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What is UL?

What is UL? UL: Authoritative safety certification from the United States UL's full name is Underwriter Laboratories Inc. (Underwriters Laboratories) is the United States the most authorita...…

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Power adapter manufacturers teach you how to contribute to environmental protection?
Power adapter manufacturers teach you how to contribute to environmental protection?
Unplug the unused power adapter. You might think that power adapters such as cell phones and digital cameras consume only a few watts of power even when working, let alone stand by. But I saw a power adapter total energy meter, the number really surprised me. 100 million kw.h electricity! The 1 billion kilowatt-hours of electricity is eno...
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Guanyuda Power supply Co., Ltd.  officially started on February 25, 2018!
Guanyuda Power supply Co., Ltd. officially started on February 25, 2018!
Guanyu Power Supply Co., Ltd officially started on February 25, 2018! In 2017, thank you for your support and trust. Every point of progress and achievements Guanyuda acquired are inseparable from the strong support of all staff and partners and long-term company, your commitment and trust is a powerful force for Guanyuda to move forward. In the future, we wil...
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Can the original power adapter be replace by others?
Can the original power adapter be replace by others?
Can the original power adapter be replaced by others? Today, more and more electrical equipment in our life needs to use power adapters, such as mobile phones, computers, etc. There are many mobile devices, almost all of them need to use the power adapter. So weather the power adapter for these electrical equipment are universal or not? Next, the power ...
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2018 Price Adjustment Announcement
2018 Price Adjustment Announcement
2018 Price Adjustment Announcement In recent years, mainland China has promoted economic transformation with Supply-side Structural Reform as their economic development focus. In addition, strict environmental protection laws and regulations have imbalanced many aspects of the global supply chain. This includes shortages of key components, a continuous rise ...
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Tianxin sunlike ERP help Guanyu power achieve a new leap in management
Tianxin sunlike ERP help Guanyu power achieve a new leap in management
Tianxin sunlike ERP help Guanyu power achieve a new leap in management With the gradual expansion of the company's development scale, the original enterprise management software has gradually failed to meet the needs of business development. Finally, the system is officially on line at 1th,Nov. Guanyu Power Co., Ltd. hopes to use Tianxin Sunlike ERP to...
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New arrivals! 152W plastic housing ! PCB type free constant output power adapter
New arrivals! 152W plastic housing ! PCB type free constant output power adapter
New arrivals! 152W plastic housing ! PCB type free constant output power adapter New products After the announcement of constant output series with waterproof design, GM42-240150-ZU, GM51-240200-ZU, GM60-240275-ZU, GM95-240400-ZU, GM130-360300-ZU, and GM152-240500 with PFC, etc. They have received wild response and acount for 60%...
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Welcome to Hong Kong Electronics Fair (Autumn Edition) 13-16 Oct 2017
Welcome to Hong Kong Electronics Fair (Autumn Edition) 13-16 Oct 2017
The 37th HKTDC Hong Kong Electronics Fair (Autumn Edition) will be staged from 13 to 16 October 2017 at the Hong Kong Convention and Exhibition Centre (HKCEC). GVE booth locates at No. 1A-A08. Welcome to visit us during the fair. This year, GVE displays state of the art LED drivers for various lighting applications, constant voltage outpu...
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The latest AC/DC power technology with high power factor and high efficiency
The latest AC/DC power technology with high power factor and high efficiency
In the development of electronic machine, the high efficiency of the power supply is important. Not only face the problem of electricity energy in Japan, in the world of electric power companies, power factor correction machine to promote and improve the increasingly important. In this paper, the AC/DC power supply with high power factor correction and standby pow...
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