material
size
logo
packaging
label
graphic
$2.30
Min. order: 5 pieces
$0.10-1
Min. order: 1 piece
$3-3.35
Min. order: 2 pieces
$2.26-2.83
Min. order: 5 pieces
1/6
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Shenzhen iSmart Electronic Co., Ltd.
Guangdong, countryFlag CN
4.9/5
verifiedSupplier
Multispecialty Supplier
10 yrs
20+ staff
1,200+ m²
Contact supplier
ODM service available
Minor customization
Full customization
Finished product inspection
Agile supply chain
Warranty available
On-time delivery
100%
Reorder rate
<15%
Response time
≤2h
Online revenue
US $220,000+
Customization options
color
material
size
logo
packaging
label
graphic
$3.37-3.38
Min. order: 10 pieces
$0.67-0.69
Min. order: 10 pieces
$1.56-6.48
Min. order: 10 pieces
$1.14
Min. order: 10 pieces
1/6
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Shenzhen Qinda Electronics Co., Ltd.
Guangdong, countryFlag CN
4.7/5
6 yrs
Contact supplier
On-time delivery
99%
Reorder rate
15%
Response time
≤2h
Online revenue
US $90,000+
Main products
Other Electronic Components
Audio Products Accessories
Battery Testers
Other PCB & PCBA
Remote Control Switches
PLC, PAC, & Dedicated Controllers
$8-9
Min. order: 5 pieces
$3.50-4
Min. order: 10 pieces
$19-20
Min. order: 2 pieces
$3.08-3.99
Min. order: 5 pieces
$9-9.50
Min. order: 10 pieces
1/1
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Jiangsu Tianwang Solar Technology Co., Ltd.
Jiangsu, countryFlag CN
4.5/5
verifiedSupplier
Custom Manufacturer
9 yrs
80+ staff
14,000+ m²
Contact supplier
#8 most popular in Lighters
ISO
ODM service available
Minor customization
Full customization
Finished product inspection
Patents awarded (2)
Agile supply chain
Supplier assessment procedures
On-time delivery
88%
Reorder rate
<15%
Response time
≤2h
Online revenue
US $100,000+
Customization options
color
material
size
logo
packaging
label
graphic
$0.50-0.70
Min. order: 100 pieces
$0.45-0.70
Min. order: 100 pieces
$0.50-0.90
Min. order: 100 pieces
$0.60-2
Min. order: 100 pieces
$10.50-12
Min. order: 10 pieces
1/48
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Dongguan Jiewen Electronics Co., Ltd.
Guangdong, countryFlag CN
5.0/5
2 yrs
Contact supplier
On-time delivery
100%
Reorder rate
38%
Response time
≤2h
Online revenue
US $20,000+
Main products
Inductors, Coils
Power Transformers
Transformers old
EMI/RFI Filters (LC, RC Networks)
Other PCB & PCBA
Other Electronic Components
$0.91-0.95
Min. order: 50 pieces
$0.75-0.80
Min. order: 1 piece
$1.12-1.16
Min. order: 1 piece
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Shenzhen Kaihongli Electronics Co.,Ltd
Guangdong, countryFlag CN
5.0/5
5 yrs
Contact supplier
On-time delivery
100%
Reorder rate
<15%
Response time
≤7h
Online revenue
US $10,000+
Main products
Transformers
Inductors, Coils
Switching Converter, SMPS Transformers
Ferrites old
Other Electronic Components
MV&HV Transformers
$0.30-0.50
Min. order: 100 pieces
$0.30-0.50
Min. order: 100 pieces
$0.30-0.50
Min. order: 100 pieces
1/3

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