When choosing a power adapter suitable for your product, price, quality, service, reputation, and whether it is suitable for your own situation need to be considered together.We, Dongguan Liangrui Electronics Co., Ltd., have been focusing on power adapter for more than 10 years.A technology manufacturer integrating R&D to production and delivery services，High efficiency, reliable quality and short production cycle，Passed the ISO:9001:2015 quality management system,In 2018, it won the title of "Guangdong High-tech Enterprise" and the title of "Quality Supplier" of Global Sources.The company has EMI laboratory, incoming material inspection laboratory, power supply finished product inspection laboratory and a number of production automation equipment.The company's products have passed the safety standard certification of UL, CUL, TUV/GS, CE, SAA, PSE and other developed countries in Europe and America.In response to the new requirements of energy conservation in the world, all products comply with ERP, Nrcan, Doe, CEC, MEPS VI energy conservation standards.Pay attention to environmental protection, all products comply with environmental protection requirements such as RoHs, Reach, California 65, etc.is your best choice! ! ! Welcome new and old customers to inquire! ! !

Dongguan Liangrui Electronics Co., Ltd. was established in October 2011. It is located in Hengli Town, Dongguan City with convenient transportation, with a plant area of 5200 square meters.Mainly engaged in the production of power adapters, switching power supplies, LED drivers, indoor and outdoor transformers, light control, and waterproof wires.There are injection workshops, wire workshops, AI plug-in workshops, patch workshops, assembly workshops, potting workshops and finished products workshops, providing product services from R&D, production, and sales of LED power supplies, home appliances power supplies, medical power supplies, communication power supplies, and waterproof wires. Product name: 12W USB series 1. Full voltage input design, suitable for global application; 2. The isolation design meets the safety and low voltage standards; 3. Short circuit, overvoltage, overcurrent, and overload protection; 4.100% full load aging test; 5. Meet the requirements of the latest low voltage directives and EMC standards in North America, Europe, Australia and Japan; 6. Meet the six-level high efficiency standards of ERP, Nrcan, DOE, CEC and MEPS; 7. Minimum 2 years warranty; 8.Suitable for use in dry environments; 9. Mini shell design; 10.USB output power supply; 11. Meet the standards: EN61347, EN61558, EN62368, UL1310, UL8750. The company's products have passed UL, CUL, TUV/GS, CE, SAA, PSE and other European and American developed countries' safety regulations certification.In response to the world's new energy-saving requirements, all products comply with ERP, Nrcan, Doe, CEC, and MEPS VI energy-saving standards.Pay attention to environmental protection, all products meet the environmental protection requirements of RoHs, Reach, and California 65.The company promises that as long as the products flow out from the company,All products must go through ICT test, PCBA electrical test, assembly electrical test, high voltage test, aging test and pre-packing test,To provide customers with safe, energy-saving, environmentally friendly, and reliable power products, welcome new and old customers to consult! !Contact: 13537305053 Mr. Jiang

Precautions for using waterproof desktop power supply

Precautions for using waterproof desktop power supply

What is the cause of the heating of the switching power supply adapter?

To put it bluntly, the power adapter is a small transformer, but its internal structure is still different from the transformer. Many people don’t know whether the power adapter can charge our mobile devices. What should be paid attention to when buying? I will share with you today.

What is the difference between a power adapter and a voltage regulator?

In normal use, in a relatively quiet situation, it is possible to hear a faint electric current close to the adapter. This kind of noise is normal, so don't worry.