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Second-hand Delta ESR-48 56AC high frequency switching rectifier 48V50A communication power rectifier module - AliExpress
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48v 50a telecom fonte de alimentação módulo retificador delta ESR-48/56bc retificador módulo operação paralela montagem em rack retificador - AliExpress
![Second-hand Delta ESR-48 56AC high frequency switching rectifier 48V50A communication power rectifier module - AliExpress Second-hand Delta ESR-48 56AC high frequency switching rectifier 48V50A communication power rectifier module - AliExpress](https://ae01.alicdn.com/kf/S4b6f41633a354c3a8244068910ce8da8S.jpg_640x640Q90.jpg_.webp)