24W Dual USB Fast Charging Module – Electrica
The 24W Dual USB Fast Charging Module is a compact DC-powered USB charging board designed for custom charger development, DIY electronics, embedded power systems, and other applications requiring USB charging outputs. Featuring two USB-A output ports and support for multiple fast-charging protocols, this module provides a practical solution for building USB charging systems using a suitable DC power source.
The charging board supports a wide 6V to 32V DC input range and has an advertised maximum output power of 24W. Its compact PCB design, measuring approximately 50 × 40 mm, makes it suitable for integration into custom electronic enclosures, DIY charger projects, and various power supply applications.
KEY FEATURES
- Dual USB-A Output Ports: Provides two USB-A ports for connecting compatible USB-powered devices.
- 24W Fast Charging: Advertised maximum output power of up to 24W.
- Wide DC Input Range: Supports a DC input voltage range of 6V–32V.
- QC2.0 and QC3.0 Support: Supports Qualcomm Quick Charge 2.0 and Quick Charge 3.0 protocols.
- Multiple Charging Protocols: Supports DCP, FCP/SCP, AFC, SFCP, and MTK PE1.1/2.0 according to the PCB markings.
- Compact PCB Design: Approximate board dimensions of 50 × 40 mm.
- Mounting Holes: Four corner mounting holes help with installation.
- LED Indicators: Includes LED1 and LED2 indicator positions on the PCB.
- DIY Electronics Friendly: Suitable for custom USB charger development and electronics projects.
SUPPORTED FAST CHARGING PROTOCOLS
The 24W Dual USB Fast Charging Module features support for multiple charging protocols, as identified on the PCB:
- QC2.0: Qualcomm Quick Charge 2.0
- QC3.0: Qualcomm Quick Charge 3.0
- DCP: Dedicated Charging Port
- FCP: Fast Charging Protocol
- SCP: SuperCharge Protocol
- AFC: Adaptive Fast Charging
- SFCP: Super Fast Charging Protocol
- MTK PE1.1/2.0: MediaTek Pump Express 1.1 and 2.0
These protocols allow the module to negotiate compatible charging modes with supported devices. Actual charging performance depends on the connected device, input power supply, USB cable, and protocol compatibility.
APPLICATIONS
This dual USB fast charging board can be used in various electronics and power-related projects, including:
- DIY USB fast charger projects
- Custom DC-to-USB charging systems
- Solar-powered USB charging projects
- Embedded electronics and development systems
- Custom power supply enclosures
- USB charging ports for electronic equipment
- Battery-powered charging projects with a suitable DC supply
- Electronics prototyping and repair projects
- Custom USB charging solutions for compatible devices
PRODUCT SPECIFICATIONS
| Parameter | Specification |
|---|---|
| Product Name | 24W Dual USB Fast Charging Module |
| Model Number | MH-KC24-2 |
| Product Type | Dual USB Fast Charging Board |
| USB Output Ports | 2 × USB-A |
| Input Voltage | 6V–32V DC |
| Advertised Output Power | Up to 24W |
| QC Support | QC2.0, QC3.0 |
| Other Protocols | DCP, FCP/SCP, AFC, SFCP |
| MediaTek Protocol | MTK PE1.1/2.0 |
| PCB Dimensions | Approximately 50 × 40 mm |
| PCB Design | Dual-sided PCB |
| LED Indicators | LED1 and LED2 positions |
| Mounting | Four corner mounting holes |
Important Output Information: The 24W rating is the advertised maximum output power of the module. Actual output voltage, current, and power depend on the input supply, connected device, USB cable, charging protocol negotiation, and operating temperature. The 24W rating should not be interpreted as 24W independently available from each USB port.
INSTALLATION AND USAGE INSTRUCTIONS
- Use a suitable regulated DC power supply within the specified 6V–32V input range.
- Verify the input polarity before connecting the power supply.
- Ensure that the power supply can provide sufficient current for the intended charging load.
- Provide adequate ventilation and heat dissipation during operation.
- Use good-quality USB cables and compatible charging devices.
- Check the module’s temperature and output performance during initial testing.
The PCB includes a heat-dissipation warning. Avoid installing the charging board in a completely enclosed space without appropriate thermal management.





PACKAGE CONTENTS
- 1 × 24W Dual USB Fast Charging Module
WHY CHOOSE ELECTRICA?
Electrica provides electronics components, development modules, tools, and accessories for engineers, technicians, students, makers, and DIY electronics enthusiasts.
Explore more electronics products on our website:
Website: https://www.electrica.com.pk
For product inquiries and orders, contact Electrica through WhatsApp.
Please check all product images carefully for the PCB layout, USB output ports, supported charging protocol markings, and physical dimensions before placing your order.
24W Dual USB Fast Charging Board
Quick Charge Technology Reference
The 24W USB Fast Charging Module supports QC2.0 and QC3.0 fast charging protocols. For general information about Qualcomm Quick Charge technology and its supported generations, visit the official Qualcomm website:








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