300w 20a Adjustable Dc-dc Step Down Buck Converter Voltage Regulator Power Supply Module

SKU: B271,KRT34,IMP100,Th50,S
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Rs 1,400
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300W 20A DC-DC Buck Converter Module – Adjustable Step-Down Voltage Regulator 6–40V to 1.2–36V

📝 Product Description:

Power your electronics efficiently with the 300W 20A DC-DC Buck Converter, a high-performance step-down voltage regulator designed for demanding power applications. With an adjustable output voltage range of 1.2V to 36V, and the ability to handle up to 20A current, this module is perfect for powering LEDs, battery charging systems, automotive electronics, and more.

Engineered for 97% conversion efficiency and low output ripple (≤50mV), it ensures clean and stable voltage delivery, even under high loads. Compatible with a wide input range from 6V to 40V, this buck converter is a favorite among DIYers, engineers, and hobbyists alike.


🔧 Key Features

  • 🔋 Adjustable Output Voltage: 1.2V to 36V

  • Max Output Current: 20A (with heat sink)

  • ⚙️ Wide Input Voltage: DC 6V to 40V

  • 📈 High Efficiency: Up to 97% power conversion

  • 🔇 Low Ripple Output: ≤50mV – ensures stable performance

  • 🌡️ Working Temp: -10°C to +75°C – suitable for industrial and mobile environments

  • 📦 Compact Size: Approx. 60 × 52 × 27mm – easy to mount in custom enclosures



📋 Technical Specifications:

Attribute Details
Input Voltage DC 6V – 40V
Output Voltage DC 1.2V – 36V (adjustable)
Output Current Max 20A
Output Power Max 300W
Efficiency Up to 97%
Output Ripple ≤50mV
Dimensions 60 × 52 × 27 mm (approx.)
Operating Temperature -10°C to +75°C


🌍 Applications

  • 💡 High-power LED Driver

  • 🔋 Lithium Battery Charging Module

  • 🚗 Automotive DC Step-Down Converter

  • 🔧 DIY Regulated Power Supplies

  • 🖥️ Low-Voltage DC Systems & Embedded Projects

  • Connect with solar.

📦 Package Includes

  • 1 × 300W 20A DC-DC Adjustable Buck Converter Module