LM2596 DC-DC Buck Converter Step Down Module, 4.5V-35V, 1.3V-30V
DC/DC 3A Buck Converter
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HW-140 DC-DC Buck Boost Converter Step Up/Down, LCD display, 3A 5.5V-30V for 0.5V-30V compatible with Arduino
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300W XL4016 DC-DC Max 9A Step Down Buck Converter 5-40V To 1.2-35V Adjustable Power Supply Module LED Driver | Buy at Best Price in Bangladesh | KaziExpress
REES52 DC DC Buck Converter, DC 5-40V to 1.2-36V Power Supply Step Down Voltage Regulator 36V 30V 24V 12V 5V 3.3V 8A 100W Adjustable Volt Reducer Module : Amazon.in: Computers & Accessories