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42V12A switching power supply, LED monitoring power supply, 42V500w industrial power supply, 220V to DC42V transformer

1. factory direct sales, reasonable price, quality assurance, 2.100% new transformers, 100% new electronic components, 100% foot power 3. wave fiberboard, pure copper variable pressure 4.7 days, no reason to replace 5.10 years free warranty, life-long maintenance

discount 70% in 2018-07-18 to 2018-07-20
price: USD$ 62.30
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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     Shenzhen New Hope Technology Co., Ltd., is a professional manufacturer of switching power supply manufacturer, located in the Pearl River Delta of Guangdong, with favorable geographical position and convenient transportation.

The main products are: 5V/12V/15V/18V/24V/30V/36V/48V/60V15W-1500W indoor power supply, waterproof power supply and rainproof power supply.

It has introduced advanced production equipment at home and abroad, with the use of automatic spraying, tin spray galvanized shell production line, fine production technology and high-quality raw materials, so as to create a variety of high-quality "new look technology" products.

At present, the products are widely used in construction projects and construction projects inside and outside Guangdong Province, and are sold to domestic and overseas, and won the unanimous praise of the vast number of users - "good quality, fast supply, good service attitude."". "New hope science and technology" all staff thanks to the patronage and support of new and old customers, welcome to come to negotiate business calls.


The company supports fast sell pass, Amason, Dunhuang net, Wish, Taobao and other electricity supplier of a generation of delivery





input voltage

110V/220V ±1% (100-140V,180-260V)

output voltage

DC42V  0-12A

Difference range



500W Max



Adjustable output voltage range




Product weight


Leakage current


temperature coefficient


Start up, rise and hold time


Seismic resistance

10 to 500Hz, 2G10min, /1 cycles, 60 minutes in length, each axis


Overload, overvoltage and overcurrent short circuit protection

Pressure resistance between input and output

1.5KvAC input and shell; 1.5KvAC output and shell; 0.5KvAC

Working temperature and humidity


Storage temperature and humidity


Product size