DC-DC 9a 300w Buck Converter 150w Boost Converter

A dual-mode 300 W buck / 150 W boost constant-current, constant-voltage (CC/CV) power module built for serious power electronics work. Whether you're stepping down a 48 V supply to charge a 12 V battery or boosting a solar panel output to a regulated load, this module provides industrial-grade regulation with both voltage and current adjustment — making it the foundation of any high-power bench supply or charging system.

🔹 Key Applications

• Lithium battery pack charging (CC/CV charging profile support)
• High-power LED array driver and dimmer
• Industrial power supply design and prototyping
• Solar charge regulation and battery float charging
• Adjustable high-current bench power supply
• Motor controller power rail regulation

🔹 Why Choose This Module?

• 300 W buck / 150 W boost — high-power dual-mode operation
• CC/CV mode — supports battery charging and LED driving natively
• Adjustable voltage and current — full control over output characteristics
• Non-isolated design — compact and efficient for enclosed systems
• Robust construction — designed for sustained high-power operation

🔹 Technical Specifications

• Topology: Non-isolated buck (CC/CV) + boost
• Buck Mode Power: 300 W
• Boost Mode Power: 150 W
• Maximum Current: 9 A
• Output: Constant Current / Constant Voltage (adjustable)
• Dimensions: 65 × 47 × 23.5 mm

🔹 What's Included

1 × DC-DC 300W Buck / 150W Boost CC/CV Module

🔹 Pro Tip

💡 In CC/CV mode, this module functions as a proper battery charger — set the voltage to your battery's absorption voltage and the current to your desired charge rate. Always confirm polarity and voltage settings before connecting batteries.

⚠️ Note: Always ensure proper heat dissipation and correct voltage configuration before powering connected devices.