Industrial RO Plant Controller – Complete PCB & Electronics Design

PCB Design & Engineering for HydroNest RO Plant Controller 1. Project Objective We are developing a professional controller PCB for commercial/light-commercial RO water treatment plants under HydroNest India... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Internet of Things (IoT), Microcontroller Programming (STM32 / ESP32), PCB Design and Layout, Power Electronics & Battery Management (BMS), Sensor Integration, WiFi)