Why Choose Us
Surge protectors for AC/DC low voltage power supply systems
Surge protectors for Photovoltaic systems (PV100--PV1000)
Surge protectors for data and signal control systems (network, video, monitoring, telecom, control signal, etc.) Company Overview
Shanghai LERDN was established in 2004 and is a fast-growing and dynamic young company which specializes in manufacturing a complete range of surge arresters. The headquarter and the factory are located in Shanghai, and has representative offices in the USA and Hong Kong,and signed with six countries agents as sole agents at a national level. In China, LERDN has seven branches and fifteen sole agents at the provincial level.
With the fast development of the photovoltaic industry and the wide application of surge protective devices in photovoltaic system, Lerdn has been specially developed a variety of surge protection devices for photovoltaic systems, such as surge protective devices and combiner boxes, etc. At the same time, Lerdn can design and provide unique surge protection solutions for Photovoltaic system according to customers unique requirements.
Lerdn has become a top brand of surge protection in China, and is a member of the Golden Sun Certificate Center entitled to edit the technical standards of photovoltaic combiner box in China.
LERDN endeavors to research and manufacture electric safety protective products, which mainly includes two series:
1. A complete range of surge protective devices
---Surge protective devices for low voltage DC/AC power supply systems
--- Surge protective devices for data and signal control systems
--- Surge protective devices and combiner boxes for photovoltaic systems
2. Equipments for Intelligent safety monitoring system
Lerdn owns a team of experienced professional engineers who specialize in designing and offering reliable surge protection solutions and effective service for your electrical systems,photovoltaic systems or telecommunication system.
LERDN appreciates intellectual property rights and owns a variety of patents in the country of origin (China) by way of independent research.
LERDN provides a five-year product quality guarantee and high-quality service globally. LERDN owns comprehensive inspection equipments and strictly carries on ISO 9001 and ISO 14001
management systems.These products adhere to ROHS standards. During research and manufacture, LERDN actively reduces its environmental impact, emphasizes safety, and pursues sustainable development through constant improvement.
In building an international brand of LERDN ,we wish to cooperate with more and more partners at the global level, and share our high-quality products and professional technology. We are sure to assist you to improve market development.