Description
The Standard 12V 3A Desktop Power Supply is a robust, desktop-style AC/DC adapter engineered to deliver a clean, highly reliable 12V DC output with a maximum current rating of 3A (36W total power). Designed for continuous operation in professional automation, security, and industrial environments, it features a standard 5.5mm x 2.1mm DC barrel plug for universal compatibility with a wide range of peripheral equipment, control modules, and communication hardware.
Built to handle fluctuating electrical grids safely, this power supply features a wide input voltage range of 100VAC to 280VAC (operating range 90VAC to 290VAC) with a frequency range of 47Hz to 60Hz. Its compact, desktop-type layout allows for easy placement in control cabinets, test benches, and workstations. Integrated safety mechanisms—including over-voltage protection, over-current safeguards, and short-circuit protection—ensure secure, stable, and efficient operation for sensitive electronic loads.
Note: Product images are for reference only; actual appearance or packaging may vary slightly based on manufacturing batches.
Key Features
- Stable Power Delivery: Outputs a steady 12V DC at up to 3A current, providing a total of 36W of reliable power for connected loads.
- Standard DC Barrel Plug: Equipped with a universal 5.5mm x 2.1mm DC connector ensuring secure connection and broad equipment compatibility.
- Wide AC Input Range: Built to accommodate volatile grid conditions, supporting 100V-280V AC input voltage (90V-290V AC operational tolerance).
- Comprehensive Safety Circuits: Integrated over-voltage, over-current, and short-circuit protection safeguards both the power supply and connected equipment from damage.
- Compact Desktop Architecture: Space-saving external adapter design allows for clean wire management and simple plug-and-play installation.
- Durable Professional Build: Engineered for long-lasting, continuous performance in demanding industrial and commercial environments.
Benefits
- Grid Voltage Fluctuation Tolerance: Wide input voltage range ensures continuous operation even in areas prone to unstable power mains.
- Enhanced Equipment Protection: Multi-layer safety safeguards prevent electrical shorts and voltage spikes from reaching sensitive control boards and sensors.
- Plug-and-Play Convenience: Eliminates internal wiring complexities with an external desktop form factor that deploys in seconds.
- Versatile Professional Utility: Perfectly rated for powering low-voltage industrial controllers, test instrumentation, network switches, and security monitoring setups.
Applications
- Industrial Control & Automation: Ideal for powering external PLCs, relay modules, signal converters, and instrumentation test rigs.
- Security & Surveillance Systems: Perfectly suited for powering CCTV security cameras, DVR/NVR accessories, and access control panels.
- LED Lighting & Display Infrastructure: Reliable power source for architectural LED strip lighting, display drivers, and indicator arrays.
- General Electronics & Bench Testing: Excellent auxiliary power supply for prototyping benches, small appliances, and low-voltage electronic testing.
Package Includes
- 1 x Standard 12V 3A Power Supply with 5.5mm DC Plug Desktop Type
Specifications
| Parameter | Specification |
|---|---|
| Item Type | Desktop AC/DC Power Supply Adapter |
| Model Type | Desktop Switching Power Supply (SMPS) |
| Output Voltage | 12.0 V DC |
| Output Current | 3.0 A (Maximum) |
| Output Power | 36 W |
| Input Voltage Range | 100V AC – 280V AC (Operating Range: 90V AC – 290V AC) |
| Input Frequency | 47 Hz – 60 Hz |
| Input Current | < 1.5 A (At full load and complete input voltage range) |
| DC Connector Type | 5.5mm x 2.1mm DC Barrel Plug |
| Protection Features | Over-Voltage Protection, Over-Current Protection, Short-Circuit Protection |
| Shipping Weight | 0.318 kg |
| Shipping Dimensions | 18 × 10 × 5 cm |
