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4CH 4 canali HG7881 Chip h-bridge DC 2.5-12V motore passo-passo modulo Driver Controller scheda PCB 4 vie 2 fasi per Arduino - AliExpress
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4CH Wifi Smart Home Motor Controller,DC 12V 24V 32V 220V RF433 Remote, interruttore relè a 4 canali per Alice Alexa,Tuya Smart Life
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Amazon.com: Motor Controller, 4 Channel, 4.5A, 4.5-12V - for Rover 5 Chassis (Supports Encoder Mixing) : Toys & Games
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DC Brushless Motor Controller,4-CH 4-Channel PWM Multi-Level Protection Speed Controller Driver Board, Material Control Regulator Module : Amazon.in: Industrial & Scientific
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