HAKKO FR301-82 HERRAMIENTA DE DESOLDADURA 2 polos enchufe de puesta a tierra CA 100V con estuche nuevo

This resistor moderates the motor’s speed when supplied with 120V. Without it, the motor may run faster and produce a different sound profile. Installing a 300Ω resistor into the Japanese model has been shown to align its performance (speed and noise) with the U.S. version.

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