12V 4A DC Power Adapter – 48W
Product Overview
The 12V 4A DC Power Adapter is a reliable AC/DC power supply designed to provide a stable 12V DC output with up to 4A of current. With a maximum output capacity of 48W, it is suitable for compatible electronic devices and equipment that require a dependable 12V power source.
Its compact design, integrated power cable, and DC barrel connector make it convenient for everyday use. This adapter can be used with compatible CCTV equipment, LED lighting, routers, networking devices, speakers, and other 12V DC electronics.
Before connecting, always confirm that your device requires 12V DC, the required current is 4A or less, and the connector size and polarity are compatible.
Key Features
- 12V DC output
- 4A maximum output current
- 48W maximum output power
- Wide 100–240V AC input
- Compact and practical design
- DC barrel output connector
- Center-positive polarity
- Stable power delivery
- Suitable for various compatible 12V devices
- Convenient for home, office, shop and workshop use
Technical Specifications
- Product Type: AC/DC Power Adapter
- Output Voltage: 12V DC
- Output Current: 4A
- Maximum Output Power: 48W
- Input Voltage: 100–240V AC
- Input Frequency: 50/60Hz
- DC Connector: 5.5 × 2.1mm
- Polarity: Center Positive
- Color: Black
- Design: Compact & Lightweight
48W Power Output
The adapter provides 12V at up to 4A, giving it a maximum output capacity of 48 watts.
12V × 4A = 48W
The 4A capacity makes it suitable for compatible equipment requiring more current than 12V 1A, 2A or 3A adapters.
Wide Input Voltage Range
The adapter supports a 100–240V AC input range at 50/60Hz, making it suitable for standard mains electricity within the specified range.
DC Connector
The adapter features a 5.5 × 2.1mm DC barrel connector with center-positive polarity. Always check your device’s connector dimensions and polarity before connecting.
Compatible Applications
Suitable for compatible:
- CCTV cameras and security equipment
- LED lights
- LED strips and controllers
- Routers
- Networking equipment
- Speakers and audio equipment
- LED displays
- Electronic devices
- Other compatible 12V DC equipment
Reliable & Convenient Design
The compact black housing and attached cable make this adapter easy to handle and install. It is suitable for replacement applications as well as additional power requirements for compatible 12V electronics.
Protection Features
The adapter is designed for reliable everyday operation and may include protective functions such as:
- Overload protection
- Short-circuit protection
- Over-temperature protection
- Stable output
- Insulated housing
Why Choose a 12V 4A Adapter?
- Stable 12V DC output
- Up to 4A current capacity
- Up to 48W output power
- Wide 100–240V AC input
- Compact and easy-to-use design
- Common 5.5 × 2.1mm DC connector
- Suitable for many compatible electronic devices
- Ideal as a replacement power adapter










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