XL6009 DC-DC Buck Boost Power Module Bundle For Solar Panels, 4A 400KHz Adjustable Regulator, 3.8-30V To 1.25-35V, High Precision Potentiometer, Compact, Durable, Sweet Value Pack Of 5

High-efficiency DC-DC Buck-Boost Module Pack for Solar 5-Pack
✔️ 5-Pack buck-boost regulator, input 3.8-32V, output 1.25-35V

Compact DC-DC buck-boost module bundle designed for DIY solar projects and portable power supplies.

✅ Input range: 3.8V-32V for broad source compatibility.
✅ Output range: 1.25V-35V for flexible regulation.
✅ Max input current: up to 3A; no-load current ~18mA at 5V in, 8V out.
✅ Efficiency up to 94%; efficiency drops as voltage difference grows.
✅ Switching frequency: 400 kHz for fast response and smaller filtering.
✅ Low ripple: around 50 mV; ripple increases with voltage and current.
✅ Features: power indicator, current limit, and voltage regulation.

💡 What is a DC-DC buck-boost module used for in hobbyist power projects?

This handy module helps stabilize voltage and power variable devices from a single supply.

• High-efficiency buck-boost regulation for solar, battery packs, and DIY power
• Wide input/output range lets you run 3.8-32V in and 1.25-35V out
• Compact, rugged design with a precise potentiometer for fine tuning
• 400 kHz switching enables small filters and low ripple