EMERSON HD4825-3 Rectification Module for Emerson Telecom Power Supply Product Description: As a 48V 25A Telecom rectifier, Emerson HD4830-3 integrated use of modern power electronics and industrial control technology development, built-in advanced microprocessor, a comprehensive soft-switching technology, efficiency and achieve industry-leading level of EMC. Emerson HD4825-3 Features: 1. Entire Eff.: No less than 90% 2. Wide input voltage range: From 90V-290Vac 3. Power factor to 0.99 4. Plug-in type, easy and fast respond HD4825-3 DC input Alarm and Protection: 1. DC in over voltage protection 2. Over Voltage Alarm 3. Over Voltage Alarm Recover 4. Low Voltage Alarm 5. Lower Voltage Alarm Recover Product Details: has been established for more than four years. We mainly sell new and used communication equipment. We have strong inventory and strong suppliers. We can provide you with high quality price and after-sales service. Welcome to cooperate with Telecom Construction Group, Communications Equipment Trading Company and individuals. is a supplier of communication equipments for Nokia, Huawei, ZTE, Ericsson, Marconi, Alcatel Lucent and other companies. As a second-hand Telecom partner recognized by hundreds of service providers around the world, you can rely on to help you expand and maintain the network at a cheaper and faster speed. We only purchase the best quality green market equipment at the best possible market price, and deliver considerable cost-effectiveness directly to our customers. If you any equipments you need, please contact us, and we provide best price with high quality. If you are interested, please let us know the specific model. We will provide the best service and the best price! Pr