🔌 48V 3A DC SMPS Power Supply (Switch Mode Power Supply)

📦 Product Overview

The 48V 3A DC SMPS Power Supply is a high-efficiency switching power supply designed to convert AC 220V input into a stable 48V DC output. With a maximum output current of 3 Amperes, it delivers up to 144 Watts of power, making it suitable for industrial, automation, LED, telecom, and networking applications.

Its compact metal enclosure with ventilation holes ensures proper cooling and reliable continuous operation.

⚡ Electrical Specifications

🏗 Physical Specifications

🔌 Terminal Configuration

Typical terminals include:

• L → AC Live

• N → AC Neutral

• ⏚ → Earth/Ground

• V+ → 48V DC Positive

• V– → 48V DC Negative

⭐ Key Features

✔ Stable 48V regulated output
✔ High efficiency & low heat generation
✔ Overload protection
✔ Short circuit protection
✔ Over-voltage protection
✔ Compact and lightweight design
✔ Easy installation

🛠 Applications

This 48V 3A SMPS is ideal for:

• Telecom equipment

• PoE (Power over Ethernet) systems

• CCTV systems

• Industrial automation

• CNC machines

• 48V LED lighting systems

• Networking devices

• DC motors & control systems

🔒 Protection Features

✔ Overload Protection
✔ Short Circuit Protection
✔ Over Voltage Protection
✔ Thermal Protection (in some models)

These features help protect both the power supply and connected devices.

🌡 Cooling System

• Perforated metal body for heat dissipation

• Passive air cooling (fanless in standard version)

• Designed for continuous operation

⚠ Safety & Installation Tips

• Ensure proper earthing

• Do not exceed 3A load

• Install in well-ventilated area

• Avoid moisture exposure

• Turn off AC supply before wiring

🏆 Advantages

✔ Reliable industrial-grade performance
✔ High power output (144W)
✔ Stable voltage for sensitive devices
✔ Long service life
✔ Cost-effective solution