R4875G1 is a 4000W, 97% efficiency, digital controlled high power density rectifier. It converts input voltage ranges between 85 to 300 Vac into 42 to 58 Vdc adjustable output voltage. With state-of-the–art technologies, the online-swappable rectifier module supports walk-in start, low noise operation and multiple functions on real-time state management.

Hongking Industrail co.,limited

Was established in 2009，We are specialized in the research and development of fiber optical access network technology.
We Provide Competitive fiber optic access solution for ISP Company and Government worldwide.
In the past 10years, we had provide our products and good service for more than 30 countrys with good reputation

We have great advantage on the region of PON and FTTH.

Our Main Products includes：

GPON EPON XPON ONU ONT (Optical network terminal)

OLT & Board & SFP & OLT Accessories (Optical Line Terminal)

FTTH FTTB Accessories （fiber to the home）

Our Services
1. Provide Technical support and Remote help for our customers
2. 1-3 years quality warranty for our product
3. OEM/ ODM service for your market
4. Provide different cost effective logistic solution for the delivery of your order

Welcome to contact us ,You will have a good supplier and partner!