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Main image of DC 12V to 4.2V 3A 12.6W DC Step-Down Power Converter Power Transformer | Aluminum Shell; Passive Cooling; Quiet Operation; High Efficiency; 100,000-hour lifespan; With Protection Funtion

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DC 12V to 4.2V 3A 12.6W DC Step-Down Power Converter Power Transformer | Aluminum Shell; Passive Cooling; Quiet Operation; High Efficiency; 100,000-hour lifespan; With Protection Funtion

Item #: 9SIVSKVM471407
Mfr. Part #: 20260811ZP219C5JS

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12V to 8 Selectable Voltages & 2 Current Options: Steps down 12V DC to 3V/3.3V/4.2V/5V/6V/7.2V/8.4V/9V For LED lights, Arduino, dash cams, and all 3V-9V low-voltage devices.; 94% High Efficiency & 100,000-Hour Lifespan: Up to 94% conversion efficiency reduces energy waste, and the 100,000-hour service life ensures reliable, long-term use.; Compact Shell & Easy Installation: 58*30*23mm compact size fits tight spaces; clear wiring instructions (red/black input, yellow/black output) and 20AWG wires.; Comprehensive Safety Protections: Low voltage, overload, and overheat protection safeguards your devices and the converter, providing peace of mind for car, DIY, and LED lighting use.; Wide Operating Temperature Range: Works reliably from -30 to +80 with natural air convection cooling, adapting to different environments for year-round use.

Overview

Specs

Reviews

Product description NWANSI DC 12V to 3V/ 3.3V / 4.2V /5V/6V/ 7.2V / 8.4V /9V 2A/3A Step-Down Power Converter Product
Description Input voltae: 12V
Cable Diameter: 20AWG
Conversion efficiency: 94%
Operatin temperature: 30 to +80
Appearance size: 58*30*23mm

Additional Information
First Listed on Newegg	August 16, 2026

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Return for refund within: 30 days
Return for replacement within: 60 days
This item is covered by StarVelocity Technology Return Policy

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Item#: 9SIVSKVM471407