40a Power Supply

products found from  trusted manufacturers & suppliers

Favorites

US$ 5.98-6.65 / Piece
50 Pieces (MOQ)
Shenzhen Mingwei Electric Power Co., Ltd.
Shenzhen Mingwei Electric Power Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
>2 Years
101 - 200W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 100-200 / Piece
1 Piece (MOQ)
Guangzhou Idealplusing information technology co., LTD
Guangzhou Idealplusing information technology co., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
Contact Now

Add to inquiry basket to compare.

Single
1 Year
6kw
110-220V
Series Switching Power Supply
/

Favorites

Contact Now

Add to inquiry basket to compare.

Single
1 Year
8000W
180-264VAC/245-370VDC
Both Series and Parallel Connections Are Possible
Separate-excited Switching Power Supply

Favorites

1 Piece (MOQ)
Shenzhen Gold Power Tech Co., Ltd.
Shenzhen Gold Power Tech Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
2 Years
1100W
90~280VAC
CE, UL, ISO, CCC
Goldpower

Favorites

US$ 4.71-5 / Piece
36 Pieces (MOQ)
Foshan Shampower Supply Co., Ltd
Foshan Shampower Supply Co., Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
2 Years
101 - 200W
Full Range
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 2.5-400 / Piece
10 Pieces (MOQ)
Maosheng Electrical Co., Ltd.
Maosheng Electrical Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
101 - 200W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 3930 / Piece
1 Piece (MOQ)
Nanjing Daoce Electronics Co., Ltd.
Nanjing Daoce Electronics Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"Fast Dispatch"
Fast Dispatch
Contact Now

Add to inquiry basket to compare.

Switching, Desktop Programming Test Power Supply
DC
TUV, RoHS, ISO9001, CCC, Contact Us
See Picture
Programming Test Power Supply
Contact Us

Favorites

US$ 3.95-5 / Piece
5 Pieces (MOQ)
Shenzhen Gofern Electronic Co., Ltd.
Shenzhen Gofern Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Others
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
101 - 200W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 20-30 / Piece
1 Piece (MOQ)
Wenzhou Wode Electrical Co., Ltd.
Wenzhou Wode Electrical Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
Lifetime Warranty
>500W
110V/220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

10 Pieces (MOQ)
Yangzhou Idealtek Electronics Co., Ltd.
Yangzhou Idealtek Electronics Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
1440W
220V
Output Terminals
10-Turn Potentiometer

Favorites

US$ 42-49 / pieces
1 pieces (MOQ)
Zhejiang Junlin Electric Technology Co., Ltd.
Zhejiang Junlin Electric Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"Fast Dispatch"
Fast Dispatch
Contact Now

Add to inquiry basket to compare.

Single
3 Years
1000W
100-250VAC
Series Switching Power Supply
Separate-excited Switching Power Supply

Favorites

US$ 0.89-1.99 / Piece
100 Pieces (MOQ)
Shen Zhen Saqcn Innovation Technology Co., Ltd.
Shen Zhen Saqcn Innovation Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Tin
DIP
Double-Layer
RoHS, ISO
Customized
New

Favorites

US$ 11.55-13.53 / Piece
1 Piece (MOQ)
Zhejiang Leyu Electric Co., Ltd.
Zhejiang Leyu Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"Fast Delivery"
Fast Delivery
Contact Now

Add to inquiry basket to compare.

Single
2 Years
101 - 200W
Series Switching Power Supply
Self-excited Switching Power Supply
Width Modulation Type

Favorites

US$ 100-5500 / Piece
1 Piece (MOQ)
Jinan ACME Power Supply Co., Ltd.
Jinan ACME Power Supply Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
  • Trading Company

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
380V
Parallel Switching Power Supply
Self-excited Switching Power Supply
Width Modulation Type

Favorites

US$ 5.5-5.6 / Piece
10 Pieces (MOQ)
Jiangxi Nanma Electrical Co., Ltd.
Jiangxi Nanma Electrical Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangxi, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"Fast Dispatch"
Fast Dispatch
Contact Now

Add to inquiry basket to compare.

Multiple
2 Years
101 - 200W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 8 / Piece
1 Piece (MOQ)
Shenzhen Jingcan Opto-Tec Co., Ltd.
Shenzhen Jingcan Opto-Tec Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Trading Company

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Digital Products
Single
Power
Series Switching Power Supply
Constant Current Source
PWM

Favorites

US$ 77.5-78.8 / Piece
100 Pieces (MOQ)
Shenzhen Pengchu Industry Co., Ltd.
Shenzhen Pengchu Industry Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Game Player, CCTV Camera,3D Printer,AC Motor
DC
TUV, RoHS, CE,FCC,RoHS,SAA,CB,PSE
Black
OEM
On-Off Type

Favorites

US$ 8-30 / Piece
1 Piece (MOQ)
Shenzhen Seny Technology Co., Ltd.
Shenzhen Seny Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"On-time Delivery"
On-time Delivery
Contact Now

Add to inquiry basket to compare.

Indoor,Outdoor,Semi-Outdoor LED Screen
5.0V=40A
LED Constant Current
CE, RoHS, CCC
Constant Current Source
G-Energy

Favorites

US$ 8.93-198.63 / Piece
1 Piece (MOQ)
Guangzhou Idealplusing information technology co., LTD
Guangzhou Idealplusing information technology co., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
Contact Now

Add to inquiry basket to compare.

Single
1 Year
3000W
110-220VAC
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 1 / Piece
50 Pieces (MOQ)
Zuden Technology (HK) Co., Limited
Zuden Technology (HK) Co., Limited
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Manufacturer/Factory & Trading Company

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Multiple
1 Year
51 - 100W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 24 / pieces
1 pieces (MOQ)
Shenzhen Jingcan Opto-Tec Co., Ltd.
Shenzhen Jingcan Opto-Tec Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Trading Company

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Digital Products
Single
LED Regulator Voltage
Electronic Step-down Transformer
CE, RoHS
Constant Voltage Source

Favorites

US$ 12-15 / Piece
100 Pieces (MOQ)
Hangzhou Udwells Technology Co., Ltd.
Hangzhou Udwells Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Light, Industry, Construction, Digital Products, Vehicle
Single
Constant Voltage
Electronic Step-down Transformer
TUV, CE, RoHS, ISO9001, CCC
Constant Voltage Source

Favorites

US$ 100-150 / Piece
1 Piece (MOQ)
Guangzhou Idealplusing information technology co., LTD
Guangzhou Idealplusing information technology co., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
Contact Now

Add to inquiry basket to compare.

Single
1 Year
2.4kw
110-220V
Series Switching Power Supply
/

Favorites

US$ 90 / pieces
1 pieces (MOQ)
Fujian Jiefei Hou Science and Technology Co., Ltd.
Fujian Jiefei Hou Science and Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Fujian, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"On-time Delivery"
On-time Delivery
Contact Now

Add to inquiry basket to compare.

Power Supply
Single
Voltage
Low Voltage Variable-Frequency Drive
Power Supply
Voltage Variable-Frequency Drive

Favorites

US$ 10-20 / Piece
1 Piece (MOQ)
Guangzhou Idealplusing information technology co., LTD
Guangzhou Idealplusing information technology co., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
Contact Now

Add to inquiry basket to compare.

Single
1 Year
600W
110-220V
/
/

Favorites

US$ 7.8-9.5 / Piece
5 Pieces (MOQ)
Shenzhen Gofern Electronic Co., Ltd.
Shenzhen Gofern Electronic Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Guangdong, China
  • Others
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
301 - 400W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 176.37-205.71 / Piece
5 Pieces (MOQ)
Zhejiang Weihao Electronic Co., Ltd.
Zhejiang Weihao Electronic Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"On-time Delivery"
On-time Delivery
Contact Now

Add to inquiry basket to compare.

Single
3 Years
>500W
110-220V
Both Series and Parallel Connections Are Possible
Self-excited Switching Power Supply

Favorites

US$ 2.5-400 / Piece
50 Pieces (MOQ)
Maosheng Electrical Co., Ltd.
Maosheng Electrical Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
View larger video & image

View larger video & image

Contact Now

Add to inquiry basket to compare.

Single
1 Year
101 - 200W
110-220V
Series Switching Power Supply
Self-excited Switching Power Supply

Favorites

US$ 10.8-13 / pieces
1 pieces (MOQ)
Zhejiang Junlin Electric Technology Co., Ltd.
Zhejiang Junlin Electric Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
Secured Trading Service

Enjoy trading protection from Made-in-China.com

View larger video & image

View larger video & image

5(5.0)

"Fast Dispatch"
Fast Dispatch
Contact Now

Add to inquiry basket to compare.

Single
3 Years
250W
90-132VAC/180-264VAC
Series Switching Power Supply
Separate-excited Switching Power Supply
1 2 3 4 5 6 7 8 9 Next
Questions & Answers on 40a Power Supply
Q
What factors should I consider when opting for wholesale purchase of switching power supplies?
A
The 40a Power Supply is a key item within our extensive Switching Power Supply selection.Buying switching power supplies wholesale presents benefits such as cost savings, availability of bulk quantities, and consistent product quality. Wholesale purchases also often come with options for customization and faster delivery, ensuring reliable supply for your manufacturing needs.
Q
How can I locate reputable suppliers for switching power supplies in China?
A
The 40a Power Supply is classified under our comprehensive Switching Power Supply range.In China, sourcing reputable suppliers for switching power supplies involves thorough research, including online supplier directories, industry networks, and trade shows. Verify supplier credentials, quality certifications, and request product samples for evaluation.
Q
What are the key advantages of using switching power supplies?
A
The 40a Power Supply is a top choice in our Switching Power Supply collection.Switching power supplies offer higher efficiency, smaller size, and lighter weight compared to traditional linear power supplies. They are also able to handle a wider range of voltages and frequencies, making them versatile for a variety of applications.
Haven't found what you want?

Easy Sourcing

Post sourcing requests and get quotations quickly.

Product Alert

Stay updated to what's new and popular on the market.