30W PD QC 3.0 Fast Charging Power Bank Module | 12V Battery Input | Dual USB Type-C DIY Step-Down Circuit Board

Elevate your DIY power projects with the high-performance 30W Fast Charging Power Bank Module. Engineered for versatility, this robust circuit board supports a wide 12V battery input, making it the perfect choice for repurposing 3S Lithium-ion packs, lead-acid batteries, or automotive power sources. Featuring advanced Power Delivery (PD) and Quick Charge (QC 3.0/4.0) protocols, it ensures your smartphones and tablets charge at maximum speed. With its high-efficiency toroidal inductor and solid-state capacitors, this module offers stable, heat-resistant performance. Whether you’re building a portable field charger or a solar-powered backup, this board delivers professional-grade power in a compact, easy-to-integrate form factor. Technical Specifications Component Specification Details Input Voltage DC 10V – 15V (Optimized for 12V Battery) Max Output Power 30W (Peak) Output Voltage 5V, 9V, 12V (Auto-Negotiated via PD/QC) Conversion Efficiency 92% – 97% Static Current < 200µA (Ultra-low standby drain) Supported Protocols QC 2.0/3.0, PD 2.0/3.0, AFC, FCP, MTK PE 1.1/2.0 Protections Input Over-voltage, Output Over-current, Short Circuit Dimensions Approx. 45mm x 32mm