

The Dual DC Power Supply is a versatile and efficient dual output DC power supply designed to convert AC mains power (AC100–240V, 50/60Hz) into stable dual DC voltages. This dual voltage DC power supply is ideal for applications requiring multiple output voltages, including routers, switches, 3C electronics, industrial control systems, and weak current wiring boxes.
As a dual channel DC power supply and dual rail DC power supply, it ensures reliable and safe operation for sensitive electronic devices, supporting power stability, energy efficiency, and long-term durability. Built with a compact Dual DC Power Supply board, this module is suitable for integration into tight spaces while providing multiple protection mechanisms.

| Item | Specification |
|---|---|
| Product Type | Dual DC Power Supply / AC to DC Dual Power Supply |
| Input Voltage | AC100–240V |
| Input Frequency | 50/60Hz |
| Output Voltage & Current | 7.5V 2.4A, 9V 2A, 12V 1.5A |
| Output Power | 18W |
| Efficiency | ≥80% |
| Working Temperature | -20℃ to +50℃ |
| Storage Temperature | -20℃ to +80℃ |
| Humidity | 10%–90% RH |
| Protection | Overvoltage, Short Circuit, Overload, Temperature |
| Size | 120 × 20 × 22 mm ±0.2 mm |
| Custom Processing | Supported |
| Mounting | Board mount / PCB installation |
The dual output DC power supply offers multiple standard outputs (7.5V 2.4A, 9V 2A, 12V 1.5A) to power a variety of devices. Customers can select the appropriate version based on device requirements.
With a conversion efficiency of ≥80%, this dual DC DC converter ensures minimal energy loss, reduces electricity costs, and provides an environmentally friendly power solution.
As a dual DC power supply module, it integrates multiple safety features including overvoltage protection, short circuit protection, overload protection, and temperature protection. These functions prevent damage to both the power supply and connected devices.
The AC to DC dual power supply supports AC100–240V input, allowing global compatibility and adaptability to various working environments.
This dual DC power supply board has a compact footprint (120 × 20 × 22 mm), making it ideal for integration into routers, switches, weak current wiring boxes, and other electronic devices with limited installation space.
The dual channel DC power supply is widely used across different industries:
Networking Equipment: Provides stable DC power for routers, switches, and other communication devices.
3C Electronics: Powers TVs, audio devices, monitoring systems, and other consumer electronics.
Weak Current Systems: Ideal for home or office weak current wiring boxes requiring reliable power.
Industrial & Laboratory Equipment: Supports dual-circuit power requirements in automation, control, and testing systems.
LED Lighting: Supplies stable DC power to dual voltage LED systems.
Stable Output: Ensures safe and constant DC voltage for dual output devices.
High Efficiency: Reduces energy waste and operating costs.
Enhanced Safety: Built-in protections prevent overvoltage, overcurrent, short circuit, and overheating.
Wide Compatibility: Suitable for multiple electronics requiring AC to DC dual supply.
Customizable: OEM/ODM options available for voltage, current, PCB design, and mounting.
Durable Design: Reliable performance across -20℃ to +50℃ working range.
Q1: What devices are suitable for a Dual DC Power Supply?
A: It is ideal for devices requiring AC to DC conversion, including routers, switches, 3C products, LED lighting, and industrial control systems.
Q2: Can the output voltage be adjusted?
A: The outputs are fixed standard voltages (7.5V 2.4A, 9V 2A, 12V 1.5A). Select the version that matches your device.
Q3: How is the Dual DC Power Supply installed?
A: Connect the input to AC mains (AC100–240V) and the output to the device requiring DC power. Follow standard installation guidelines and ensure a proper temperature and humidity environment.
Q4: Will the board overheat during use?
A: The dual DC DC converter includes built-in temperature protection. If overheating occurs, the protection circuit activates to prevent damage.
Q5: Can the Dual DC Power Supply be used in industrial environments?
A: Yes, it operates reliably in -20℃ to +50℃, and is suitable for industrial, commercial, and home applications.