Description
12V 20A SMPS Power Supply – 240W Switching Adapter
Product Description
Power your high-current electronics projects and equipment reliably with this 12V 20A switching mode power supply (SMPS). Delivering a stable 240W output, this power supply is built for applications that demand consistent voltage under heavy load — including LED strip lighting installations, CCTV camera systems, industrial control panels, audio amplifiers, 3D printers, and DIY electronics projects that require serious current capacity.
Housed in a ventilated metal enclosure, this SMPS uses efficient switching technology to convert AC mains input into clean, regulated 12V DC output, minimizing heat buildup and ensuring long-term reliability even during continuous operation. Built-in protection circuitry safeguards against overload, short circuit, and overvoltage conditions, making it a safe and durable choice for both hobbyist and semi-professional installations.
Whether you’re wiring a long LED strip run, powering a bank of security cameras, or building a custom electronics setup that needs dependable high-amperage DC power, this 240W supply delivers the current headroom to keep your system running smoothly.
Key Features
- High Output Current – Delivers a full 20A at 12V for demanding, high-power applications
- 240W Total Power – Enough capacity for multi-device setups and long cable/LED runs
- Regulated DC Output – Stable, clean 12V output with low ripple for sensitive electronics
- Built-in Protection – Overload, short-circuit, and overvoltage protection circuitry
- Efficient Switching Design – Reduced heat generation and improved energy efficiency vs. linear supplies
- Ventilated Metal Enclosure – Durable housing with cooling vents for heat dissipation
- Universal AC Input – Compatible with standard mains voltage (confirm input range with supplier)
- Screw Terminal Output – Secure wired connections for +V and -V output
- Wide Application Range – Suited for LED lighting, CCTV, industrial control, audio, and DIY projects
Specifications
| Specification | Detail |
|---|---|
| Output Voltage | 12V DC |
| Output Current | 20A |
| Output Power | 240W |
| Input Voltage | AC 170–250V / 50-60Hz (confirm exact range with supplier) |
| Power Type | Switching Mode Power Supply (SMPS) |
| Protection | Overload / Short-circuit / Overvoltage protection |
| Enclosure | Ventilated metal casing |
| Output Connection | Screw terminal block |
| Cooling | Natural convection / ventilated housing |
| Efficiency | High-efficiency switching design |
| Application | LED strips, CCTV, industrial equipment, audio systems, DIY electronics |
Suggested Package Includes
- 1x 12V 20A SMPS Power Supply (240W)
Specification
General
| WeightWeight | 0,0000 g |
|---|---|
| Power | 240W |
| Output Voltage | 12V DC |
| Output Current | 20A |
| Input Voltage | 110V AC, 220V AC (Manual Switch Selectable) |
| Input Frequency | 50 Hz, 60 Hz |
| Supply Type | Switching Mode Power Supply (SMPS) |
| Shell Material | Aluminum, Vented Metal Case |
| Adjustable Output Voltage Range | ±10% (10.8V ~ 13.2V) |
| Protections | Short Circuit, Overload, Overvoltage |
| Cooling Type | Forced Air Cooling (Built-in Fan), Natural Convection |
| Terminal Type | Screw Terminal Block (9 Pins) |
| Efficiency | ≥ 80% |
| Working Temperature | -10°C ~ 60°C |
| Storage Temperature | -20°C ~ 85°C |
| Certifications | CE, RoHS Compliant |
| Applications | LED Strip Lighting, CCTV Security Systems, 3D Printers, Automation & PLC Systems, Embedded Projects |

